GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Oldsmobile
🢒
1998
🢒
Silhouette
🢒
Engine
🢒
Engine Mechanical - 3.1L and 3.4L
🢒 Valve Rocker Arm Cover Cleaning and Inspection
Remove the rubber grommets.
Clean the valve rocker arm cover.
Inspect the valve rocker arm cover for damage.
Replace the valve rocker arm cover if necessary.