Yukon XL 4WD V8-5.3L (2011)
5. Remove the negative battery cable stud (1) from the front of the right cylinder head.
6. Remove the negative battery cable terminal (2) from the cylinder head.
7. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle See: Maintenance/Vehicle Lifting/Service and Repair.
8. Remove the forward lamp wiring harness ground bolt (1).
9. Remove the forward lamp wiring harness terminal (2) from the frame.
10. Remove the negative battery cable terminal (3) out through the opening between the radiator support and frame.
