Ac comes out at bottom not top vents. Fans work fine. If I crack a window then it will come out at top vent

10

Asked by Sep 02, 2013 at 03:58 PM about the 1998 Pontiac Bonneville 4 Dr SLE Sedan

Question type: Maintenance & Repair

1 Answer

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http://www.pontiacbonnevilleclub.com/forum/1992/topic14550.html -- this is for a 1999 but yours will be similar. Vacuum changes the vent. No vacuum equals defrost mode only

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