Circuit/System Verification
WARNING: This page is about a different car, the 2012 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Auxiliary Audio Input Jack
- Verify no DTCs are present.
- If any DTCs are present, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Ignition ON, radio ON, connect a portable audio playback device to the auxiliary audio input jack. Verify the infotainment system switches to AUX as the audio source.
- If the infotainment system does not switch to AUX as the audio source, refer to Circuit/System Testing.
- Operate the device to begin audio playback, adjusting the volume on the device if necessary. Verify the audio from the device is heard through the vehicle infotainment system.
- If audio is not heard from the device, attempt to playback audio from another device. If audio cannot be heard from any device connected to the auxiliary audio input jack, refer to Circuit/System Testing.
USB Port
- Verify no DTCs are present.
- If any DTCs are present, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Inspect the USB port for damage.
- If damage is noted, replace the USB port.
- Ignition ON, radio ON, connect a device to the USB port. Verify the infotainment system switches to USB as the audio source.
- If the infotainment system does not switch to USB as the audio source, refer to Circuit/System Testing .
- Operate the radio controls to play audio from the device. Verify the audio from the device is heard through the vehicle infotainment system.
- If audio is not heard from the device, attempt to playback audio from another device. If audio cannot be heard from any device connected to the USB port, or the audio heard is not clear, refer to Circuit/System Testing.