Sierra 1500 4WD V8-4.8L (2007)
Lifter / Lash Adjuster: Service and Repair
Valve Lifter Oil Manifold Replacement
Valve Lifter Oil Manifold Replacement
Removal Procedure
1. Remove the intake manifold.
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.