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Thread: 4.3 to 5.3 swap

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  1. #1
    i figured id have to get that stuff from a 4.8 what im worried about is the wiring?

  2. #2
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    I can't recall any transmission hookups on a 5 speed going to the PCM other than a clutch pedal position switch.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

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