where is the ecm on a 2000 buick lesabre
The ECU is located behind the glove box upper left!
The ECM is located under the right hand side of the instrument panel.
Either the throttle plate is sticking or the idle air control is not responding to ecm signal.
Stuck/faulty fuel pump relay or possibly a faulty ECM.
The PCM (or ECM) is located on the interior of the car on the passenger side. To access the PCM/ECM remove the kick panel just beneath the glove box and it is right there. Disconnect the three electrical harnesses and and sucuritity clip and it's out.
Yes the ecm( engine control module)/ pcm( powertrain control module) are the same thing. Different manufacturers use different acronyms, ECU (engine control unit) is another often used.
Have you retrieved a code from the ECM? If so what is the code. Is the speedo working?
Where is the ecm fuse on a 1994 chevy truck
PCM Location where is the ecm or brain in a 95 buick roadmaster
What you are looking for is the DLC or Data Link Connector which will require an OBD-II reader to retrieve codes from. The location of the DLC is on the driver's side under the dash.