Having problems with your 1997 Pontiac Bonneville ?
Air comes out of the defroster and floor vents but not the air co
\015 The heater fan blows air out of the defroster and floor vents at the same times. I get no air out of the air conditioner vents at all.\015
Under the hood on the firewall there is a square boxlike cover beside the maxifuse&relay. there is a vacucum hose there that controls the vent shutoff had same problem with my 93 bonneville sse when purchased, check to see it has no cracks or has pulled out of rubber connecter .
Repair Help & Product Troubleshooting for 1997 Pontiac Bonneville
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