GMC C3500 Climate Control

Number 5 On The Heater Control Doesn't Work. One Through Four Works Fine As Do All The Other Features. I Used A Test Light On The Electrical...

Cargo Van, I Am Not Geting Air Threw Vents, Has New Blower Motor.

How Do I R & R A Heater Fan Motor. In A 1999 Gmc Truck 3500 Sl. Is There A Trick!.

I Have 1998 Gmc Sierra 3500. The Two Buttons For Recirc And A/c Stop Working And The Defrost Floor Selector Quits Working. Bought A...

Last October One Of Our Work Trucks Blew A Heater Hose And The Guy Driving The Truck Drove It Untill It Ran So Hot It Would Not Run Anymore...

The Whole Heater Fan Switch Started Smoking So I Pulled The Fuse, Got Home And Began Replacing Parts. I've Replaced The Fan Itself, The...

Still Trying To Find Out How To Fix It.

Heater Problem 1993 Gmc C3500 V8 Four Wheel Drive Automatic Winter Is Comming Up And After Freezing Last Winter I Want To Be Warm. My...

The Ac On My 91 Gmc 1 Ton Dually Has Been Retro Fitted And Charged With R134a. It Has Worked Well For The Past Year. Last Week It Quit. The...

I Have The Truck Listed Above Sierra C3500 1 Ton Extended Cab. The Trouble Is The Defroster Isn't Working. It Doesn't Get Any Air...