Removal Procedure
Courtesy of GENERAL MOTORS CORP.
- Remove the four fasteners from the engine cover (1).
- Remove the engine cover (1) from the engine.
Courtesy of GENERAL MOTORS CORP.
- Disconnect the PCV hose (1) from the PCV valve.
- Disconnect the PCV breather hose (2).
- Disconnect the EVAP hose (3).
- Swing the two PCV hoses and the EVAP hose away from the cylinder head.
Courtesy of GENERAL MOTORS CORP.
- Disconnect the electrical connector from the rocker arm oil control solenoid valve.
- Remove the fastener retaining the rocker arm oil control solenoid valve to the cylinder head.
- Remove the rocker arm oil control solenoid valve (1) and the O-ring (2) from the cylinder head.