With Amplifier (UQA)
WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Radio ON, Mute OFF, verify clear audio is heard from each audio speaker.
- If audio is not heard from all speakers, or the audio emitted from the speakers is not clear, refer to Speaker Circuit malfunction- with Amplifier .