What would cause a 700R4 not to shift?

What would cause a 700R4 not to shift?

Either the T.V. piston is sticking in the valve body (common) or the T.V. cable isn’t operating properly.

How many gears does a 700r transmission have?

four
700R4 Transmission The 700R4 is a four speed automatic transmission, with a half-hour overdrive in fourth gear. This transmission was created by General Motors, however it is also sometimes known by the name Hydramatic.

Will a 700R4 shift without the TV cable?

Than again my 700R4 is at FB right now getting redone as my last builders was out to lunch with his recommendations. Basically, if you haven’t figured it out from the posts above, the answer is “Yes.” If the transmission is in park you can run the engine without worrying about the TV connection.

How much does a 700 r4 transmission weigh?

Construction. The 700R4 case is a single piece constructed of cast aluminum. The transmission is 23.4 inches long and weighs 155 pounds. The transmission holds a total of approximately 11 quarts of transmission fluid.

What does it mean when your 700R4 won’t shift?

700R4 won’t shift This is often a sign of a bad governor gear, or a TV cable that is not returning back when you let off of the throttle. Here is a pretty good resource on this subject. This is a pretty advanced problem for a shade tree mechanic and may be another one that you leave up to the professionals.

What’s the gear ratio of the 700R4 transmission?

The 700R4 transmission first gear, second gear, third gear, fourth gear, and reverse gear are 3.06, 1.63, 1, 0.7, and 2.9 respectively. Its lower first gear ratio provides excellent performance for low vehicle speeds.

When did the gearstar 700R4 transmission come out?

Also, the 700R4 transmission featured a 30% overdrive in 4th gear which brought about fuel economy. This overdrive allowed sports cars and pickup trucks that came with it to be more affordable to drive. The 700R4 transmission was used in cars between 1982 and 1993.

What kind of transmission will not shift into 3rd just slips?

The TH (turbo-hydramatic) 700R4 was developed for use after 1982 in GMC and Chevrolet cars and trucks. will not shift into 3rd just slips. I installed a 700r4 in my 60 chevy. It only shifts 1st to 2nd it slips when it goes to 3rd. does this have any thing to do with the TV cable not being conected? Is this a good question?

When does a 700R4 shift from 1st to 3rd?

My 1990 Sub V1500 5.7L 700R4 doesn’t want to shift from 1st to 2nd until over 20 mph, and when it finally does it slams into gear. It shifts into 3rd at 45 mph, and OD no longer engages. I took it to AAMCO, who changed the fluid and filter, and sent me on my merry way.

Why is my t-700r4 transmission not shifting?

Answer: The transmission we are talking about is a General Motors T-700R4. This is a hydraulic transmission, pre-computerized. A very common problem that happens all the time. Even I am not immune to this problem. That being said, it has to be a valve body problem or a governor problem.

Is there a problem with my 700R4 TransGo?

If the seals to the 3-4 clutches are leaking it will cause the same problem also the teflon seals on the stator… Problems is the B&M kit, they are junk. I out one in my 700r4 and had probs. Took it out and went with a transgo, no probs after that and solid shifts.

What kind of transmission does GM 700R4 have?

The 700R4 and 2004R were the first GM automatic transmission to come from the factory with a locking torque converter. This allowed for a true 1:1 connection between the engine and rear wheels at high speed, which increased fuel economy.

What would cause a 700r4 not to shift?

What would cause a 700r4 not to shift?

Either the T.V. piston is sticking in the valve body (common) or the T.V. cable isn’t operating properly.

Is it possible to shift out of first gear on a 700R4?

On the drivers side of the trans is a rounded cover. Pry it off, it is just pressed on, and pull out the governor. It is common for the nylon gear at the end to get stripped, when this happens you will not be able to shift out of first gear.

What kind of transmission does GM 700R4 have?

The 700R4 and 2004R were the first GM automatic transmission to come from the factory with a locking torque converter. This allowed for a true 1:1 connection between the engine and rear wheels at high speed, which increased fuel economy.

Why does my 700R4 have bad vibration going down the road?

If your 700r4 is having a problem with harsh vibration going down the road, it’s more than likely loose torque converter bolts, or a driveshaft that needs balancing. This is often a sign of a bad governor gear, or a TV cable that is not returning back when you let off of the throttle. Here is a pretty good resource on this subject.

Why does my 700R4 have low transmission fluid?

If so you need to fill it back up and find where the transmission is leaking and fix it. Here is a whole post on low transmission fluid that may help. If your 700r4 is having a problem with harsh vibration going down the road, it’s more than likely loose torque converter bolts, or a driveshaft that needs balancing.

When does a 700R4 shift from 1st to 3rd?

My 1990 Sub V1500 5.7L 700R4 doesn’t want to shift from 1st to 2nd until over 20 mph, and when it finally does it slams into gear. It shifts into 3rd at 45 mph, and OD no longer engages. I took it to AAMCO, who changed the fluid and filter, and sent me on my merry way.

What kind of transmission does a 700R4 have?

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. The earlier 700R4 and non electronic 4L60 were controlled by a hydraulic valve body and received throttle input, as stated above, from the TV cable.

If your 700r4 is having a problem with harsh vibration going down the road, it’s more than likely loose torque converter bolts, or a driveshaft that needs balancing. This is often a sign of a bad governor gear, or a TV cable that is not returning back when you let off of the throttle. Here is a pretty good resource on this subject.

What kind of transmission will not shift into 3rd just slips?

The TH (turbo-hydramatic) 700R4 was developed for use after 1982 in GMC and Chevrolet cars and trucks. will not shift into 3rd just slips. I installed a 700r4 in my 60 chevy. It only shifts 1st to 2nd it slips when it goes to 3rd. does this have any thing to do with the TV cable not being conected? Is this a good question?