Diagnostic Fault Information
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| DVD Display B+ | 1 | 1 | - | - |
| Radio ON Signal | 1 | 1 | - | - |
| Video Display Brightness Signal | 2 | B1289 04 | 2 | - |
| Video Mode Signal | 1 | B1288 04 | 1 | - |
| Video High Signal (+) | 3 | 3 | 1 | - |
| Video Low Signal (-) | 1 | 3 | 4 | - |
| DVD Display Ground | - | 1 | - | - |
| 1. Video Entertainment System Inoperative. 2. Video Brightness can not be adjusted. 3. Backlight only - NO image shown. 4. Serious damage to radio can occur. |
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