Buick Regal Problem Report
Buick Regal Engine Control Module (ECM) can fail
My car Service Engine Soon light came on and the speedometer stoped working. The faulty component turned out to be the ECM. Which from what the mechanic said is a common failure item for these cars. The placement of the sensor combined with the heat over time wore it down and caused the failure. - Visitor
When it happen i have to put the car in neutral keeping it from stopping - Visitor
Everything worked perfectly on the test drive after replacing the Automatic control module but the next day no air. The control system lights up and I can hear the servos moving when I change fan/...
The hearter A/C controls have a mind of there own. Will work some times and other times will r...
The crankshaft position sensor, ignition module, and/or powertrain control module (PCM) may fai...
where is the ecm located?
How do u reset Service engine soon light