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Thread: Oil pump

  1. #1
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    Default Oil pump

    Pressure fluctuates from 20 psi to 55 psi. While driving at normal speeds. 10 to 65, why?

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    Member LLC5's Avatar
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    Quote Originally Posted by 89 corvette View Post
    Pressure fluctuates from 20 psi to 55 psi. While driving at normal speeds. 10 to 65, why?


    It needs to be diagnosed properly. Start with a manual pressure gauge installed and check the readings.
    Master Technician

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