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AIR BLOWS FROM HEATER THROUGHOUT DASHBOARD BUT NOT ON WINDSHIELD
1996 GMC SAVANA
MY HEATER BLOWER MOTOR WORKS GREAT, BUT WE ONLY GET AIR FLOW THROUGH THE DASH VENTS AND CANNOT GET IT TO THE WINDSHIELD
have the same problem?
Friday, March 13th, 2015 AT 2:02 PM
You need to check actuator for defrost under the dash.
Friday, March 13th, 2015 AT 2:40 PM
Just to add, see if defrost door will operate. Note the diagram. At the moment I can't tell if door is cable operated or vacuum? I'll have to check for hvac vacuum if vacuum operated.
Image (Click to enlarge)
Friday, March 13th, 2015 AT 2:56 PM
My info on this talks about defrost cable, check the cable and defrost door attach point.
Friday, March 13th, 2015 AT 3:02 PM
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