Power Train Related Problems of the 2011 GMC Sierra

Table 1 shows three common power train related problems of the 2011 GMC Sierra. The number one most common problem is related to the power train (five problems). The second most common problem is related to the automatic transmission control module (one problem).

Table 1. Power Train related problems of GMC Sierra


Recently reported Power Train problems of the 2011 GMC Sierra

The Power Train problem

First off would be my dashboard air bag, the dashboard plastic is cracking with the concern on flying debris I brought my GMC 1500 into my local service/sales center and he told me with out a recall there is nothing he could do for me.   Read details...

The Automatic Transmission Control Module problem

On July 29, 2015, while driving at approximately 45 mph, the vehicle suddenly downshifted itself into first gear causing the vehicle to slow down suddenly with no notice. I was able to get the vehicle off the road and into a gas station. After the fact the check engine light was illuminated.   Read details...

The Automatic Transmission Torque Converter problem

In 2017 before my vehicle completing two years from the date of purchase at (70,000 km) the vehicle start shuddering when accelerating at low speed, when the service was due I took the vehicle to dealer for service & complained about the shuddering issue, after diagnosing the vehicle they said   Read details...


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



Fuel Economy of Sierra Vehicles
Sierra Service Bulletins
Sierra Safety Recalls
Sierra Defect Investigations