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.
Liftglass Latch Assembly
- Ignition OFF, disconnect the harness connectors at the liftgate window latch assembly.
- Test for infinite resistance between the signal terminal 4 and ground terminal 3 with the switch in the open position.
- If not the specified value, replace the liftgate window latch assembly.
- Test for less than 2 Ω between the signal terminal 4 and ground terminal 3 with the switch in the closed position.
- If greater than the specified range, replace the liftgate window latch assembly.
Liftgate Latch Assembly
- Ignition OFF, disconnect the harness connectors at the liftgate latch assembly.
- Test for infinite resistance between the signal terminal 6 and the low reference terminal 2 with the switch in the open position.
- If not the specified value, replace the liftgate latch assembly.
- Test for less than 2 Ω between the signal terminal 6 and the low reference terminal 2 with the switch in the closed position.
- If greater than the specified range, replace the liftgate latch assembly.