2002 GMC Envoy XL "rpm surges" Questions

1998 Pontiac Grand Am GT 3.1 V-6 Engine RPM Surge Rpm surge, with steady gas pedal pressure, of about 200-300 RPM ,most often while cruising at 70 Mph on level road. Surging will occur continuously ...

...rpm mark and then just surges. Thought it could be fule pump? yes it could be. have fuel pump pressure tested, fuel pump pressure should be. (key on engine off) 1999 to 2000--with egr--41 to 47 psi ...

Surges in RPM while at idle My 97 VW jetta has a surge in RPM while it is at idle. It goes from about 900 RPM to 1400 RPM then drops back down, a few seconds later it surges again and so on. It only ...

...surges at rpm over 1500 My daughters 1996 chevy cavalier's engine is surging at rpms over 1500, give or take. Runs fine from idle to 1500, then surges at rpm's over that. She told me it was hard to ...

...surges until power is applied recently purchased 95 astro , engine idles rough , after apllying power will accelerate smooth then at speed engine began surging , when slowing down engine continues to ...

RPM's surges up and down. When it is cold and the engine is first started the idle RPM will go up and down from 1000 to 1500 and back. Once the engine is warm it surges between 700 and 900 RPM. I only

surges violently 1000 rpm to 4000 rpm 2004 hyundai elantra that surges violently 1000 rpm to 4000 rpm .no check engine light. problem is intermittent,i checked the intake gasket and it is ok. could be

surges, it's , lean engine.

some think flooding is surging.
and this is usually below 800 rpm,
almost stalls, then corrects, seems like a surge.

next time post rpm range of surge.?

...rpm Idle surges from 800 rpm to 1800 rpm. Not throwing a code. No check engine light. I had one sensor replaced when light came on, but had this problem before that. Sometimes does it in traffic and ...

surges high rpm's like driving fast 1900 & above rpm bucks /2100 smooth's out. "95 buick lesabre , drive it slow it\'s fine drive over 1800 rpm and at around 1900rpm itstarts to buck like choke out if