One problem related to driveshaft has been reported for the 2010 GMC Terrain. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2010 GMC Terrain based on all problems reported for the 2010 Terrain.
The emergency flasher button sticks down it sticks being pushed in along with the eco button and I feel the drive shaft should be more durable than 155,000 mi or 11 years.