2000 GMC Sierra "adjust heat ducted heater" Questions

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heat lagging, there is a flow problem for the hot water. If the engine stays cold a long time, its the thermostat. Interior heaters work several ways. Some adjust the air ducts across the heater core.

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...heat increase at all, when RPM's of engine increase? Cool when idling, warmer when engine is revved a bit? Either your car is not up to proper operating temp, or the circulating valve that allows ...

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Question about GMC Sierra

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adjust the settings for the heat and turn the heat on it makes a sound like a cd is stuck in the cd player even though the radio is off. What could this be? blower motor ..this pushes the air thru the

...-You mean when the heat is on...? -If so. The butterfly that open and closed the air duct near to the heater core is not fully open or closed. It might need to adjust the cable that control it. ...

...heat system cables not moving as you adjust the heater switch from cold to warm so the duct vent door not moving? Several things could be the problem but definitely can be fixed. Does the temperature ...

Question about GMC Sierra

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...heat this problem is caused by a failed air temperture control blend door actuater motor, this little device moves the door inside the ducting back and forth to give hot warn or cold air, the most ...

...heat from the heater core or cold from the AC evaporator core, or a mix or blend of both hot and cold air, that is why it is called a blend door, the problem is the door is either stuck in the heat ...

...Adjust the air to be luke warm Hi. I have a feeling your issue is either a heat deficiency or leaking heater core. Do you have a strange smell in the air or taste in your mouth? Is the floor or front ...

...temperature and comfort level. Controls the A/C blower motor speed. Cooling or heating can be adjusted to maintain the desired temperature. Uses a reheat method to provide conditioned air to

...heat out the defrost works and so does the blowers in the back not sure what else it could be?! The blowers ion the back have there own blower motor. The front has it's own. The resister controls the ...

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