Camshaft Position Actuator Adjuster Removal

Special Tools 

EN-51148  Camshaft Holding Tool

For equivalent regional tools, refer to Special Tools .

1. Install the EN-51148  holding tool (1) to the camshafts and to the cylinder head.
   Fig 1: Identifying Camshaft Holder Bolts

   Courtesy of GENERAL MOTORS COMPANY
2. Tighten the middle bolt (3).
3. Tighten the 2 outer bolts (2, 4).
4. Remove the camshaft position actuator adjuster bolt (3).
   Fig 2: Intake Camshaft Position Actuator

   Courtesy of GENERAL MOTORS COMPANY
5. Remove the intake camshaft position actuator (1).
6. Remove the camshaft position actuator adjuster bolt (3).
   Fig 3: Exhaust Camshaft Position Actuator

   Courtesy of GENERAL MOTORS COMPANY
7. Remove the exhaust camshaft position actuator (2).