I have a 2004 GMC Sierra 1500 with a 4.3 liter engine that occasionally misses out at different speed ranges, and idle. What could be the problem?

I have a 2004 GMC Sierra 1500 with a 4.3 liter engine that occasionally misses out at different speed ranges, and idle. What could be the problem? 1 Answer

i have a 92 gmc sierra 5 speed manual and when i let off gas out side and inside lights dim very low almost off and radio cuts off what is my problem 3 Answers

i have a 92 gmc sierra 5 speed manual and when i let off gas out side and inside lights dim very low almost off and radio cuts off what is my problem

I have a 2015 GMC Sierra with only 4000 miles on it and it makes a rattling noise when it starts then when it hits 210 on temperature it stops the noise what could be the issue 15 Answers

It only does it in the mornings and it sounds like something is either loose or just vibrating against other metal. I have no problems with the truck or from what i can tell it just makes that annoy...

OK so I have a 1993 GMC sierra sle with a 4.3 liter. My flywheel keeps making noises. 3 Answers

I was adjusting my timing when it happened. I took my tranny off and adjusted her and put everything back and now I have no power and I'm misfiring. But flywheel still makes noise.

i have 1994 gmc sierra 1500 with 5.7L V-8 truck is dumping fuel to engine chokes truck out at idle but runs good at around 2500 rpm took to shop they noy sure no codes on computer 7 Answers

The shop tried: ECU computer, map sensor, coolent temp sensor, ignition module, cap rotors plugs, fuel injector, rebiuld pressure regulator and comprestion test all around 160