Mechanics

HEATING PROBLEMS

1992 GMC Van

Heater problem
1992 GMC Van 6 cyl Two Wheel Drive Automatic 212000 miles

we have changed the heater coil, thermostat, radiator and the heater vale and nothing is working it blows out but just not heat
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Oldlefty
January 10, 2010.




All that replacement parts and still no heat-could be an air mix/blend/mode door problems, vacuum and actuators and the HVAC control module

Rasmataz
Jan 10, 2010.


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