2004 Buick Rendezvous "pcm buicks" Questions

...where is it found Do you know that a replacement ECM would need programming ? Dealer .An it's a PCM - powertrain control module ,because transmission an engine modules are inside the same box ...

what controls the injector pulse on a 2002 buick What controls the injector pulse on a 2002 buick rendezvous? power train control module sends signal. pcm gets info from crank sensor

...light Starting Mode With the ignition switch in the ON position, before engaging the starter, the PCM energizes the fuel pump relay for 2 seconds allowing the fuel pump to build up pressure. The

...battery and the alternator is good. What could be going on? Check the fuses first. Ignition and PCM fuses. Check the big wire from the alternator to the battery. Check battery clamps. On any of ...

No power to air pump 2002 buick rendevous fuse good Did you check the air pump relay in the underhood fuse box ? The PCM energizes the relay turning on the air pump .

...be a problem with the wiring harness or ground connections, or something internal with the

need ecu/pcm pinout for the plugs. want to find the A/C clutch relay trigger wire output from pcm. Test for control at the relay base ! With a test light connected to battery + Touch the point end to ...

...the vehicle speed as determined by the engine control module (ECM)/powertrain control module (PCM). The ECM/PCM converts the data from the vehicle speed sensor to a 4,000 pulses/mile signal.

...I can fixed by my self, and where can I find a repair book for a 2003 rendezvous DTC P1361 If the PCM does not monitor IC pulses while IC mode spark advance is commanded DTC P1361 sets. Observe the ...

...starts right up. Sounds like a bad temperature sensor to me. Temp sensors on newer cars tell the PCM to send more fuel on a cold start. If its malfunctioning then the PCM doesn't up the fuel. This ...