Circuit/System Verification
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect the antenna for proper mounting or physical damage.
- If damage is found, repair or replace as necessary
- Radio ON, tune to several known FM, AM, and XM (if equipped) stations, and play a known good CD.
- If audio output is poor from all sources, refer to Speaker Malfunction .