2000 GMC Sierra "2004 truck heater" Questions

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How and how long to replace heater core on 2004 GMC sierra Auto Repair Estimates Know How Much Car Repair Costs AutoMD use that link, enter your year make model engine size and zip code for an ...

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Question about GMC Sierra

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No heat Engine temp is normal, blower fan works but no heat in any heater position Valve that allows heater core air to flow into compartment is closed. check the ant-freeze level and also make sure ...

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Heater only works on heat won't switch over to defroster or vents Heater only works on heat won't switch over to defroster or vents Sounds like the blend door. The actuator motor is ...

...2004 GMC sierra blows hot air out the drivers side and cold air out the passenger side. I replaced both door actuators, one on floor in the center of the truck the other under the dash near the ...

...Truck is running hot. And my heater is not heating interior of truck Check for external leaks first then check the engine dipstick to see if engine oil is milky looking. If so the coolant is leaking ...

Question about GMC Sierra

1 Answer

heater only blows cold air 2004 gmc 1500 SLT then will work and then stop. vent controls and ac work fine Check your rad and make sure it is full. Wait til truck is cold before removing rad cap.

How and how long to replace heater core on my truck? you can look it up at autozone library if the dash has to come out ,if that's the case 6-8 hr

Question about GMC Sierra

1 Answer

heater on the driver side and the middle are not working. both not blowing heat. the passenger side is great. check fuse.help The drivers side mix door actuator is bad.it is located in the center of ...

seat warmers on drivers side have gone out. How do you fix or replace? depending on if it is the seat bottom or the seat back as they are seperate systems if both dont work then you probably have a ...

2004 gmc sierra 2500hd diesel 6.6 no heat and I replaceed the thermostats Try flushing the cooling system. The heater core may be clogged.

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