GMC C3500

I Wants Take Of Foot Have To Be On Brake

Duramax Diesel, Knocking And Smoking. Plugged It Into A Scan Tool, And Shut Off #8 Injector. Ran Without Knock Or Smoke, Just With A...

I Replaced The Clutch Master Cylinder And Slave Cylinder. There Was No Pressure On The Clutch Pedal So I Assumed It Was Only A Hydraulic...

For Months, The Truck Would Occasionally Failed To Turn Over On The First Try, Usually When Hot. Then It Failed All Together. So Far I've...

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...

77 Gmc Won't Start. Getting Fuel But No Spark. Replaced Coil And Checked Ignition Lead - Still No Start Or Spark.

Starts And Shuts Right Back Off In 2 To 3 Seconds There Are No Lights On Like Checkengine Or Security. Starts Eazy But Shuts Right Back Off...

Hi, No Brake Lights On My 3500 Gmc, Swapped Relay Under Hood With Another Truck, Didn't Work. Can't Reach Stop Light Switch To...

Truck Was In An Accident, Got Hit In Front Of Drivers Front Wheel Well. Truck Would Not Shift Out Of Park. Took The Battery Out To Charge...

How Do I Test A Fuel Pump And Sending Unit