Why is the AC blowing cold air on the right side, but warm on the left?

Asked by Aug 23, 2014 at 06:37 AM about the 2000 Pontiac Bonneville SLE

Question type: Maintenance & Repair

My AC works great, on the right side of my car.  The left and middle vent blows warm air.

1 Answer

33,835

Your heater/ac blend doors are out of wack. Check for vaccum leaks.

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