My fan dont blow any hot air from the vents.

Tiny
HAROLD HOPPS
  • MEMBER
  • 1999 GMC JIMMY
  • 6 CYL
  • AUTOMATIC
  • 143,000 MILES
Hi my fan dont blow any hot air from the vents can you help?
Monday, January 3rd, 2011 AT 7:56 PM

1 Reply

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Does the vehicle reach normal operating temp? Are the heater hoses hot? Does the blower motor work ok? Could be a temp blend door, under the dash? The heater core may need to be flushed?
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Monday, January 3rd, 2011 AT 8:14 PM

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