One problem related to air conditioner has been reported for the 2015 GMC Sierra 2500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2015 GMC Sierra 2500 based on all problems reported for the 2015 Sierra 2500.
The air conditioner quit 350 miles over the warranty period.
| Equipment problems | |
| Air Conditioner problems |