Yukon XL 2500 4WD V8-6.0L VIN U (2005)
Valve Cover: Service and Repair
Valve Rocker Arm Cover Replacement (Right)
Valve Rocker Arm Cover Replacement - Right
Removal Procedure
1. Remove the engine sight shield, if required.
2. Remove the connector position assurance (CPA) lock (5).
3. Disconnect the main electrical connector (4) to the ignition coil wire harness.
4. Remove the harness clips (1).
5. Reposition the engine harness, if necessary.
6. Remove the spark plug wires from the ignition coils.
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Twist each plug wire 1/2 turn.
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Pull only on the boot in order to remove the wire from the ignition coil.
7. Reposition the surge tank/heater hoses from the heater hose bracket.
8. Remove the heater hose bracket nut and bracket.
9. Remove the ignition coil bracket studs.
