Mechanics

HOT AIR, AS IF THE HEATER IS ON?

1995 GMC Sierra

IT'S LIKE THE HEATER IS ON, HOT AIR. THE HEATER IS OFF, WHY?
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Stella1959
June 26, 2012.



Outside vent is stuck open. May be jammed, check it to verify

Roy

ASEMaster6371
Jun 26, 2012.