Questions & Answers for: Pontiac Sunfire pcm plug

...pcm, icm, crank and cam sensor, spark plug wires, and ignition switch what could be the problem? check inside the distributer cap and the electronic modual is likley the prob. you completed alot of ...

...abs light need to scan for codeI would check wires at trans connection known to go bad also ck pcm & wiring from pcm to trans that runs along under radiater core ...

...might be? i can't remember what year sunfire's were effected but there was a update to reflash the PCM for a O2 sensor code if the check engine light comes on it disables the traction control i know ...

...and changed coil cap. the fuel pump will come on if you jump the relay swith .why this? check the pcm ignition fuse and the fuel pump injectors fuse.if all is good.your pcm could be the problem.

...plug ins to the cluster. That gauge itself is highly sensitve to static and magnetic fields. IT IS ^^^ controlled by a voltage output from the pcm. (Computer) based off received input from the engine ...

...plug and escape gas for the muffler CHECK THE IGNITION FUSE AND PCM FUSE IF ALL IS GOOD YOU HAVE A BAD IGNITION CONTROL MODULE. REASON YOU ARE GETTING RAW GAS OUT OF THE MUFFLER BECAUSE SPARK PLUGS ...

...gauges do what they want , clock is always resetting, is it the PCM no its not the pcm. its the the instrument panel, it in itself is a computer. sounds like a plug may be loose or a loose ground ...

...PCM) or Electronic Control Module (ECM) can determine that a misfire is occurring. Causes: - Improper spark plug - Insufficient compression - Incorrect fuel pressure - The injector circuit is open or ...

...pcm has two retaining screws that hold it in position in the fender housing. it slides straight down when released (after you take loose the horn from its bracket and remove the bolt that holds the ...

...they told me they checked the fuel systm,the ignition systm,the compression, the valves,pwr to PCM and grounds they reported all were ok. codes I have rcvd. p0300,I did have a p0172 but it ...