Chevrolet Forum - Chevy Enthusiasts Forums - 5.3 liter Lh8 low oil pressure at filter

Chevrolet Forum - Chevy Enthusiasts Forums (https://chevroletforum.com/forum/)

- Dealer Feedback (https://chevroletforum.com/forum/dealer-feedback-89/)

- - 5.3 liter Lh8 low oil pressure at filter (https://chevroletforum.com/forum/dealer-feedback-89/5-3-liter-lh8-low-oil-pressure-filter-114136/)

lmerlino2011

September 2nd, 2023 9:38 AM

5.3 liter Lh8 low oil pressure at filter

i have a 2008 hummer h3 alpha, 5.3 liter rpo LH8. have low oil pressure, testing at oil filter location. new oil pump and pick up tube o-ring. according to lubrication description in si, i am checking directly from oil pump before it goes through engine, not making sense. wish bone- oil direction plug in block. any help be appreciated.

Rednucleus

September 2nd, 2023 9:54 AM

Welcome! How many miles and what's the pressure you are seeing at idle and at highway speeds?

lmerlino2011

September 2nd, 2023 10:00 AM

Oil pressure

Quote:

Originally Posted by Rednucleus (Post 494303)

Welcome! How many miles and what's the pressure you are seeing at idle and at highway speeds?

hot idle below 10 psi, testing at oil filter directly from pump

All times are GMT -5. The time now is 3:34 AM.