Power Train Related Problems of the 2024 GMC Terrain

Table 1 shows three common power train related problems of the 2024 GMC Terrain. The number one most common problem is related to the power train (15 problems). The second most common problem is related to the automatic transmission control module (one problem).

Table 1. Power Train related problems of GMC Terrain


Recently reported Power Train problems of the 2024 GMC Terrain

The Power Train problem

While driving the vehicle, the engine light came on, plus message board said service transmission and the engine went into limp mode. We let the car sit for awhile and checked the car. A scan said it was the pressure solenoid a in the transmission. The car sat for a day and the light was off.   Read details...

The Automatic Transmission Control Module problem

We purchased our 2024 GMC Terrain on April 13, 2024 and on June 12, 2024 my husband and I were headed out to go to dinner and when leaving our neighborhood I noticed a weird transmission shift or slip and then the vehicle rpms increased suddenly.   Read details...

The Automatic Transmission Torque Converter problem

The contact owns a 2024 GMC Terrain. The contact became aware of a fluid leak underneath the vehicle. There was no warning light illuminated. The vehicle was driven to a local dealer, where it was diagnosed with a leaking torque converter seal, allowing transmission fluid to leak onto the ground.   Read details...


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



Terrain Service Bulletins
Terrain Safety Recalls
Terrain Defect Investigations