Diagnostic Fault Information
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC B3604 or B3605
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Switch Reference Voltage | 1 | 1 | - | - |
| Forward Switch Signal | 2 | 2 | B3604 01 | - |
| Rearward Switch Signal | 3 | 3 | B3605 01 | - |
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