Diagnostic Fault Information
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. 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 |
|---|---|---|---|---|
| B+ - Terminal 4 | B1370 06, B1380 06, B1440 00, U0100-U0299, 2, 4 | B1370 06, B1380 06, B1440 00, U0100-U0299 | - | - |
| Ignition - Terminal 2 | B1370 06, B1380 06, U0100-U0299, 2, 4 | B1370 06, 1 | B1370 01, U0100-U0299, 1, 2 | - |
| Ignition - Terminal 3 | B1370 06, B1380 06, U0100-U0299, 2, 4 | B1380 06, 1 | B1380 01, P1629, 1 | - |
| Ignition - Terminal 5 | B1370 06, B1380 06, B1440 00, U0100-U0299, 2, 4 | B1440 00, B1441 06, 1 | B1440 00, B1441 01, 1 | - |
| Ignition Voltage - BCM Terminal 21 X4 | B1428, 3 | B1370 06 | - | - |
| Accessory Wakeup Serial Data, BCM Terminal 19 X4 | U1814, 3 | U0100-U0299, P0513 00 | - | - |
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