Circuit/System Verification
WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- Tune to a strong AM or FM station and verify each speaker is producing clear and even sound, with no distortion.
- If any speaker is not producing sound or the sound produced is distorted, refer to Speaker Malfunction .
- With the vehicle outside in an area with an unobstructed view of the southern sky, tune to XM. Verify XM reception is clear and the No XM Signal message is not displayed on the radio.
- If the No XM Signal message is displayed or XM reception is poor, refer to Digital Radio Antenna Circuit Malfunction .
- Radio tuned to XM, use the radio balance function to transfer audio between the left and right side of the vehicle. Verify clear and even sound is heard from each side of the vehicle.
- If either side of the vehicle is not producing sound or the sound produced is distorted, refer to Digital Radio Output Circuit Malfunction .