GMC FUEL SYSTEM

Engine Mechanical Problem 1989 Gmc C1500 V8 Two Wheel Drive Automatic I Have A 1989 Gmc C 1500 Piclup. It Runs Good, But When It Is...

At First I Checked The Relay, Tested Ok Had 12v To Relay. Checked Voltage At Pump Had 12v For Only A Second Not The 2 Seconds Rule....

Electrical Problem 2001 Other Gmc Models Four Wheel Drive I Have Yukon Xl 1500. Ecmb Fuse Blown Up, Replqced It With Higher Rate...

I Changed The Fuel Pump And Everything Worked Fine For A Few Weeks. Then It Acted Like There Was A Short At The Plug In The New Pump, I...

My Truck Died On Me The Other Day, I Thought It Was The Fuel Pump But I Took The Fuel Pump Out And Hooked It Up To A Car Battary And It...

Hi There! I Have To Pour Gas Into Throttle Body To Get It Started. It Hesitates A Little But Then Stays Running. I Can Drive Around As...

Fuel Pump Isnt Getting 12 Volts Only Gets 5 Change Pump 4 Times In The Last 3 Years This Time We Change Relay Wire To Pump And Pump Last...

I Have A 99 Gmc K1500 With A 5.7 Or 350 4x4. We Just Put In A New Feul Pump But It Had A Different Electrical Connector On It. They Sad To...

Hi, I Have A Idle Problem. When I Start Up My Truck It Idles Up To 1500 Rpms Then After A Minute Or 2 It Goes Down To About 900 Rpms. I...

I Own A 1990 Gmc Sierra 1500 Pickup, 5.7 Engine-350. I Am Having A Problem Getting It To Start Every Day. I Have Had It Is The Shop Many...