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

Problem Description and Possible Solution

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.

Problem Data
RepairPal Verified
Average mileage: 70,000 (70,000–70,000)
Engine affected: 3.4L V6
2 model years affected: 2004, 2005
3 people reported this problem
Viewing 1 - 1 of 1 comments
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.