Having problems with your 1998 Pontiac Grand Prix ?
Fan blower started running full speed, even after car turned off. And A/C does not work. Removing fuse (30A A/C?) stops the blower. Blower now runs normally, with fan speed switch able to adjust blower speed, but of course A/C doesn't work now.
Answers :
THE FAN BLOWER RELAY IN STUCK CLOSE POSITION.YOU HAVE TO REPLACE FAN BLOWER RELAY.
Repair Help & Product Troubleshooting for 1998 Pontiac Grand Prix
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