Circuit/System Verification
WARNING: This page is about a different car, the 2016 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
- Verify no DTCs are present.
- If any DTCs are present
Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If no DTCs are present
- If any DTCs are present
- Ignition ON, infotainment system ON.
- Using a scan tool, access the HMI control functions and select Info Display Test.
- If the Info Display can not display the test image.
Refer to Circuit/System Testing.
- If the Info Display can display the test image.
- If the Info Display can not display the test image.
- All OK