Questions & Answers for: GMC pcm

...back of the alternator ? Possible blown fusible link. Plus the two wires in the connector go to the PCM - engine computer . One is the turn on signal ,the other is charge indicator control . Having ...

.... You vehicle use's a VSS vehicle speed sensor on the transmission . This VSS is a input to the PCM- engine computer . The PCM sends this info. in a message over the class 2 serial data bus, a ...

...how can it be fix? DTC P0463 - Fuel gauge sender unit circuit high input    • The PCM monitors the fuel tank level and input voltage from the fuel gauge sender unit when the engine ...

...to the battery which is cannected by a fusable link, The other two One is positive and goes to the PCM  it should be the small red one.The other one right next to itgrey this is the field it is ...

...GMC Yukon XL will not start. Took starter off and had it tested. The starter is good. However, the PCM fuse is blowing when attempting to start truck or turning turning the switch to start the tr ...

pcm problem hi i have a 96 gmc jimmy 4x4 4.3 the pcm has gotten unplugged with the battery hooked up i have plugged the pcm back in and now the truck will not start any suggestions? That is definitely

...got a 2000 gmc Jimmy no start, no spark and diagnostic computer says no link or communication from pcm. Any ideas? I did check all the fuses and the wiring to the distributor, crank sensor, ignition ...

...gage wire on the back of the alternator ,plus the alternator is computer controlled , by the PCM ! Charging System Indicators BATTERY The IPC illuminates the battery indicator when the ...

...find the problem would be to hook up a factory scan tool to see the VSS is put out a signal to the PCM/ECM , then see if the PCM /ECM is sending info to the instrument cluster ,. And knowing how ...

...air pump and valve and secondary oxygen sensor The P0418 is a control ciruit related failure. The PCM has detected an open on the secondary pump relay control circuit. There is an open circuit ...