Turbo 350 transmission shifting problems

STEP 2 After placing the transmission in your work area, remove the torque converter unit. 3. Jul 06, 2005 · Purchased an E350 about 2 weeks ago. 2003 - 2004 Ford Excursion, Super Duty and Econoline Alert!. For a … Overall, the Turbo 350 is a dependable transmission that is basic, easy to repair, and not to mention, affordable for just about anyone. Aug 17, 2018 · In that case, the catalytic converter can touch the side of the valve body area, overheating the transmission and creating metal shavings in the pan. It is widely regarded to be a supremely durable and legendary transmission. com, the official website of Diesel Power Magazine. I can even put i Along with injector problems are Fuel Injection Control Module (FICM) problems. Jun 07, 2012 · on my 86 gmc with a 350 motor and a 350 automatic turbo transmission is slipping gears it feels like its in neutral when i put it into any gear and when i have to hammer down on the gas just to get it going and when it shifts i have to do the same thing? can someone help! Apr 24, 2018 · Vacuum Modulator Installation GM TH350/TH400 Transmission | FIXES SHIFT PROBLEMS! Odyssey Overland 4x4 This one is adjustable which allows the user to change the shift points to what one This transmission is a 3 speed, and no overdrive gear was available. It also has programming that controls injection timing to some extent. If your transmission is slipping or not shifting properly, the experts at Firestone Complete Auto Care can help. Complete video instructions to add transmission fluid to a 2014 Ford F-350 Super Duty King Ranch 6. Loosing transmission fluid without a trace of a leak. Low or leaking fluid: A transmission fluid leak is one of the most reliable signs of a transmission problem, and should never be neglected. Jan 17, 2017 · I traded in my 2013 Raptor last night for the 2017 Raptor. Jul 11, 2009 · I have a turbo 350 tranny that is not shifting properly between 2 and 3 gear. hope this helps. (350 turbo) Either the vaccum hose is disconnected from the transmission shift moduale or the plastic govener gear is worn out both are easy to fix. This information is for the non-transmission mechanic to help identify problem, know TRANSMISSION COOLER; transmission length chart; ratio adapter Chevy There is no need to replace a 700R4 with a 350 transmission, because the 350 If your transmission doesn't shift out of first gear or shifts hard at too high a  You'll want to get transmission control module problems squared away as soon Not being able to shift correctly or shifting out of gear unexpectedly can cause  26 Apr 2018 Nip low transmission fluid in the bud with these 6 tell-tale signs by Toyota of noises, and erratic shifts are also characteristics of this problem. Fits A960, A760, A761, AB60 More Details Many people know the words, but not many fully understand what a shift kit truly does or why it’s desired. Jan 27, 2012 · I just had a crate 305 installed in my '83 C10. The carb I have is a Edelbrock 1406 and I have three ports in the font. Low fluid can prevent the transmission from shifting properly. I have an automatic 89 Chevy ck1500 4x4 truck. until i stopped at an intersection and it wouldnt shift out of 1 gear need help to diagnose the problem!! did you use the same 300zx computer for the transmission and harness or did you have to get the 350z computer/ harness . 1. Turbo-Hydramatic or Turbo Hydra-Matic is the registered tradename for a family of automatic transmissions developed and produced by General Motors. TH350/400 Shift Point Adjustment The 3 speed Turbohydramatic 350 and its big brother the TH400 were some of GM's most widely used automatic transmissions from the mid 60's through the early 80's. There was a program in 2004 to replace the automatic transmission reverse planetary assembly for a factory defect. I had to add about 5 quarts just to make it go. Case Saver TH250 TH350 TH700R4 Transmission Turbo 350. In the 700-R4, it’s basically the same governor as a Turbo 350 or 400, by changing to lighter weights, the shift is delayed; different springs can also be used to tailor shift duration (hard and Pipes leading to the turbo often crack overtime and is fairly common (see below photo). Turbo Action Racing and Performance Products manufactures racing applications for the automotive and marine markets. One of the first symptoms of a bad or failing downshift solenoid is erratic shifting. The gear ratios used for this transmission were 2. This transmission is a 3 speed, and no overdrive gear was available. Hope it's a simple fix. Stock transmissions have always been set up by the factory to provide smooth shift performance to minimize customer complaints. The “L” represents the orientation of the transmission, with L specifically calling out a longitudinally position transmission. Hard shifting can increase the impact between the gears and cause  11 May 2017 Transmission slipping can be a major problem, especially for automatic Difficulty shifting gears; Shifting gears produces a harsh response,  1999 Chevy Suburban, 350 V8, auto, 219k miles The transmission has been Plus, the truck will never shift higher than 3rd gear, it only shifts  The transmission provides firm shifts and features a standard shift pattern. In short, an automatic transmission shift kit modifies the transmission’s shift timing in order to dramatically increase shift firmness and durability of the transmission components. i can also get it to go back into gear by shifting into neutral, letting rpm's fall, and shifting back into drive. The trans is a rebuilt and I just put it in. Considering the fact that it seems to work some of the time, I would have to assume that the problem is either going to be in the valve body or in one of the shift solenoids or the pressure control so Heavy Duty Th350 Transmission, Heavy Duty Turbo 350 Transmission, Performance Th350 Transmission, Th350 Monster Transmission, TH-350 Transmission, Turbo 350 Transmission, Monster Transmission, eat my shift B&M 30262 Shift Improver Kit for Automatic Transmissions. We've got what you are looking for. I then checked the wiring from the computer plug to the trans plug and input sensor and they all rang out for continuity. Take immediate action when facing problems with shifting gears. 3 IDI Diesel I have a little over 350,000 miles on it and have replaced and or rebuilt some 5 Transmissions to date no matter what we do to them as far as an up grade and after market products it doesen't seem to help get any better of a Trans then what Jul 01, 2008 · it wont change gears by its self and it may pull small amounts of transmission fluid through it and burn it,but it will affect the shifting of it badly ,basically it wont ever change out of first gear,you can manually shift it and make it change though,good luck. Dragging brakes. Af Jun 30, 2019 · Two of the Most Common 4R70W Transmission Failures. Nov 21, 2007 · I have a TH 350 trans in a '76 Vette. Things to Do When Automatic Transmission Won’t Shift into 3rd Gear Jun 19, 2012 · Chevy T-350 transmission wont shift from 2nd to 3rd gear? Answer. I jacked up the right side of the car to look at it and it was wet in front and right side of the pan as well as on top of the transmission housing around dipstick and kick down cable. Before the new engine was put in, the truck drove just fine (except for the fact that I couldn't feel it shift to 3rd). but when it warmed up the vac dropped because of a leak in the line going to the modulator. 8L V10, and 7. Re: Turbo 350 is really slow to shift I had a vehicle that shifted OK when cold but wouldn't when it warmed up, seems when cold the choke was closed down more and had more vac. 350 turbo or Powerglide transmission. Our racing products include shifters, transmissions, and superchargers for: street rods, hot rods, sport trucks, speed boats and street performance cars. Aug 20, 2010 · Transmission is a th350 after looking at the identification guide. The major difference between GM's Turbo 350 and their Turbo 400 automatic transmissions is the TH350 does not have a fixed center support postion halfway through the transmission's geartrain. This is a discussion on Ratchet Shifting a 4l60e within the Automatic Transmission forums, part of the Drivetrain category; Alright so i made this same post a couple days ago under trans am/ws6 and really didnt get much back. This can cause detract from vehicle performance and cause transmission malfunction. com FREE DELIVERY possible on eligible purchases Shift Better, Last Longer. This may apply to a turbo 400 as well. See all problems of the 1999 Ford F-350 . 2011 Ford F-350 transmission problems with 2 complaints from F-350 owners. valve. The smooth shifting associated with the stock Ford transmission is the result of slippage that produces heat and accelerates wear. Speedometer Drive and Driven Gear: If you are replacing a 4 speed or a Turbo 350 with a Super T10 or Super T10 Plus, you will be able to use your original speedo driven gear holder. A delay of more than a second in shifting from the neutral to drive or reverse gear could mean that there is a problem with the transmission. Hi Brady, I bought my 1995 Ford E-350 7. 0 out of 5 stars fixed my problem. It has a TH350 transmission. These transmissions mate a three-element turbine torque converter to a The Turbo Hydra-matic 350 was first used in 1969 model cars. 4L Diesel engine for our business. When it comes to transmissions, no other company provides this level of commitment to their clients. This procedure will reset the adaptive shifting points in your Mercedes-Benz automatic Transmission Control Unit (TCU). 5. Jan 01, 2009 · Get insiders tips on selecting and maintaining a transmission for your vehicle with Zack Farah of Gearstar Transmission, only at Chevy High Performance Magazine. Can too much transmission fluid cause sluggish shifting, slippage, and delayed reverse engagement when hot? It's also leaking pretty good. Looking into the searches we receive for our website, most queries related to common transmission problems primarily pertain to issues such as burning smell and overheating, delayed engagement, fluid leaks, and transmission noises. July 26, 2014 This gear fitted perfect on my 350 turbo transmission Jul 19, 2007 · How much should it cost to rebuild a turbo 350 transmission? and it hesitated 4 or 5 second when shifting it into gear when some problems, please try again. I'm not sure about the history of this transmission as the truck has been inoperable for many years. May 31, 2015 · This is a run thru on the steps i took to fixing my turbo 350 transmission that would not shift outta first gear. I have a 91 Ford F250 with 7. Although the design of the TH350 is fairly primitive compared to today's computer-controlled transmissions, major disassembly should be left to a install the new modulator and don't touch the screw inside it, leave it at factory specs from the parts store, the detent cable on a turbo 350 has nothing to do with it shifting into high gear, you can leave it disconnected and the only thing you will lose is passing gear, if the modulator doesn't fix the problem I would say your looking at rebuilding the tranny as the high gear clutches have Jan 29, 2011 · Transmission will not shift into drive until you let off of the accelerator. 52 for 1st gear, 1. Ford F-250: Why is My Transmission Shifting Too Hard? Unless you're drag racing, a Super Duty that shifts hard is the sign of a problem. Sep 19, 2008 · Really sorry about asking those questions, right after I asked, they showed up in the post. Chevy 350 TH Shifting Problems and More??? I want to learn more about them which is why I am here as opposed to going to the shop to have it repaired. The transmission itself has many more moving parts and areas to go wrong. The 350 Lockup transmission uses unique hydraulic circuitry to apply a clutch in the torque converter to completely eliminate slippage. The module which controls the transmission may be part of the PCM(controls engine and transmission) or a TCM(controls just the transmission). Transmission oil level. The B&M Street Turbo 350 Street/Strip Transmission with 6” tailshaft. Proper engine operation. If you allow it to continue to leak, you could cause irreparable damage to your transmission. Roy, based on your pics I've definately got a TH350! The angle on the back right corner of the plate is a giveaway. SIGNS OF TRANSMISSION PROBLEMS. Turbo 350's have a couple of common problems. When Lokar builds a shifter, whether it's for a street rod, truck,muscle car or off-road vehicle, safety is the first and fore most consideration. 3 Diesel van about 3 years ago for $800 bucks. • Optional  On a recent 300D turbo I was working on, you can not believe the difference in B. I bought this 1977 chevy with a turbo 350 in it. I don't know if that can be adjusted even if that is the problem. We put a new carb and intake on. 4R70W automatic transmission problems boil down to two basic types of failure. The transmission stopped working and transmission fluid was everywhere. 960-VB-PLGS. 350 Transmissions 400 Transmission 350 Aug 18, 2011 · Re: TH350 Transmission problems with shifting by pila on Fri Aug 19, 2011 12:08 am Maybe the seal in the shifter selector shaft is seeping, where it goes through the case. 00. Think Simple: When dealing with transmission shifting problems, always start with the simple things first. Guess we have a glitch in the system. It goes into drive but won't change If your Ford F-350 transmission didn't have shifter linkage components, then it would rely on voice commands or some sort of automation. Re: TH350 Shifting and Shudder Problem Try to find a local converter shop, they'll open it up, clean it out, and repair anything wrong for fairly cheap. By now you probably have solved your problem but if not my mechanic found a short under the valve cover gasket in the wiring harness. Apr 28, 2010 · What would cause a turbo 350 to not shift out of 1st gear? It has plenty of fluid. Think Simple: When dealing with transmission shifting problems, always start  29 Oct 2015 In this chapter I cover taking the transmission apart for rebuilding and GM TURBO 350 TRANSMISSIONS: HOW TO REBUILD AND MODIFY. The kickdown cable on the carb doesn't seem to be adjusted too short. So, I've probably got to take it to a tranny shop and get them to look into why my Turbo 350 3-speed isn't shifting from 2nd to 3rd gear. I can fis Where can you find a diagram of a Chevy Turbo 350 Transmission? Update Cancel. 4L V8, 6. The defect caused the transmission to shift hard and possibly slip. valve can be adjusted. If built properly, the TH-400 can tolerate a significant amount of abuse, behind the stoutest of powerplants. Home Forums > Drivetrain & Performance > Transmission & Driveline Topics > 350 turbo automatic shifting problems Discussion in ' Transmission & Driveline Topics ' started by comaeternal , Jul 10, 2010 . Was told that the mod. it runs great, but when i get it into 3rd it will slip out of gear and freewheel, as soon as a let off and let the rpm's drop, it kicks back in to 3rd, then 30 seconds later, same thing. Aug 16, 2011 · Surprisingly enough vacuum line modulator was a problem to shifting, replaced it and shifts good,(so no manual valve body) but I'm still fighting the leak. These transmissions mate a three-element turbine torque converter to a Simpson planetary geartrain, providing three forward speeds plus reverse. Since last June Ford has been troubleshooting transmission problems with my 2015 Transit T250 with the Diesel engine. STEP 3 The stock valve body from transmission must be replaced with BTE 321500 unit. A torque converter is nothing but a small part of an automatic transmission. The Turbo 350 transmission was a single piece transmission with the bell housing integrated into the transmission body. If the transmission does not shift correctly out of first gear, a “one-way” clutch inside the transmission may have failed. If on changing from a neutral or park position to the drive or reverse gear, the car does not immediately catch the gear and move forward or backward, it indicates a problem. Gone from a 283 SB to 402 BB. Use a safety strap or chain to keep the transmission from sliding off the transmission jack during removal and installation. If you are experiencing any of the following transmission symptoms, we recommend bringing your vehicle in for a transmission service and inspection as soon as possible: your shifter 19” from the front face of the transmission. The TH350 was still produced many years beyond 1986 for export sales. not sure what the engine is but probably a 350 For more than two decades, automotiveenthusiasts have experienced and enjoyed the superior craftsmanship,design and safety features of Lokar Automatic Transmission Shifters. Check the TV cable to insure that it is the right part for the vehicle. "The Turbo 350 can be 350, MODULATOR ADJUSTABLE RED STRIPE 350/C GM Chevrolet Chevy TH350 TH350C Transmission Parts 350, MODULATOR MEDIUM ADJUSTABLE BLACK and RED STRIPE 350/C LOW VACUUM TYPE GM Chevrolet Chevy TH350 TH350C Transmission Parts The Powerglide transmission was infamously used in the Corvette brand and other gearboxes from the 1950s to the late 1960s. The problem continued on and off until I arrived at the dealer and then stopped in the service lane Chevy Tailshaft Mount, Turbo Hydra-Matic 200, 350, 700R4 Automatic Transmission, 1955-1957 Chevy Transmission Crossmember, Tubular Kit, 1955-1957 Chevy Column Shift Linkage Clevis & Swivel Kit, 1955-1957 Chevy Manual & Automatic TH400 Transmission Rear Mount, 1955-1957 Chevy Transmission Crossmember Brackets, 1955-1957 A little background: We have own fords for many years. Also, the transmission pan of the 700R4 is larger and touched the crossmember. There’s an old adage when troubleshooting: start with the least expensive and simplest fix. BM113001 Relocated vent ends problem of trans fluid spraying out of breather. Turbo Hydra-Matic 350 Handbook by Ron Sessions (middle) ATSG Techtran Manual 350/350C by Automatic Transmission Service Group (right) Haynes General Motors Automatic Transmission Overhaul Manual 10360 by Godfrey/Haynes Find them on Amazon. not shifting out of first. 7L V8 Turbo Diesel. No tools are required to perform this procedure and make your Mercedes-Benz shift like new. Automatic Transmission Shift Lever, Steel, Gold Anodized, GM, TH350/TH400, Each Transmission Kick Down Bracket Turbo 350 Chrome Turbo Action Shifter Levers. How to I adjust the mod. However, over time the Turbo 350 will develop problems, as with any  Transmissions and Drivetrain - Turbo 350 issues - I have a Turbo 350 behind a 383 that the T350 is giving me some really quick shifts. Jan 29, 2011 · Transmission will not shift into drive until you let off of the accelerator. It shifts into all three other grears fine and shifts smoothly without any slipage. GM Turbo 350 Shift Kits and Performance Modifications Guide I can’t remember a single transmission built in the shop that didn’t include some modifications to improve shift performance. The dealer Comment: i just had a th700r4 put in my 76 gmc 3/4 ton it came out of a 81 suberban didn’t get to drive it much this last winter but when i did get to it worked very well. These TH brand units were more reliable and offered column shifting that was similar to an automatic design. Much more so than a bad torque converter. The root of the issue can sprout from a bad shifter cable, dying transmission solenoids, or just bad fluid. It’s common problems aside, it’s become a staple in the performance transmission market and will continue to be in the years to come. The Turbo 350 was known as a durable transmission and was used extensively by GM. Does the vacuum modulator on a Turbo Hydramatic 400 transmission control downshift points as well as upshift points? I know it changes upshift points based on engine load, but will it also downshift the transmission based on engine load? Edited by FSJunkie - Oct/02/2011 at 1:28am GM Turbo-Hydramatic Turbo 350 (non electronic shift models) street and strip applications with 291958969542 TURBO 350 TH350 Muscle Car GM Performance Rebuilt Transmission - $999. It needed some work but it too had an intermittant problem with it running rough and having a loss of power. It has a 350 and it has a turbo 350 tranny. I dont know much about transmissions, I dont even know how many gears my transmission has. It was developed jointly by Buick  The Powerglide is a two-speed automatic transmission designed by General Motors. Now that I have a new engine, the transmission won't shift when it's in Drive (D). You can modify a floor jack into a transmission jack by welding a flat metal plate to a piece of iron pipe. Turbo 350 Transmission Performance Rebuild Kit (1969-1986 Feb 01, 2010 · Read about the repair of an E4OD hard shift transmission on a Ford F350 diesel truck, only on dieselpowermag. These simple do it yourself instructions take less than 5 minutes. It could be a leaky seal or other mechanical defect. I just replaced the transmission filter, gasket and put 4 quarts in the tranny. I've always used B&M shift kits 30262 with good results. But the other day my reverse stoped working completely. Nov 13, 2014 · F-150/F-250: Why Won't My Transmission Shift? There you are, sitting at a stop sign on a deserted highway, when suddenly your transmission won't shift into gear. The transmission does not ever shift into third gear. Dec 10, 2017 · Signs of Transmission Problems. This can cause problems similar to a malfunctioning transmission. We like to call this little chunk of metal a Texas Case Saver The TH350 transmission is one of the most popular GM automatics for high-performance applications. 52 for 2nd gear, and 1. ) was used between 1968-'86 in RWD and 4WD GM domestic vehicles. It was introduced for the 1965 model year and made its debut in Cadillacs, and is respected for its durability and adaptability. Schedule an appointment online today!. am i screwed here or is it as simple as a new tranny filter ive checked the fluid and its clean and full If you are having problems with the transmission in your F-350 Super Duty, such as clunky shifting or hesitation, check the fluid level first - it is amazing how many drivers pay thousands of dollars for transmission work when a half quart of transmission fluid would have fixed the problem. 5”, which we do not make a shifter for. com relating to common transmission problems in the last 90 days. 00. Ford has made a design change on the shifting fork. Many diesel automatics The Most Common Reasons Why a Transmission Slips cause shifting problems. Fortunately, with the addition of several aftermarket upgraded components, the E4OD transmission can be built to handle substantially higher horsepower and larger loads compared to the stock unit, all while lasting considerably longer than the factory unit. Buy TH350 Governor Gear: 5. Because the transmission lengths are the same and the positioning of the crossmember can be easily modified, you need only change the transmission mount, add transmission cooler lines and change the shift indicator bezel to a TH350 shift pattern to complete the exchange. This concern related to the 4R100 automatic transmission typically seen mated to the 5. Drain transmission fluid from pan, and remove pan. Jan 27, 2012 · It has a TH350 transmission. TH350 shifting problems (boost related I think) what size 9/11 converter are you running with the 70 turbo? C. Make sure the transmission is cool, as the fluid inside the unit can be very hot. Ratchet Shifting a 4l60e. Dec 11, 2019 · The transmission mount on the 700R4 is further back on the housing than the Turbo 350, so I did need to relocate the transmission crossmember. The Mega Monster Transmission features: the latest technology in our industry with only the best internal components for increased strength, dependable performance and monster torque capacity. The Turbo 400 has a modulator on the passenger's side of the transmission pointing towards the passenger's door. I moved it back 1 3/8 inches and drilled new holes in the frame to attach the crossmember. you will most probably need a beefed up tranny to take the power of the engine, I have just installed a 350 supercharged chevy motor in my sons car with a Turbo 350 transmission and a shift kit which I have been told by an auto trans mechanic may not take the power of that engine. com, 1955 Chevy 1956 chevy 1957 Chevy Forum , Talk about your 55 chevy 56 chevy 57 chevy - Belair , 210, 150 sedans , Nomads and Trucks, Research, Free Tech Advice TURBO HYDRAMATIC 250, 250C, 350, 350C 3 SPEED RWD (Lock Up & Non Lock Up) Revision 02/2018. CT4028 - Transmission clunking when shifting from drive to reverse? It's a common problem and it's not a good idea to ignore it or the damage it may be causing to your transmission case. I doubt you will see any benefits at Aug 29, 2010 · install the new modulator and don't touch the screw inside it, leave it at factory specs from the parts store, the detent cable on a turbo 350 has nothing to do with it shifting into high gear, you can leave it disconnected and the only thing you will lose is passing gear, if the modulator doesn't fix the problem I would say your looking at rebuilding the tranny as the high gear clutches have Mar 15, 2019 · A transmission valve body is a major component of an automatic transmission. Email or Phone: Password: Forgot account? Sign Up. When we picked it up, it was the sharpest truck we have ever owned, but have had nothing but trouble. Overall, the Turbo 350 is a dependable transmission that is basic,  The Turbo 350 was known as a durable transmission and was used extensively by GM. When you drive it, it goes through 1st, then it doesn't shift. One common problem is the governor gear "apple coring". if it is not too much would you send a list of parts that i will need to get from the 350z to do the swap . The Turbo 350 has a modulator on the rear of the transmission. I can shift from reverse, neutral second and first, but I can't find drive. I suspect a vacuume problem, as the new set up is producing a lot more vacuume than before. 350 turbo transmission problem Transmission and DriveLine Questions 350 turbo transmission problem - TriFive. On a recent 300D turbo I was working on, you can not believe the difference in shifting performance after installing newly tuned and balanced Monark Fuel Injector Nozzles. Jump to. The 2001 Ford F-350 has 4 problems reported for transmission failure. If this repair is not done already, further damage may occur to the transmission, and overhaul / replacement may be Nearly forty years after its introduction, the General Motors Turbo Hydramatic 400 automatic transmission continues to fill the needs for street and strip enthusiasts alike because of its inherent durability. No offroading at all. The problem could result in unexpected vehicle movement. This involves a process of elimination, usually starting from the simple, easy-to-check items, then moving on to more difficult items in logical sequence. It’s important to find out why the fluid is low and fix any problems. The column shifter is sloppy. The GM Turbo Hydra-Matic 350 transmission (aka "TH350", "Turbo 350", THM350, etc. About 5 days after purchase I experienced some harsh downshifting into 2nd gear (slamming into gear), so bad the car felt like it was hitting a speed bump. It consisted of a concurrently geared (as opposed to sequentially geared) planetary gearbox with a 'switch pitch' dual-pitch torque converter stator. 350 Turbo Transmission. . 1994 Ford F-350 Diesel - Transmission Problems 07/07/2009 12:22 AM I have a 1994 F-350 4X4 7. The fully automatic transmission was equipped with three forward gears and one reverse gear. 2. ive got a turbo 350 trans the problem is after driving 5 miles or so it shifts back to second gear and will not go to third also it only does it after its warmed up . If the transmission is going into a medium to lightweight car, a trans-brake valve body (Coan #32020) would be desirable particularly for serious, high RPM motor combinations. this causes a little alinement issue with the shift shaft in some applicatinos but it will work other than having either not enough automatic transmission shifting 1 Answer. The shudder only occurs under an "easy" downshift (light throttle) , as opposed to a hard downshift (heavy throttle). If the problems persist, we recommend bringing the vehicle to a transmission specialist for a proper diagnosis. Sections of this page. Construction and Size. The middle port is connected to the valve cover and the small one one the passenger side is hooked up to the distributor. All Monster transmissions are custom made in the USA and quality checked to ensure your peace of mind. One, the most common, is caused by some sort of electrical failure and which causes the vehicle's computer to command the automatic transmission to stay in 2nd gear no matter what the vehicle's speed. The plastic gear on the governor wears so it looks like an apple core. There is a solenoid in your GM converter that causes the the torque convertor clutch (TCC) to engage and disengage. Considering the fact that it seems to work some of the time, I would have to assume that the problem is either going to be in the valve body or in one of the shift solenoids or the pressure control so The Turbo 350 is a 3-speed automatic transmission. The transmission in this case will contain pressure switches, a torque converter clutch solenoid, shift control solenoids and a duty cycle controlled pressure control solenoid. Before you panic, check out our handy step-by-step guide on how to diagnose and fix a transmission that won't shift. Is there something I can do to make reverse work again without pulling transmission? Overall, the Turbo 350 is a dependable transmission that is basic, easy to repair, and not to mention, affordable for just about anyone. a d b y T h e P e n n y H o a r d e r. A transmission flush would be recommended if that is the case. If you have driven over 100,000 miles on the factory turbo and suffering turbo problems, it probably needs replacing. Usually a bad or failing downshift solenoid will produce a few symptoms that can alert the driver of an issue that needs to be serviced. B. I still have 1,2 and drive but no reverse. The truck has 84K miles, original trans was replaced Fuel injectors play a very KEY role here. The governor also controls the shift, and it may be sticking Dec 31, 2001 · Truck had only been in four wheel drive about a dozen times all in snow conditions on major hiways. light is on but reads transmission not shifting. Automatic Transmission Problems of Ford F-350 - part 1 Ford F-350 owners have reported 64 problems related to automatic transmission (under the power train category). It shifts into 2nd too soon now. is the transmission a direct bolt on would i use the 350 clutch fly-wheel and so on or would the one on the 300zx work . Ihave a 1981 chev stepside pickup, 350 turbo automatic transmission, column shift. I'm in 3rd gear by rolling  Spotting problems with your transmission control module is essential in preventing further Your transmission shifts to neutral or to another gear on its own. In 1969, the three-speed Turbo Hydramatic 350 (THM350) was introduced as a transmission of choice by many racers mainly for the fact that it only shifts Power Glide: From the February, 2009 issue of Chevy High Performance By  This Tech Tip is From the Full Book, GM TURBO 350 TRANSMISSIONS: HOW TO The most difficult problems when it comes to transmission function involve the and/ or erratic shifting, you will find that some sort of contamination has gotten  1 Aug 2012 Occasionally, the TH350 will hesitate on shifts, and this can be The TH400 also suffers from the same problem, but doesn't break until the 800 hp mark. Even then it is not any worse than the shift in my old Turbo 350 or 400. I was told 3 shifts is fine, but I was told by a shop, in the 80's cars had 4 gears to shift. It’s essentially a maze-like control center made up of valves, passageways, and solenoids that diverts transmission fluid to where it’s needed for gear changes. It’s job is to convert regular 12 volt vehicle power to the 48 volts the injectors need to fire. New end plugs fix worn and loose end plugs that can cause solenoid performance codes. 3L Turbo Diesel. It will shift by moving the gearshift manually. That vacuum hose is brand new so not cracked or anything. Also mine does not look like the pic of a Powerglide tranny. It has a 350 turbo tranny in it. I have swapped my engine out of my 1966 Chevelle. This is a high quality GM Turbo 350 and Turbo 400 modulator without gas EGR and adjustable 12-15 pounds. Dec 07, 2006 · my chevy 350 turbo transmission will not go into reverse. The iron pipe must fit snugly into the recessed hole in the top of the floor jack. Has anyone else had this problem? hi, i have a 1973 Z28 camaro it has a th 350 automatic trans in it , It will not shift it is like it is stuck in 1st and 2nd will not go in to 3rd, i replaced the modulator no help, i have about 16 inch of vacuum, any ideals ? Sep 19, 2008 · Really sorry about asking those questions, right after I asked, they showed up in the post. The “80” indicates that this transmission was rated for GVW up to 8000 lbs. Pushing about 450 HP. The worst complaints are transmission shifting roughly, power train:automatic transmission. 0 for 3rd gear. What this does for the enthusiast is allows higher stall speeds to be used for acceleration without causing slippage and excessive heat build up when cruising just like the overdrive GM transmissions use. The only reason drag cars use the 2-speed is to save time on shifting as far as I know. 7. TSB Seems To Fix 8-Speed Table 1: Search queries for www. Apr 24, 2018 · Bad Transmission. The Turboglide is a Chevrolet constant torque, continuously variable automatic transmission that made its debut as an optional transmission on Chevrolet V8 passenger cars for 1957. TH400 Transmission Specs, ID, and Common Problems The TH400 is an aluminum cased three speed automatic transmission that was produced by GM . Since Apr 01, 2009 · Follow along as we show you how to build a Chevy TH2004R transmission to handle high horsepower levels with durable performance parts that will be up a Turbo 200 to handle 400-800 horsepower Common problems are: The transmission shifts erratically. Some of the earlier GM’s had a shifter centerline at 17. I used the third one for the transmission but I will try to use the rear. 4. With that said, here is the problem. When the solenoid fails or has any issues, it can cause problems with the vehicle’s shifting. $155. Thank you!-BDP Exchanging a Powerglide for a TH350 is a pretty basic swap. It does reverse and 1st fine. The Turbo-Hydramatic 350, commonly referred to simply as the "Turbo," was a three-speed automatic transmission first produced by General Motors in 1969. Manual valve bodies are engineered for full manual up and down shifting with no automatic features or manual low braking. Overall, the Turbo 350 is a dependable transmission that is basic, easy to repair, and not to mention, affordable for just about anyone. It is a relatively rugged, compact transmission that lends itself to a wide variety of applications and modifications. Old Age or Heavy Use. 11 Jan 2016 Listed below are a few of the warning signs that a problem with the However, when your automatic transmission shifts hard enough for you to  27 Apr 2019 If you want to keep your transmission working properly, learn about what excess transmission fluid does to your car and howto recognize this problem. In this case, check the transmission fluid level first. If you have $1,000 or more in the bank, make Find Automatic Transmission Valve Bodies with TH350 Transmission Type and get Free Shipping on Orders Over $99 at Summit Racing! Transmission Problems tubo 350 transmission problem I turn it off wait a few minutes start it then it will drive for acouple minutes. Asked in Car Starting Problems a 350 turbo automatic transmission If you’ve missed these early warning signs and already have transmission trouble, we’ll talk through a few symptoms of transmission problems and what to do now. Correct if necessary. When the TCC solenoid receives a signal from the engine control module (ECM), it opens a passage in the valve body and hydraulic fluid applies the TCC. Easily checked by popping the governor cover and removing it for inspection. It has vacuum to the hose to the vacuum modulator. After 2 B&M Holeshot failures on a 727 behind a 440 in a friend's truck within 6 months, we had a local guy rebuild the second one, and it's been a couple years of daily driving since, no problems. In over The “3” represents that this is a 3 speed transmission, and in the case of the Turbo 400, a 3 speed automatic transmission. STEP 1 Remove transmission from vehicle. This allowed the Turbo 350 to be used in the popular Chevy Corvair; which required that the drive and the driven ends of the transmission be the same. The Van was purchased for my business with plans of purchasing 3-4 more. Why Does My Transmission Jerk When Shifting Gears? As we talked about, erratic shifting can be the sign of a transmission problem and that would include jerky shifts. It a beautiful truck. This Tech Tip is From the Full Book, GM TURBO 350 TRANSMISSIONS: HOW TO REBUILD AND MODIFY. We are dedicated to giving you the technical support you need, when you need it! If you are installing your transmission that was purchased from Monster Transmission, our sales and support staff is here. Average repair cost is $4,380 at 62,750 miles. Consumers have been reporting the following problems with their 6. Which shift kit do you recommend for a TH350, or a TH400, or a 700R4 for that matter and why? What kit would you never or seldom use and why? The reason I'm asking is that I'm building two TH350 transmission and at the point now that I should get a shift kit so that I have everything I need. From the original two-speed Powerglide, to the three-speed Turbo-Hydramatic 350 and 400, to the 700R4 and 4L60E, and finally to the six-speed electronically-controlled transmissions in late model GM RWD cars, many critical dimensions carried over. Accessibility Help. We purchased in 2008 a new F350 with a 6. First problems began with the leaks in the radiators. The most recently reported issues are listed below. This is a 95 3500 series w/5. Chevrolet first produced the TH350 transmission for the 1969 model year. Do I move it clockwise or counter clockwise. Had to replace the shifting fork, a planetary gear an a imput shaft. Just the Facts: Ford is recalling 3,973 2015 Ford F-250, F-350, F-450 and F-550 Super Duty trucks to fix a transmission calibration problem. Any ideas? Jul 12, 2012 · There is an adjustment point on the side of the transmission where each gear position can be set for optimal shifting. com or with Google. It shifted fine. 431 A C TURBO HYDRAMATIC 250, 250C, 350, 350C NI Transmission Mount Follow these steps to add transmission fluid in a 2014 Ford F-350 Super Duty King Ranch 6. TH350 Turbo 350 Transmission Raybestos Stage 1 Red Less Steel Level 2 Rebuild Kit. Facebook. Since that isn't the norm (yet), it is advisable that you don't let any bad or broken shifter linkage parts go without replacements for long. The internal shifting mechanism could be giving problems as well, keeping the transmission from shifting into gear. You may have to turn it one way, or the other to get it working to where the transmission is shifting normally at 15-20 and 34-37 mph, but always count the number of turns you go, so you can get it back to where it was if that doesn't resolve the issue. Erratic shifting. As with any other car component, everything has a life span and the turbocharger is no exception. The TH350 was mainly factory installed with small blocks and the TH400 with big blocks and high performance and heavier duty vehicles. This was the only way Ford would sell the repacement parts. I used a break out box to see if it was trans at fault but its not. mistertransmission. Try this if your car has been shifting sluggish recently. The Novak Guide to the GM TH400 Automatic Transmission. This is the silver box that is mounted on the driver’s side valve cover of your engine. 0L Powerstroke Diesel engines and transmissions: The Official Art Carr 2004R Transmission - California Performance Transmission stocks high performance 200-4R and 700R4 Automatic Transmissions, Torque Converters, Shifters and Racing Parts Transmission problems 4 Answers. Buy THM350 Turbo Hydramatic 350 Transmission Kit Tranny Kit: Rebuild Kits - Amazon. If your car is having transmission problems, it is important to catch it early before it becomes a more involved - and a more costly issue. This van has spent most of the last year in the dealership waiting for Ford Engineering to instruct the Re: 4L80E Transmission Problems: Mark: 5-5-09 : I also have a problem with a 4L80 trans defaulting to 2nd gear. The transmission on my truck is now shifting hard, intermittantly, at just 80,000 miles. Besides demonstrating an ability to withstand a moderate amount of pounding in stock condition Sep 23, 2007 · This is the adjusting screw. The TH400 is an automatic shift, three-speed, longitudinally positioned transmission. The car came with 69 miles off the lot and at 101 miles the truck started shifting in and out of gears and then started bucking. This allows the governor to slip and cause erratic problems. 4 L V8 and E4OD transmission that has recently developed an annoying shudder when down shifting from OD to 3rd, typically when going up a grade. 3 350 hydromatics come in 3 tailshaft lenths (sic) 6 inch 9 and 12 they have the same output spline flexplate bolt pattern and engine mounting pattern to swap out a 700 r4 you need a 9 inch you will have to move the transmission support forward several inches . But if you find that the vehicle isn’t shifting smoothly, it could also be a sign of transmission trouble. There are quite a few problems that can cause a bad transmission. However, over time the Turbo 350 will develop problems, as with any type of Troubleshooting is the step-by step process where you can logically diagnose a problem. I have tried fooling around with the shifter but have not been successful, also it shifts into second gear at 3200rpm at WOT, I am not sure where it shifts under normal acceleration and I will not be with the car until the weekend to look at it. These outdated manual editions were replaced by the three-speed 350. 00 $ 155. Press alt + / to open this menu. 77 chevy van 350 turbo Well, the day I got the car, it sounded like when it went into the third/fourth (it automatic). It is also possible metal shavings in the system have restricted flow, not allowing proper shifting into gears. turbo 350 transmission shifting problems