Oil leaks

Asked by EYoho Sep 28, 2018 at 01:35 PM about the 2001 Pontiac Bonneville SE

Question type: Maintenance & Repair

Where could oil be coming from on the back of the
motor it's above the oil pan but it's a steady drip
while it is running.

1 Answer
101,635

KenF answered 5 years ago

Rear main seal, back of the valve cover, oil sensor or oil sending unit, or distributor shaft o ring. (the dummy shaft that drives oil pump.) The o ring gets brittle and lets oil leak through.

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