Power Train Related Problems of the 2021 GMC Yukon

Table 1 shows three common power train related problems of the 2021 GMC Yukon. The number one most common problem is related to the power train (86 problems). The second most common problem is related to the automatic transmission torque converter (one problem).

Table 1. Power Train related problems of GMC Yukon


Recently reported Power Train problems of the 2021 GMC Yukon

The Power Train problem

Transmission abruptly failed after only 110k well maintained miles   Read details...

The Automatic Transmission Torque Converter problem

The car is by hard shifting. The dealership found, “the trans to have a shudder and debris in the trans fluid indicating torque converter failure recommend replacing trans due to torque converter failure sending debris through the pump and valve body.   Read details...

The Transmission Not Go Into Gear problem

Vehicle will not shift into gear from park. When it�s in gear (you can hold the button to select a gear to move), but as soon as you release the button - it goes right back into park. It comes and goes. I�ve been stuck in my driveway. Stuck at the grocery store.   Read details...


Power Train related problems in other GMC Yukon model year vehicles:



Yukon Service Bulletins
Yukon Safety Recalls
Yukon Defect Investigations