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Mike S.
Mike S., Chevy Mechanic
Category: Chevy
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Experience:  ASE Certified Master Technician
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What is the normal oil pressure on a 99 chevy suburban with

Customer Question

What is the normal oil pressure on a 99 chevy suburban with a 454 engine. Idle is 40 psi but driven it goes up to 70-75
Submitted: 1 year ago.
Category: Chevy
Expert:  Mike S. replied 1 year ago.
It should be, with the engine warm, 10 psi with at 600 rpm and 25 psi at 2,000 rpm.
Expert:  Mike S. replied 1 year ago.
I would change the oil filter to a AC Delco and check the oil pressure again.
Either a short oil filter PF454 or the longer one PF1218.

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