Diagnostic Fault Information
WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. 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 |
|---|---|---|---|---|
| 5-Volt Reference | 1 | 1 | 1 | - |
| Auxiliary Mode Door Signal | 2 | 2 | 2 | - |
| Auxiliary Air Temperature Door Signal | 3 | 3 | 3 | - |
| Auxiliary Blower Speed Signal | 4 | 4 | 4 | - |
| Low Reference | - | 1 | - | - |
| 1. Auxiliary HVAC Control Assembly Inoperative 2. Auxiliary Mode Door Malfunction 3. Auxiliary Air Temperature Malfunction 4. Auxiliary Blower Speed Malfunction |
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