Circuit/System Verification
NOTE:
The following verification requires the vehicle to be outside with an unobstructed view of the southern sky. Allow 5 minutes after turning the ignition ON for the GPS satellites to acquire vehicle signal.
- Ignition ON.
- Verify that DTC B2470 is not set.
- If DTC B2470 is set
Refer to DTC B2470
- If DTC B2470 is not set
- If DTC B2470 is set
- Verify that a call can be successfully placed to the OnStar® Call Center by pressing the blue OnStar® button.
- If unable to connect with the OnStar® Call Center.
Refer to bulletin PIC4310.
- If able to connect with the OnStar® Call Center
- If unable to connect with the OnStar® Call Center.
- All OK.