Common 700r4 problems

Throttle Valve (TV) Cable Problems At some point during installation, maintenance or driving, the geometry of TV cable linkage can become interrupted. This allowed for a true 1:connection between the engine and rear wheels at high spee which increased fuel economy. Due to the age of the 700R, a common problem is leaking from seals and gaskets. Especially prone to leakage is the front and rear seals. The rear seal can easily be replaced by just removing the driveshaft.

The front seal is a whole different story. To replace the front seal the transmission needs to be removed from the vehicle. The Switch at the brake pedal: There is a switch on the brake pedal which you want to check the function of to make sure it works correctly. I tried to give a little more life to my old transmission, by giving it bigger serveros, to put more pressure on the burnt. Being a former Chevrolet Technician I can tell you that is a common failure on the early model 700R4.

Below is a list of some of the most common issues with the 4L60E. L60E goes into neutral when shifting into third gear. It is pretty easy to diagnose. The most common of those, at least with the older GM cars, is the Turbo-Hydramatic (TH) 35 TH40 and 700R4.

One of, if not the most common problems that the 4L60E transmission comes across is found in the reverse gear. Many have found the gear either slips or is not functional in the first place.

A very common problem that happens all the time. This is a hydraulic transmission, pre-computerized. Even I am not immune to this problem. It just sounds like a simple adjustment at this point,there are very few non lockup convertors made for the 700r,so.

RShifting Problems - Solved With a new 700Rthat was not shifting properly, thought I’d weigh in on the TV Cable issue and share what solved my problems. The TV cable on the 700Rand 200-4R transmissions controls line pressure, shift points, shift feel, part throttle downshifts, and detent (full throttle) downshifts. So if the TV cable is not adjusted properly, it can cause numerous transmission problems. The Transmission Rebuilders Network is the place where the industries best transmission rebuilders work together to help solve the most complex automatic transmission problems. Whether you need 700Rwiring diagram information, 700Rtransmission rebuilders tips, 700Rtechnical information, 700Rdiagnostics, 700Rtroubleshooting help, or.

Three of the most common problems of a 4L60E transmission. L60E common problems Transmission Bench. Rshift problems The car shifts perfectly (for my driving style) while driving normally around town or highway. On the beginning the 700Rhad a spline shaft, frankly speaking, such type cannot cope with high torque. L( 700-R) Diagnosis Fundamentals.

Lets first talk about the difference between a 4L6 and a 700-R4. Ok, now lets look at a common problem with the 4L60. A common problem on many General Motors cars is the Torque Converter Clutch fails to release and causes the car to stall when it comes to a stop.

TCC control valve, TCC regulator valve and Actuator Feed Valve updated to address common wear problems. Accumulator Pistons, upgraded to aluminum, replace the OE plastic pistons that can cause premature clutch failure. California Performance Transmission stocks high performance 200-4R and 700RAutomatic Transmissions, Torque Converters, Shifters and Parts.

Unless someone went to a lot of trouble to install a 700R,you do have a. RTransmission Problems. There are several transmission torque converter problems that can occur which causes the converter to fail. Fluid will leak out and the converter will stop working. The transmission torque converter seal can be damaged as the converter overheats. Free information is provided here to help you in troubleshooting your 4L60E problems.

Common failures on 4L60E, problems any. The symptoms point to a 4th oil problem , be it a valve issue or a band apply problem. Chevy Forums FREE technical assistance for your restoration and repair. Model specific subject matter experts, classified ads and more.

Usually no reverse is internal problem. I got a 700Rtransmission. I just want to maintain my 4WD in any form as I need to minimize cost. Earlier, it would shift into 2nd at high rpm. Today I inspected and found a new small leak, that could account for the missing fluid.

Spent some time reading up of the 700rand its TV cable. Re: 700rshift problem If you just replace the fluid 5mi ago and have grey metal pieces that look like fine sand in it already, your tranny is burnt up. This article contains information on how to distinguish between different transmission noises including transmission pump, torque converter symptoms, problems etc.

Is it common to lose a gear in a 700Rtranny? We are experiencing some problems , please try again. You can only upload files of type PNG, JPG, or JPEG. I guess I could change the valve body but dont see how that fixes the problem.

Could a misadjusted tv cable cause this problem ? They only put them behind 6. L60e so they arent all that common since most had 4L80es. I have no problem using used frictions in my trannies. I went for a quick min test spin the other day to work out the bugs. I pulled into the garage and made a small adjustment to a few rockers.

Today I get in the car, warm it up, put it in reverse and NOTHING. The “e” in the name represents the full electronic control, which is quite common now but was new and innovative at the time. This list is merely a guide to the possible solutions. The problem you are having with yours is a very common problem. It involves the valve body and a worn TCC regulator valve.

This worn valve is causing the converter clutch to slip and chatter, overheating the trans and burning the fluid.