How do I reset my TCM GMC Sierra?
To reset the TCM, I turn the key to the ON position, step on the accelerator pedal for 10 seconds, turn off the engine, release the accelerator pedal and wait 5 minutes for the engine to restart.
Are TCM interchangeable?
In summary, the TCM isn’t locked or vin sensitive. It can be swapped and interchanged as long as the year and os is the same.
Can you swap in a used PCM, ECM or module?
Can you swap in a used PCM, ECM, or module from a junkyard? The short answer is NO, you cannot swap in a used PCM, ECM or module from a junkyard. Even if the part number on the used PCM, ECM or module is exactly the same, that doesn’t mean it’s programmed properly.
Where is the TCM on a Silverado Sierra?
MIKE91B wrote: Swapping modules won’t help you and will most likely cause you more troubles you don’t want. Fuse 14 in the under hood junction block should be the TCM, it is a 15 amp fuse, make sure it is hot.
When to replace a Transmission Control Module ( TCM )?
Generally, symptoms of a bad TCM are easy to identify if you know what to look for. If your car is experiencing one or more of the signs below, you might need to replace your TCM. Automatic transmissions rely on the transmission control module to signal when to shift of gears.
Where is the TCM located in a car?
While swapping out a box might seem simple, the TCM is located inside the transmission in many modern cars, trucks, and SUVs. Opening the transmission is a laborious task, which is why it is reasonable to expect labor costs of at least $300 to replace the transmission control module.
Can you swap in a used PCM, ECM, or module from a junkyard? The short answer is NO, you cannot swap in a used PCM, ECM or module from a junkyard. Even if the part number on the used PCM, ECM or module is exactly the same, that doesn’t mean it’s programmed properly.
MIKE91B wrote: Swapping modules won’t help you and will most likely cause you more troubles you don’t want. Fuse 14 in the under hood junction block should be the TCM, it is a 15 amp fuse, make sure it is hot.
How does the PCM work in a car?
Many of your car’s functions are controlled by the powertrain control module (PCM), which works in conjunction with the engine control module (ECM) and transmission control module (TCM) to adjust engine timing, the air to fuel ratio, and other systems. So before we talk about how to test a PCM, here are some common symptoms of a PCM failure.
While swapping out a box might seem simple, the TCM is located inside the transmission in many modern cars, trucks, and SUVs. Opening the transmission is a laborious task, which is why it is reasonable to expect labor costs of at least $300 to replace the transmission control module.