Yukon XL 2500 2WD V8-8.1L VIN G (2004)
Valve Cover: Service and Repair
Valve Rocker Arm Cover Replacement (Left)
Valve Rocker Arm Cover Replacement - Left
Removal Procedure
1. Remove the engine sight shield. Refer to Engine Sight Shield Replacement.
2. Remove the Connector Position Assurance (CPA) retainer from the ignition coil electrical connector.
3. Disconnect the ignition cold harness electrical connector (4).
Important: Twist the spark plug boot one-half turn in order to release the boot. Pull on the spark plug boot only. Do not pull on the spark plug wire
or the wire could be damaged.
4. Remove the spark plug wires from the spark plugs and ignition coils.
