Oil Pump Drive O-ring May Leak Oil From Rear of Engine on Chevrolet Impala

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: 70,000 (70,000–70,000)
Engine affected: 3.4L V6
2 model years affected: 2004, 2005
3 people reported this problem
1 person shared problem details
2005 Chevrolet Impala- 3.4L V670,000
O ring leaked oil. I don't know as I don't understand car mechanics but it did leak. It was repaired and everything is fine now.
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