One problem related to defroster/defogger/hvac system 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 contact owns a 2010 GMC Terrain. The contact stated that upon engaging the defroster, the defroster operated with a significant delay. There were no warning lights illuminated. The dealer and the manufacturer were not notified of the failure. The vehicle was not diagnosed or repaired. The contact referenced NHTSA campaign number: 09v489000 (visibility) however, the VIN was not available. The failure mileage was unknown.
| Wiper problems | |
| Defogger problems | |
| Windshield problems | |
| Defogger Heater problems | |
| Defroster/defogger/hvac System problems |