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 |
|---|---|---|---|---|
| Seat Back Ventilation Heating and Cooling Module B+ | 1 | 3 | - | - |
| Seat Back Ventilation Heating and Cooling Module Ground | - | 3 | - | - |
| Seat Back Temperature Sensor Signal | 3 | 3 | 3 | - |
| Seat Back Temperature Sensor Low Reference | 3 | 3 | 3 | - |
| Seat Back Heating Element Voltage Control | 4 | 4 | - | - |
| Seat Back Heating Element Ground Control | 4 | 4 | 4 | - |
| Seat Cushion Ventilation Heating and Cooling Module B+ | 1 | 5 | - | - |
| Seat Cushion Ventilation Heating and Cooling Module Ground | - | 5 | - | - |
| Seat Cushion Temperature Sensor Signal | 5 | 5 | 5 | - |
| Seat Cushion Temperature Sensor Low Reference | - | 5 | - | - |
| Seat Cushion Heating Element Voltage Control | 6 | 6 | - | - |
| Seat Cushion Heating Element Ground Control | 6 | 6 | 6 | - |
| Left Heated/Cooled Seat Mode Signal | 2 | 2 | 2 | - |
| Right Heated/Cooled Seat Mode Signal | 2 | 2 | 2 | - |
| 1. Driver and passenger heated/cooled seats are inoperative. 2. Seat back and cushion heat/cool modes are inoperative. 3. Seat back heat/cool modes are inoperative. 4. Seat back heat mode is inoperative. 5. Seat cushion heat/cool modes are inoperative. 6. Seat cushion heat mode is inoperative. |
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