Yukon XL 4WD V8-5.3L (2011)
Lifter / Lash Adjuster: Service and Repair
Valve Lifter Oil Manifold Replacement
Valve Lifter Oil Manifold Replacement
Removal Procedure
1. Remove the intake manifold. Refer to Intake Manifold Replacement See: Intake Manifold/Service and Repair/Intake Manifold Replacement.
2. Disconnect the engine harness electrical connector (1) from the oil pressure sensor.
3. DO NOT lift the valve lifter oil manifold by the electrical lead frame.