Oil Pump Drive O-ring May Leak Oil From Rear of Engine on Oldsmobile Silhouette

An engine oil leak may develop from the rear of the engine. This is commonly caused by a failed oil pump drive o-ring seal. The leaking o-ring should be replaced to correct this concern.

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Average mileage: 86,770 (22,674–150,867)
Engine affected: 3.4L V6
9 model years affected: 1996, 1997, 1998, 1999, more2000, 2001, 2002, 2003, 2004
11 people reported this problem
2 people shared problem details
2002 Oldsmobile Silhouette- 3.4L V622,674
oil just flow out the minute you put it in.warning light comes on low oil pressure....
2004 Oldsmobile Silhouette- 3.4L V6150,867
oil leaking from rare of engine add oil quart every 3 wks.
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