What kind of trans fluid does GM use?
As of July 8 th, 2019, GM began using a new type of Mobil 1 automatic transmission fluid for the troublesome transmissions. Customers that complain of shuddering and harsh shifting characteristics in the 8-speed GM transmissions are recommended for a trans fluid flush.
How to fix a GMC Sierra 1500 transmission?
Yes that’s has happen to two of my 93 Chevy Silverado 4×4 , 1 and 2 fine then free wheel in overdrive. Just change 1-2 – 3-4 solenoids first and if that doesn’t work change the computer per Ebay it’s the cheapest. Hope this helps JJD 36 people found this helpful. My buddy changed his distributor and cured the tranny problems.
How do you replace the transmission pan on a Chevy Silverado?
Removing transmission pan. If you only want to replace your transmission pan, you can skip down to the Step 6. Since you already drained the fluid, it makes sense to replace the filter and fluid. The filter is not bolted in, but rather it is held up by the seal in the transmission case. Pull down on the filter and twist slightly to pull it off.
What happens if the transmission pan is bad?
The transmission pan holds fluid, which is required to make the transmission work. If your transmission pan is bad, then it has to be replaced. Clean fluid is essential to making the transmission last. The pump creates hydraulic pressure to make the valves shift through the gears and circulate fluid throughout the transmission.
Why is my Trans fluid so low in my GM Truck?
When the engines off the trans fluid runs back in the pan & reads higher on the stick than it does when it’s running, so you may have been sucking partial air & & causing your shifting problems due to lower pressure. Thanks again Stephan, Floyd & Matt. Using the correct procedure, I was 3 quarts low on fluid.
How to check transmission fluid capacity in a GM Truck?
Engine must be running, transmission in park, vehicle level, and the fluid hot. If the engine is not running you won’t get a correct reading. Engine must be running, transmission in park, vehicle level, and the fluid hot. If the engine is not running you won’t get a correct reading. Click to expand…
How do you drain fluid from transmission pan?
Jack up the front of the car and install jack stands under the frame. Lower the car and make sure it is securely positioned on the stands. Use a socket wrench to remove the transmission pan bolts and remove the pan. Drain the fluid into a drain pan. In some cases, there is a drain bolt in the pan, usually on foreign vehicles.
What happens if you overheat your trans fluid?
If you’ve overheated your fluid, you need to get that trans serviced as soon as possible. The fluid has probably been weakened to the point where continued use can lead to trans failure (been there, done that).
As of July 8th, 2019, GM began using a new type of Mobil 1 automatic transmission fluid for the troublesome transmissions. Customers that complain of shuddering and harsh shifting characteristics in the 8-speed GM transmissions are recommended for a trans fluid flush.
How often should you check your transmission fluid?
You should check your transmission fluid about once a month or whenever you suspect a problem. Here’s how to check your transmission fluid: Step One: Shift your vehicle into neutral or park and put the parking brake on; let your engine run. The engine has to be warm, so don’t turn it off. Pull out your dipstick.
What happens when there is not enough transmission fluid?
With not enough transmission fluid, your transmission will quickly begin to overheat due to excess friction between moving parts. You may notice a strong smell from the burnt transmission fluid or even smoke coming from the area of the transmission.
Can a dipstick be used to check transmission fluid?
There is also no way for the consumer to add fluid if it is low. The days of periodically checking your transmission fluid level by pulling a metal dipstick from a tube alongside your engine are rapidly coming to a close.