Oil Pump Drive O-ring May Leak Oil From Rear of Engine on Buick Rendezvous

Submitted by Vehicle Owner · May 29, 2025
Published by RepairPal

Problem overview

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.

5 people reported this problem
1 comment
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Buick Rendezvous vehicles with this problem

Average mileage: 170,000 miles
(170,000 - 170,000)

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