AC problems for 2005 Buick LaCrosse CXL

neshajneshaj Member Posts: 1
edited May 2015 in Buick
When I turn on my AC, it blows out heat (when I turn on the heat, it works fine). Please help!
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Answers

  • Mr_ShiftrightMr_Shiftright Member Posts: 64,481
    First thing you need to do is to determine if the AC compressor clutch engages when you hit the AC button. You can determine that by observing whether the clutch spins along with the AC compressor pulley wheel. If it spins, then you may just be low on refrigerant.

    If it doesn't engage, then follow suggestions in THIS VIDEO
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