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What to do if AC is not cooling?

17 Answers

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  • 2 years ago
    Favorite Answer

    Make sure the AC compressor clutch activates when you turn the AC on. The inner portion of the AC clutch must spin with the outer part which the drive belt is spinning.

    If the clutch is not engaging you might be low on 134a.

    There a good videos to help you diagnose AC problems on youtube.

    Source(s): Mitsubishi Master Tech
  • 2 years ago

    Think of your AC sy6stem as another engine that needs servicing, WHICH IT REALLY IS! aT highmileages IT WILL NEED ATTENDING TO WORK CORRECTLY! like A TRANNY QAS WELL, IT NEEDS new fluid AND filter ALONG WITH PROPER gas AMOUNTS THAT A computerized MACHINE CAN INSTALL FOR YOU ALONG WITH pagOIL TO KEEP THE COMPRESSOR HAPPY!

  • Check fuses. Check compressor. If the clutch which is usually at the spinning end is engaging and disengaging frequently, it is low on R134a. R134a is a refrigerant used in the automotive system to provide cool air. There are a lot of o-rings that over time can fail. The condenser which is located at the front of the car usually in front of the radiator can be damaged by rocks. Fuses can blow easily. Don't spend alot of money on having someone do it for you. Get the full rundown on how they work, fail and fix your AC system. I could go on forever but read up and learn it. Save money for a vacation, not an AC fan fuse. Alot of people spend hundreds when it could have been 5 bucks. Alot of shops will finagle you with big words and say it's a huge deal. They will replace your whole system when it turns out it was just your orifice tube. Don't be fooled. There are good, honest companies out there, don't get me wrong. But save yourself some money. Learn how to do it yourself.

  • 2 years ago

    Have it repaired for its leak then have it recharged.

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  • Ron
    Lv 7
    2 years ago

    Roll a window down

  • Anonymous
    2 years ago

    Fix it or do without it.

  • F
    Lv 7
    2 years ago

    If you're lucky it might just need topping up with refridgerant, most quick fit shops will do that. If it has gradually got worse, that's probably the cause. If it's suddenly stopped you either had a leak or the compressor is broken.

    You'll need a specialist. they can trace a leak with dye and depending where the leak is it's normally a fairly cheap fix unless it's hard to reach and a lot of dismantling is involved.

    A broken compressor will cost you several hundred.

  • Anonymous
    2 years ago

    Buy another auto or shell out big bucks to maintenance rapists.

  • arther
    Lv 5
    2 years ago

    Get over it and not worry about it?

  • 2 years ago

    It might be the condensor fan. If the condensor fan isnt working its not cooling the system that makes the air cold. If its not the condensor fan then maybe you have an AC line that ripped and all the liquid came out leaving nothing to cool down the system. Lastly the AC compressor went bad. You can probably youtube most of these things but i wouldnt be surprised if you take it to a mechanic

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