OnStar / B1000 36

Read the instructions below then start the fault diagnostic procedure.

Symptom: OnStar Call Center (OCC) cannot localise the car.

B1000 36

Fault symptom

OnStar Call Center (OCC) cannot localise the car.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Turn Ignition On

Fault criteria:

Control module on-board diagnostics has detected a EEPROM error.

Diagnostic help

Diagnosis regards:

See 'Before changing a control module'.