Case Cover Components: Notes
WARNING: This page does not describe the selected car, but rather 43 other vehicles, including the 2003 Pontiac Montana, 2003 Pontiac Grand Prix, 2003 Pontiac Bonneville, 2003 Pontiac Aztek, and 2003 Oldsmobile Silhouette. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Valve springs can be tightly compressed. Use care when removing retainers and plugs.
NOTE:
DO NOT remove any bore plugs unless inspection indicates replacement is necessary.