Thread: AC compressor runs in heat modes on HVAC

what about all the cars out there that came with no ac at all? or no working ac in all the cars out there,,,,those guys dont seem to complain about the defroster not working ever, do they?

Originally Posted by ScottyDoggs

what about all the cars out there that came with no ac at all? or no working ac in all the cars out there,,,,those guys dont seem to complain about the defroster not working ever, do they?

That was me, 1980-2009. No choke either half the time. In the south it might be different, so web tales may vary.

GPs don't run the compressor when its below 37 degrees out. Most cars have an easy way to turn it off on the dash. Pulling the relay would remove that daily step though.