How to do a manual oil presure check?

2001 CHEVROLET S-10
108,000 MILES
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DILL-11
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The oil presure guage reads 40 to 45 psi but the driver side vavle are chattering but not all.Would that be bad lifters or bad pump? How do i do a manual oil presure check?
Apr 27, 2012 at 7:11 PM
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FIXITMR
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generally remove oil pressure sensor and connect gauge.
Apr 27, 2012 at 7:17 PM
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DILL-11
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Where is the oil presure sensor located?Also do you think it needs lifters or oil punp?
Apr 27, 2012 at 9:21 PM
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FIXITMR
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what oil ya runnin? lifters/rockers could be bad, sometimes an additive like LUCAS oil stabilizer quiets them up.
Apr 28, 2012 at 3:27 AM
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DILL-11
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I am useing 5w30 what is recomended show i use another weight?
Apr 28, 2012 at 2:43 PM
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FIXITMR
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i would try 10w40 and lucas.
Apr 28, 2012 at 6:25 PM