Was not cooling good the last couple of days. Now has a hissing sound and white smoke when ac is on.
SOURCE: 2000 GMC Sierra 4.8L V-6 - AC blows warm air
Yes, Depending on where that belt runs in your setup.If it runs to your a/c compressor, it has to pull the compressor pulley to circulate the freon through your a/c system.If your a/c compressor is not pulling,you will get nothing but hot air.The a/c compressor is the heart of your a/c system.From the sound of it,replace that belt and it should be fine.Hope this helps.Have a good day.(p.s. you always want to keep dex-cool in your vehicle being that it is a GM vehicle after 2000)
SOURCE: My 1998 GMC Safari ac works well (cold) in the
The blend door is not fully closed for the front. GM's are bad for that. Also check the vaccuum line for the door.
SOURCE: while driving on the hiway, i hears a sudden
Could be the head gasket is about to blow. If you have a turbo then this also could be on the way out.
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