2005 GMC Sierra "ac problems" Questions

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ac in 2004 sierra is blowing hot air and the selector buttons for my ac is blowing hot air and the selector buttons for the unit are not lighting up and appear to not be working. checked fuses and ...

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1991 Sie rra GMC AC control problem When you select ac on the control panel the compressor clutch will not engage. The AC light on the panel comes on and flashes on and off for a short time and ...

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1989 GMC Sierra radio, AC, etc. controls only work occasionally. Sometimes the radio will come on, but will not be able to control volume or turn it off. Sometimes the radio, AC, etc. will not come on

...I disconnected the negative terminal post to complete a cold air intake installation?? Turn your AC off. Turn the car off Crank the car turn ac on drivers side to 60 passenger side to 90 press

AC compressor works fine, Blower does not. How do you repair? AC Compressor works fine, AC and Heater Blower does not. How do you diagnose and repair? check the fuse in the fan-fan relay-check voltage

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...94 gmc sierra stepside pick up, how do I find and fix this interior problem. happens using ac or heater, assuming hoses going to blower and or cooling unit, it is inside nasty coating of ...

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drivers side ac switches to heat 2004 gmc drivers side ac goes to heat stop motor and restart goes back to cool .some times for a few days and then sometimes a few min any body had this problem? ...

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AC not up to speed I have a 2002 Gmc 1500 The AC works great while the truck is moving but if I sit at a idiol like at a a stop light the AC will start to blow hot air? Not sure what to do. It sounds ...

2004 GMC Siera Dual AC, One side works the other doesnt I was driving along and suddenly the driver side vents are blowing hot air and the passanger side is still blowing nice amd cool. Any thought???

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air conditioning Parked truck for a month ac just stop working. Was working fine when I parked it. Had it pulled down on vacuum let it set for an hour. Low side nor high side gauge pressure moved. I ...

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