2001 GMC Jimmy no heat from the heater

2001 GMC JIMMY
97,000 MILES • 6 CYL • 2WD • AUTOMATIC
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KEITHB
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  • 1 POST
No cooled air or heated air. The fan works at all speeds. The switch that sends the air to different locations works fine. I believe I checked all the fuses and they are OK.
Dec 28, 2007 at 8:55 PM
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BMRFIXIT
  • ✓ASE Certified Mechanic
  • 19,053 POSTS
  • ASE Certified Mechanic
[quote="keithb"]Heater problem
2001 GMC Jimmy 6 cyl Two Wheel Drive Automatic 97000 miles
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No cooled air or heated air. The fan works at all speeds. The switch that sends the air to different locations works fine. I believe I checked all the fuses and they are OK.[/quote


did any one replace the blower moter
check the wiring it may be wired backwords
the fan will spin but no air out
also check if the air way door close
check if the fan connected onto the motor and its not spinning free
good luck
Dec 28, 2007 at 10:47 PM
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