1994 Chevy Silverado heater

1994 CHEVROLET SILVERADO
175,000 MILES • V8 • 2WD • AUTOMATIC
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RONNIEREY
my heater is not blowing hot air. The fuse is good and the fan is blowing as it should as long as I give the housing a little tap. I can deal with that part but I think there is a problem with the damper door actuator or something can you tell me how to go about fixing this?
Dec 15, 2008 at 7:58 AM
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DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
Is it auto or manual ? Is there anything flashing on cotroler?
Temp control motro on HVAC box up and to left of blower. See if it is moving when changing from C to H.
Let me know will be on line most of day.
Dec 15, 2008 at 8:20 AM
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