Component Testing
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.
- Ignition OFF, disconnect the harness connector at the appropriate door latch.
- Test for infinite resistance between the signal terminal and the ground terminal listed below with the door latch in the open position:
- Driver door latch terminal 4 and 6
- Front passenger door latch terminal 1 and 3
- LR door latch terminal 4 and 6
- RR door latch terminal 1 and 3
- If not the specified value, replace the door latch.
- Test for less than 2 ohms between the signal terminal and the ground terminal listed below with the door latch in the closed position;
- Driver door latch terminal 4 and 6
- Front passenger door latch terminal 1 and 3
- LR door latch terminal 4 and 6
- RR door latch terminal 1 and 3
- If greater than the specified range, replace the door latch.