Diagnostic Fault Information
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. 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 |
|---|---|---|---|---|
| Driver Door Lock Switch Lock Signal | 1 | 1 | 1 | - |
| Driver Door Lock Switch Unlock Signal | B3140 00 | 1 | 1 | - |
| Passenger Door Lock Switch Lock Signal | 1 | 2 | 2 | - |
| Passenger Door Lock Switch Unlock Signal | 1 | 2 | 2 | - |
| Door Lock Actuator Lock Control | 3 | 3 | 3 | - |
| Door Lock Actuator Unlock Control | 3 | 3 | 3 | - |
| Lock PCB Relay Control | B3135 00 | 3 | 3 | - |
| Unlock PCB Relay Control | 3 | B3125 00, B3130 00 | 3 | - |
| Driver Door Lock Switch Ground | - | 1 | 1 | - |
| I/P Fuse Block Ground | - | 3 | 3 | - |
| Passenger Door Lock Switch Ground | - | 2 | 2 | - |
| 1. Driver Door Lock Switch Malfunction 2. Passenger Door Lock Switch Malfunction 3. Door Latch Malfunction |
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