Inspection Procedure
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.
Important:
The internal parts of the oil pump are not serviced separately. If wear or damage is noted, replace the entire pump assembly.
- Inspect the housing (1) and the cover (7) for cracks, scoring, casting imperfections, and damaged threads.
- Inspect the gerotor gears (5, 6) for chipping, galling or excessive wear.
- Inspect the pressure relief valve components (2-4) for embedded particles and/or damage.