Diagnostic Fault Information
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2017 GMC Sierra 3500 HD, 2017 GMC Sierra 2500 HD, 2017 GMC Sierra 1500, 2017 Chevrolet Silverado 3500 HD, and 2017 Chevrolet Silverado 2500 HD. 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 |
|---|---|---|---|---|
| Ignition | B127B 2B,1 | B127B 2B,1 | - | - |
| Backup Signal | B127B 2B,1 | B127B 2B,1 | - | - |
| Camera Module signal + | B127B 2B, 3 | B127B 2B,1 | B127B 2B, 2 | - |
| Camera Module signal - | B127B 2B, 3 | B127B 2B,1 | B127B 2B, 1 | - |
| Ground | - | B127B 2B,1 | - | - |
| Shield | - | 3 | - | - |
| 1. Rear vision camera inoperative 2. Rear vision camera image always displayed 3. Poor Quality Image |
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