Valve Rocker Arms Cleaning and Inspection

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

Inspect the camshaft follower roller (1) for the following:
- Flat spots
- Excessive scoring and pitting
- Ensure the roller spins freely
Inspect the camshaft follower valve tip area (2).
Inspect the camshaft follower stationary hydraulic lash adjuster (SHLA) pivot area (3).
Replace the camshaft follower or followers as necessary.

Fig 1: Checking Follower Roller
Courtesy of GENERAL MOTORS CORP.