Power Train Related Problems of the 2018 GMC Sierra 2500

Table 1 shows two common power train related problems of the 2018 GMC Sierra 2500. The number one most common problem is related to the power train (two problems). The second most common problem is related to the automatic transmission (one problem).

Table 1. Power Train related problems of GMC Sierra 2500

Problem Category Number of Problems
Power Train problems
2
Automatic Transmission problems
1

Recently reported Power Train problems of the 2018 GMC Sierra 2500

The Power Train problem

While trying to merge onto the insterstate my truck started lost power and started to chug. My truck slowed drastically which caused a tractor/trailer to almost run into the back of me. This has been an ongoing issue that my dealership has addressed by reflashing my computer.   Read details...

The Automatic Transmission problem

2018 GMC Sierra 2500. Consumer writes in regard to transmission cooler lines recall.   Read details...


Power Train related problems in other GMC Sierra 2500 model year vehicles:



Safety Ratings of Sierra 2500 Cars
Sierra 2500 Service Bulletins
Sierra 2500 Safety Recalls
Sierra 2500 Defect Investigations