Chevrolet Cobalt Service & Repair Manual: Engine Management

Relearn

Initialization Sequence The EBCM performs one initialization test each ignition cycle. The initialization of the EBCM occurs when the EBCM detects the there is a minimum of 500 RPM fro ...

Emission Controls

...

See also:

Chevrolet Cobalt Service & Repair Manual. Passkey Module
On models equipped with the Passkey Theft Deterrent System, a new password must be learned by the PCM when the BCM/PCM has been replaced. When the PCM is replaced, the EEPROM calibration is flashed into the new PCM. Refer to latest GM Techline or equivalent information for PCM ...