Asked by 19golfer49 Nov 11, 2013 at 04:02 PM about the 2009 Mercury Grand Marquis LS
Question type: Maintenance & Repair
A/c blowing warm air
lraebassett answered 11 years ago
Try charging your A/C. It may blow cool air out for about a week or so and then return to blowing warm air, if it does then you may have a leak in your A/C.
A/c blowing warm air
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