Circuit/System Verification
WARNING: This page is about a different car, the 2015 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
It is important to have the vehicle in an open outside area where a cellular call can be successfully placed and GPS data can be received from the satellites. It is also necessary to inform the OnStar® Call Center advisor that this call is for vehicle diagnostic purposes.
- Ignition ON.
- Verify that DTC B2470 is not set.
- If DTC B2470 is set
Refer to DTC B2470 (without EF7 or Z49) DTC B2470 (with EF7 or Z49)
- If DTC B2470 is not set
- If DTC B2470 is set
- Verify the scan tool GPS Signal parameter is Active.
- If the parameter is not Active
Refer to Circuit/System Testing
- If the parameter is Active
- If the parameter is not Active
- All OK.