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Thread: 5.3 Vapor Lock? or relay help

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  1. #1
    Join Date
    Aug 2011
    Posts
    5
    check your fuel pressure sounds like a bad fuel pump . or low voltage at the fuel pump check your connections to

  2. #2
    Join Date
    Dec 2007
    Location
    Wyoming
    Posts
    12
    I will verify that the wires and ground are ok to the fuel pump. I am going to drive it for a few days in town to see if it happens again.
    1969 Toyota Fj40, 2001 Chevy 5.3 Drive by Wire, NV4500. Build site at http://toysandbox.com

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