Car Problem Reports

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

Oldsmobile Alero Problem
9 Reports
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Model Years Affected: 2000, 2001, 2002, 2003, 2004

Engines Affected: 2.2L 4 Cylinder, 2.4L 4 Cylinder, 3.4L V6

Average Mileage: 165,500 mi (145,000 mi - 186,000 mi)


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.

  • Visitor, , 2.4L 4 Cylinder, 186,000 mi

    it was actually the oil pressure sensor that went badand shot out 2 quarts of oil in 4 minutes of driving.

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