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Type: Posts; User: C50/L5PDuramax

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  1. Gm ls3/480 controller with 4l65 controller wont shift out of first gear

    Just installed gm ls3 engine controller kit 19354332with connect and cruse controller for 4l65 transmission 19302405 trans wont shift out of first gear. I have 1st and reverse with tcm connected good...
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    3,179

    did you ever get a vats delete answer for your...

    did you ever get a vats delete answer for your retrofit? doing a L5P swap myself in old chevy truck
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    L5P Duramax swap

    swapping a L5P into 1970 C/50 do i need to have ecm unlocked first before i can delete vats?
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