GMC SIERRA

I Have 1999 Gmc Sierra 4x4 5.3v8 Regular Cab When I Am Driving At 40-50miles An Hour And Have To Slow Down To Say 30 And Then Speed Back Up...

Truck Won't Start After Making A Squeeling Noise.

My Truck Takes About 10 Seconds To Start, Sounds Like It Doesn't Want To Kick Over But Finally Starts. It Will Start Up Right Away The Rest...

Why Is The 4x4 In Neutral Light On When I Start My Car?

The Truck Has A 6 Cylinder Motor Newly Rebuilt.

Is There A Way To Bypass Security On 2000 Gmc Seirra Security Light Does Not Come On Anymore Starts But Dies Fuel Pressure Good Im Pretty...

Batt Went Dead Charged Without Disconcting Batt. After Charged Cruise Ind. And Headlamp Indicater Lights Stayed On With Key Off And Engine...

97 Sierra 2500 Diesel 4x4. Key Gets Stuck In Ignition At Times. When It Does, Truck Runs At 1/4 Power, Lights Are Dim, Most Everything...

I Just Recently Lost Four Wheel Drive On My Truck. I Checked It Out And Adjusted Linkage Etc, Checked Wiring For Breaks As Best I Could...

Ok, We Were Having Problems Starting Our Truck. We Changed The Starter, That Did Not Fix It, We Changed The Fuel Filter That Didn't Fix...