Diagnostic Fault Information
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Always perform the Diagnostic System Check - Vehicle
prior to using this diagnostic procedure.
Washer Malfunction
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Windshield Washer Switch Signal | 2 | 1 | 3 | - |
| Windshield Washer Pump Control | 1 | 1 | 2 | - |
| Windshield Washer Relay Control | 2 | 1 | B3873 00 | - |
| Windshield Washer Pump Ground | - | 1 | - | - |
| Windshield Wiper Switch Ground | - | 3 | - | - |
| 1. Washers Inoperative 2. Washers Always On 3. Windshield Wiper System Malfunction |
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