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.

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
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
Viewing 1 - 1 of 1 problem details
2005 Chevrolet Impala - 3.4L V6 70,000 mi,
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.