My 94 gmc sierra 2500 sometimes wont turn on sometimes does whats the issue

My 94 gmc sierra 2500 sometimes wont turn on sometimes does whats the issue 1 Answer

oil leaking down driverside of bellhousing on my 2001 gmc sierra 2500 6.0 V8 changed oil cooler gasket, rearmain seal, and valve cover gasket whats next? 2 Answers

massive oil loss about 30 seconds after starting my truck steady stream of oil appears running down my bell housing on drivers side. changed oil cooler gasket, rear main seal, and valve cover gasket...

My 94 gmc Sierra 2500 lost power recently and now has a weird whistle sound coming from the engine, but only when I'm in drive driving. It almost sounds like a turbo winding up. My truck don't have 1. 3 Answers

The engine is a v8 5.7L 350.

I have a 1989 GMC Sierra 2500. within the past few weeks, my heater has started blowing cold air. But, it doesn't constantly blow cold air. It goes back and forth between hot and cold. Does this mean my heater core is bad, or may it be another problem? 3 Answers

I have a 1989 GMC Sierra 2500. within the past few weeks, my heater has started blowing cold air. But, it doesn't constantly blow cold air. It goes back and forth between hot and cold. Does this mean ...

97 GMC Sierra 2500 Won't start 1 Answer

I have a 97 GMC Sierra 2500 7.4L. It stalled on me one day driving home. Car won't turn over, but it cranks. I got it home and looked at it and then looked online for help. It was saying it was the I...