Rocker Arm Assembly: Service and Repair

- TOOLS REQUIRED
- J-43655 Camshaft Sprocket Holding Tool

NOTICE: The service tool J-43655 must be used to remove one or both camshafts at the same time. The engine's crankshaft can not be rotated with the camshaft(s) removed.





The L61 engine camshafts, rocker arms, lash adjustments, valve springs, and seals can be serviced without removing the exhaust system, vibration damper, front mount, or front cover. The following procedure must be followed to prevent damage to the camshafts, lash adjusters, cylinder head, and lower timing chain guides.

REMOVAL





1. Remove camshaft(s). (Refer to "Camshaft Replacement In-Vehicle Removal".)
2. Remove rocker arms.





3. Remove lash adjusters.

INSTALLATION

1. Install lash adjusters.





2. Install rocker arms.





3. Install camshafts. (Refer to "Camshaft Replacement In-Vehicle Installation".)