2003 Chevrolet TrailBlazer "idling rough engine light" Questions

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...engine at idle was very rough, changining between 500-650 rpms. Parked the vehicle for several hours then drove it again, ran smooth till engine warmed up then the rough idle began. The check engine ...

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...rough The service engine soon light blinks while accelerating and goes off after stopped, but it idles rough also Read the fault codes and replace faulty units. has a misfire check engine light will ...

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Question about Chevrolet TrailBlazer

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...rough idle and the flashing check engine light mean a cylinder or cylinders are misfiring. The first thing I would say to do is go to your local autozone or advance auto parts stores and get them to ...

Question about Chevrolet TrailBlazer

2 Answers

...engine. Runs rough at idle and slow with acceleration. Had Check Engine Soon Light with P0301 code.Had O2 sensor changed, throttle plate cleaned and spark plug wires changed. Still runs rough??? Do ...

Question about Chevrolet TrailBlazer

1 Answer

...It shows no code or service engine light but the idle is very rough Clean throttle body first, make sure you disconnect battery foe about 30 minutes so PCM can relearn to cleaned throttle

Question about Chevrolet TrailBlazer

1 Answer

rough idle Do you have a check engine light on in your dash ? It may be your throttle body is dirty. Run some SEA FOAM engine tune up in the gas when the tank is about 1/4 full, dump the whole can in,

Question about Chevrolet TrailBlazer

2 Answers

...engine coolant tempature sensor and it still idles rough it could be an o2 sensor. it could also just need a tune up There are numerous things that can caise a vehicle to idle rough. Could be a ...

Question about Chevrolet TrailBlazer

2 Answers

...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 ...

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 is at

Question about Chevrolet TrailBlazer

1 Answer

engine shuts off when you stop, idles rough do you have a check engine light on? for a cam actuator problem change the ca timing actuator its next to the power steering pump

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