GMC ENGINE

When I First Start My Engine, The Voltage Is Under 13v And In A Few Seconds There's A Tiny Rattle Sound And Then A Noticeable Click (...

I Have Flushed And Filled Coolant System And Changed Thermostat. I Have Added New Coolant. The Temperature Gauge Will Randomly Start...

Installed A New Programed Ecm, Tried To Program Key To New Ecm But The Anti-theft Light Does Not Stay On When I Put Key In The On Position...

Just Put A New Motor In It Need To Reset The Computer How Do I Do That?

How To Reset Computer On A 1994 Gmc Pickup 1500

I Have Rebuilt Motor And Put It In My 1940 Ford I Need To Program Motor To Run With Just Throttle.

What Is The Best Way To Access The Spark Plugs. Thanks Rich

Engine Performance Problem 1997 Gmc Sierra V8 Four Wheel Drive Automatic Had Problem Previously. Replaced Tps. This Time Replaced Tps...

4.3 V6. Runs Rough Thru Acceleration. Will Idle Well For A While And Dies. Black Smoke. It Runs Alot Better Than When I Got It But Still Not...

How Does A Back Yard Mechanic Go About Adjusting The Lifters To The Right Adjustment With Just Simple Tools. I Know My Valves Are Not...