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Originally Posted by GreenJeanz
I have a 95 chevy 1500 with the 5.7 with 187,000 miles on the motor. Cold start the oil pressuer is at 60 and when the truck warms up it drops like it should but is it droping to far? Sitting at a stop light the pressure jumps between 15 and 20 is that ok. If not can someone help
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when cold in winter you should see 80psi, on start..then pressure at operating temp should be 40-45psi...this is normal....
15-20 psi is not below min spec...but not normal...check with a pressure gauge and it is most likely the sender...out of cal..