what would cause the AC to be on when I only have the heat on?
Asked by sararose1369 Dec 08, 2014 at 05:24 PM about the 2005 Pontiac Grand Am SE
Question type: Maintenance & Repair
the button for the AC is off in the car, but the compressor kicks on under the hood.If AC is disconnected I get hotter air.
2 Answers
mikeatpriestlake answered 9 years ago
Like mwelk said, it will cycle when the defroster is on, but if it is cycling a lot then you may have low refrigerant. If so you may have a leak and should take it to a pro.