I have a 2006 Pontiac G6 GT 3.5 My AC went out and I was told that I needed a new AC Compressor , Freon, and a Sepentine Belt. All those were replaced, when I turn on the AC, I would get cold air and

SOURCE: ac in 2006 PT Cruiser

Sounds correct - 1400 bucks sounds quite steep tho - shop around.

SOURCE: AC light blinks and compressor will not run. Freon

Could be bad AC clutch relay. Just replaced mine ($11 at autozone). It is located in the relay box just behind the battery.

SOURCE: 99 tahoe, rear air is cold, front air is warm, has

either a switch is bad or a electrical operated door failed within the duct work. . This vehicle has the abililty to set a code for this condition and only the dealer and some shops have the diagnostic equipment to diagnose this cortectly the first time.

SOURCE: grand prix 3800 blowing only hot air please help

check the temp control switch in the dash

SOURCE: Car AC stopped blowing cold, compressor turns on, Freon at 45

check the thermo control amp, it is a sensor that keeps the evaporator from freezing. I had that problem on my 2000, it's a common nissan problem, google nissan ac problems.