Yukon XL 4WD V8-5.3L (2011)
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle See: Maintenance/Vehicle Lifting/Service and Repair.
2. Disconnect the wheel speed sensor electrical connector (1).
3. Release the wheel speed sensor electrical connector and sensor harness clips (2) from the inboard frame rail.
4. Remove the wheel speed sensor bolt (1).