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When I set the temp up, the air flow from heater vent dies
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defrost vents..replaced the thermostat and the heater core. Hot air
My heat works but the air coming out of the defrost vents is not hot. I have replaced the thermostat and the heater core. Hot air comes out of all other vents. What else could be the problem?… read more
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i have a 99 pontiac bonneville the heater blows heat for 30 secs and then the electronic climate control temp setting begins to blink and the heater starts to blow cold air. if i turn the car off and … read more
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My 2001 Pontiac Montana's windows are frosting up on the inside even with the defrost running on high. What could be causing this?… read more
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GM Tech (Cam)

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