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Shannon Martin
Shannon Martin, ASE Certified Master Technician
Category: Chevy
Satisfied Customers: 587
Experience:  over 20 years as a line technician both asian and domestic.
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normal oil pressure reading on the dash gauge?..be fluctuating a lot

Resolved Question:

What is the normal oil pressure reading on the dash gauge? Mine seems to be fluctuating a lot, and reads from 20-45psi.
Submitted: 3 years ago.
Category: Chevy
Expert:  Shannon Martin replied 3 years ago.

Shannon Martin :

hi i am shannon i will help on this issue.

Shannon Martin :

pressure dependes on oil temp, rpm, and engine wear

Shannon Martin :

but normaly its 20 psi at idle riseing to 45 psi at 2500 rpm.

Shannon Martin :

there is a old ruel for oil pressure min its 5 psi per 1000 rpm

Shannon Martin :

if the pressure drops verry low at idle but rises ok with rpm you could have a stuck oil pressure relife valve

Shannon Martin :

you may need to test the pressure with a mechcanal gauge to be sure it not the sender or gauge that is failty

Expert:  Shannon Martin replied 3 years ago.
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Expert:  Shannon Martin replied 3 years ago.
if you have any questions or more info to shear then please use the box below to respond if the info i provided answered your question then please press the ACCEPT button and i will thank you now. shannon
Customer: replied 3 years ago.
Ok. I'll check this. Where is the port for checking with a mech gauge?
Expert:  Shannon Martin replied 3 years ago.

you must remove the oil pressure sender i,ll try to get you a picture. be right back

 

 

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Shannon Martin, ASE Certified Master Technician
Category: Chevy
Satisfied Customers: 587
Experience: over 20 years as a line technician both asian and domestic.
Shannon Martin and 9 other Chevy Specialists are ready to help you
Expert:  Shannon Martin replied 3 years ago.
if the info i provided answered your question then please press the ACCEPT button i will still answer on this issue. thanks shannon

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