2003 GMC Savana defroster fan

2003 GMC SAVANA
159,000 MILES • 1.3L • V8 • 2WD • AUTOMATIC
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LOCKGUY
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  • 1 POST
Turn ignition key to off position, fan continues to run with power off. Can't control the fan speed.

Problem just started this afternoon. Had to disconnect battery to shut fan off. Fan continues to run even when the air conditioner or defrost modes are turned off.

Sep 3, 2014 at 4:38 PM
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HMAC300
  • CERTIFIED EXPERT
  • 48,601 POSTS
check to see if your wire harness is burnt going to resistor that is one of the tell tale signs it is. it will be melted together.
Sep 4, 2014 at 5:58 AM