Questions & Answers for: blazer rough idle

...blazer has a rough idle. I listened to it with the hood up and I heard a loud hissing sound which I traced back to underneath the air filter hose. What hose run under there??? vaccum leak I agree, ...

...blazer that idles rough but when i drive it it then straigthens up can u help me with this if it is a vortec 4.3l they were real common for egr valve problems. you can remove the egr check for carbon ...

...blazer idles rough 95 s-10 blazer 4wd. idles rough but runs smooth once you get going CHECK FOR A LEAKING INTAKE MANIFOLD GASKET, USE A CAN OF CARB SPRAY AND SPRAY AROUND THE TOP OF THE ENGINE, IF U ...

rough idle blazer 2000 The truck runs but roughly while in idle change air filter.clean throttle plates.remove throttle body remove all electrical parts also all plastics and rubber parts.clean ...

rough idle on 1999 chevy blazer 4.3 liter changed plugs cap rotot wires fuel filter still rough check engine code miss fire cylnder 2 cleared code no engine light but still runs rough at idle Barring ...

blazer and noticed that it idles rough what could cause this? idles rough but fine in a higher rpm. you might have a vacuum leak. to find a vacuum leak i use propane to pinpoint the orign of the leak.

blazer idles really ruff and i erratically for the first few minutes until it warms up. It now sound like its going to stall every morning I start it up and black soot comes out the tail pipe onto the

blazer that is idleing rough when engine is warm. The idle will drop almost to the point that the engine will stall but not quite stalling. any advice greatly appreciated. I Have a couple of questions

...blazer idles rough at 550rpm after changing plugs wires fuel pump and filter so i had issues with my blazer first i would start it up it would idle at 800rpm then shut off id turn it on again then ...

...blazer won't accelerate, has rough idle and back fires 95 Chevy blazer s10 will not accelerate, it also has a rough idle and it putters and back fires when was the last tune up done on it? have you ...