What to do if your GMC transmission is not working?
Not all GMC vehicles have a transmission dipstick. If the dipstick is not present, the vehicle will need to be raised on a lift, and the level can be checked via the fill hole. The next step is to read fault codes from the transmission control module or what is known as the TCU.
What are the problems with a GMC 6 speed transmission?
Incorrect gear shifts, gear slipping or overheating. Newer GMC trucks equipped with a 6-speed 6L80 transmission can suffer from various intermittent or constant transmission issues. Symptoms include harsh or delayed shifting, inability to engage certain gears, and slipping when shifting gears.
What causes a GM torque converter to lock up?
Most of the time it is a stuck Torque Converter Clutch (TCC) solenoid, but this is not the only cause of this problem. General Motors has issued a few Technical Service Bulletins (TSBs) relating to this problem. There is also a specific diagnostic procedure to determine the exact cause of the TCC problem.
What causes a GMC to not shift gears?
Vehicle won’t move in any gear. Low transmission fluid level – One of the most common issues that prevent a GMC vehicle from shifting when placed in the Drive (D) or Reverse (R) is a low transmission fluid level. Shifter link – The shifter link connects the shifter to the transmission valve body.
Are there transmission problems in a 2006 GMC Sierra?
It is hitting the point that your 2006 Sierra may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems. The 2006 Sierra was a carryover from the 2005 model year.
Not all GMC vehicles have a transmission dipstick. If the dipstick is not present, the vehicle will need to be raised on a lift, and the level can be checked via the fill hole. The next step is to read fault codes from the transmission control module or what is known as the TCU.
What kind of transmission pan gasket do I need for my Duramax?
Install the Allison 29549684 Transmission Pan Gasket to your For Allison 1000 Series Transmissions and get an OEM replacement component. Ideal for maintaining a factory ride, this part has a stock fit and finish.
How old is a 2006 GMT Sierra truck?
There was a limited run of “classic” Sierras that ran in with the GMT900 in 2007. These trucks are over ten years old. It is hitting the point that your 2006 Sierra may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems. The 2006 Sierra was a carryover from the 2005 model year.
Where can I buy a GM transmission replacement?
Replacing a failed transmission can be very costly, which is why it’s so important to find the best price you can for a replacement online. We’ve listed some of the most common GM transmission part numbers below, making it easy to look up our pricing and place your order.
Are there any problems with the GMC 4 speed transmission?
GMC vehicles with a 4-speed automatic 4L60E or 4L65E transmission can have intermittent or constant problems with selecting reverse. This will manifest itself as an inability to engage reverse gear while there are no issues with the engagement of other gears. There will be no other symptoms. The worn or faulty servo engages the reverse gear.
Vehicle won’t move in any gear. Low transmission fluid level – One of the most common issues that prevent a GMC vehicle from shifting when placed in the Drive (D) or Reverse (R) is a low transmission fluid level. Shifter link – The shifter link connects the shifter to the transmission valve body.