Circuit/System Verification
WARNING: This page is about a different car, the 2015 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Test or replace the remote control batteries before performing the circuit/system verification.
- 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/Vehicle in Service Mode. Rear seat entertainment system ON.
- Verify that all remote control buttons operate and perform the correct function.
- If some, but not all, controls operate.
Replace the remote control.
- If all controls are inoperative.
- Replace the remote control.
- Verify that all remote control buttons operate and perform the correct function.
- If all controls are inoperative, refer to Circuit/System Testing .
- If all controls operate and perform the correct function.
- All OK.
- If all controls operate and perform the correct function.
- If some, but not all, controls operate.
- All OK.