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3. Inspect that the ground straps between the engine and the frame are clean and tight. 4. If the noise is still present, inspect the charging system for proper operation. 5. Install a filter GM P/N 1224205 in the battery voltage feed circuit to the radio. 6. If the noise is not eliminated, install the filter in each following variation: Install the filter with the single wire side toward the radio and the ground wire Remove the ground to the filter. Reverse the filter so the 2-wire side is toward the radio with the ground wire attached Remove the ground from the filter. 7. If the filter GM P/N 1224205 causes a delay when turning the radio ON or OFF, or other problems, remove the filter and install a 0.47 micro farad capacitor to chassis ground. 8. Before reassembling the vehicle, remove any unneeded filters. 9. Test the functionality all of the vehicle systems for proper operation and function. VIDEO ENTERTAINMENT SYSTEM TROUBLESHOOTING HINTS Schematic Reference: Video System Schematics Many conditions that affect video system operation may be corrected without removing the Be sure the vehicle battery is fully charged before beginning video entertainment system Video or Audio Distortion The manufacturing process for producing DVDs does not have the same quality control processes Video or audio distortion during auxiliary playback can often be attributed to the DC to AC
2008 Chevrolet Silverado 1500 2008 ACCESSORIES & EQUIPMENT Cellular, Entertainment, and Navigation - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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