GMC Sierra Air Conditioner Compressor

Two Gm Dealerships Have Gone Through This Truck With A Fine Tooth Comb And Found Nothing.

My A/c Compressor Clutch Wont Engage, But When Power Is Shot To It, It Engages. Wont Stay On By Itself So It Just Blows Hot Air.

The Air Conditioning In This Truck Stopped Working At The End Of Last Summer. When I Switch On The Ac On The Truck It Only Blows Hot Air...

My 2007.5 Sierra 2500 (new Body Style) Was Broken Into And My A/c Control Module And Alpine Ilx-650 Stereo Were Stolen. I Ordered...

Okay Here I Go. Truck Listed Above Is An Hd. I Cannot Duplicate The Problem Listed Above. Here's What I've Done: Replaced:...

Truck Listed Above Is A 2500 .changed Compressor, Dryer, Condenser, Pulled Vacuum, Filled With Freon. Compressor Won’t Com On Unless...

A/c Will Be Cold And After A While (15 Minutes To 1 Hour) It Gets Warm. If I Shut The Truck Off And Back On It's Cold Again. This Will...

With The Clutch Engaged, Outside Air Temperature Blows Out The Vents. Gauge Shows Correct Pressure When Compressor Is Turned Off. South...

I Just Started Noticing A Small Dull Sound Coming From My Engine Compartment. I Traced It To The Air Compressor. It Seems That The...

Checked Fuse And Relay And Refrigeration --all Are Okay. If I Jump The The 30 And 87 Pins At The Relay, The Clutch Engages And Blows Cold...