Circuit/System Verification
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.
- Verify that DTC U1500 31 is not set,
- If the DTC is set, replace the appropriate window motor.
- Verify that DTC U1511 is not set in the BCM.
- If DTC U1511 is set in the BCM, perform the Compass Malfunction Test.
- Perform the Window Malfunction Test.