OnStar / B1009 00

Read the instructions below then start the fault diagnostic procedure.

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

B1009 00

Fault symptom

OnStar Call Center (OCC) cannot localise the car.

On-board diagnosis

Type of diagnosis:

With ignition on.

Fault criteria:

EEPROM Checksum Status

Diagnostic help

The diagnostic trouble code is cleared when the fault is no longer current.