Questions & Answers for: rough idle stop light 2002

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Question about 2002 TrailBlazer

5 Answers

...it quit and has not done it again since I cleaned the throttle body with carb cleaner and an old thooth brush. Wiped out residue with a clean wrag. That seems to have stopped the rough idle

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Question about 1994 C1500

3 Answers

rough idle and shutting off at stop lights Stalls at stop light and has a rough idle at take off. I would check the IAC or idle air control valve located in the throttle body of the engine. It looks ...

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Question about 2002 TrailBlazer

2 Answers

...rough idle My 2002 Chevy Trailblazer idles rough and is slugish when pulling out. The vehicle runs fine when moving but when I stop at a red light or stop sign it idles rough. I have replaced the ...

Question about 2002 TrailBlazer

1 Answer

rough idle I have been having problems with my TB idling rough. Sometimes it will go dead after accelerating from a red light or stop sign. Gas mileage has always been terrible but is even worse now. ...

...out with a rag YOUR VECHICLE WILL IDLE ROUGHLY.AND YOUR VECHICLE WILL STALL OUT AT STOP SIGNS AND RED LIGHTS.AND CHECK ENGINE LIGHT WILL TURN ON.BAD FUEL CONTAMINATED WITH WATER. WILL DO THE SAME ...

...idle rough during drop occasional light knocking Usually means the engine bearings are worn out, or the oil pump is weak. As the oil gets hot, it gets thinner, which reduces pressure. When the engine ...

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