Questions & Answers for: Pontiac Bonneville pcm wire

PCM OBD inoperative? I have '93 Bonneville GM Shop manuals. Are systems similar enough to use OBD fuction diagnosis by referencing wire color @ OBD connector? GM should have left good enough alone and

...sending unit,new fuel pump,took car in they said it was the computer YEP IT COULD BE IN THE PCM CIRCUIT.OR THE WIRE GOING TO GAS GAUGE HAS A BAD CONNECTION. OR THE GAS GAUGE IN DASH COULD BE

...not getting signal from wire going to pcm.jump relay works fine. repl.a/c switch in dash a year ago Check freon pressure while running on low side. Low pressure will cause compressor not to

...temperature sensor or coolant level trip this code without tripping a temp code? I read that the pcm measures air flow by temp. Does the pcm need to be reflashed? Any suggestions are welcome. No ...

I am working on a 97 pontiac bonneville with a 3.8. how can i check the pcm. the car wont start. im not getting any spark or anything. i have checked the crank and cam sensors. i have also checked the

PCM must be programmed. ------------------------------------------------------------------------------------------------------------------------------ P0301 Code - Cylinder #1 Misfire Detected A P0301

tryin to find the PCM on my 2000 pontiac bonneville. having problems locating it. i've looked everywhere. Hello: Check in or under the black box that holds the air filter for the engine, there ...

...wire for continuity to pcm. checked ok. how to check pcm? which pcm pin is injector ground? where is ground located? Ground points are in different locations throughout wiring harness. If you had any ...

the basic tests, try to be sure. Check for applicable trouble codes relating to instrument cluster--pcm--communication codes. Some of the national brand auto stores in this country may check codes for

...Thanx Your vehicle has two cooling fans controlled by three relay's which are energized by the PCM/ECM - engine computer . Does your vehicle have A/C ? Does it work ? Turning on the A/C the fans ...