Circuit/System Verification
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, A11 Radio ON.
- Verify that all A22 radio controls operate and perform the correct function.
- If some, but not all, controls operate normally.
Replace the A22 Radio Controls.
- If all controls are inoperative.
Refer to Circuit/System Testing
- Go to next step: If all radio controls operate and perform the correct function.
- If some, but not all, controls operate normally.
- All OK.