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Thread: ls swap...tune no start

  1. #1
    Tuner in Training
    Join Date
    Apr 2019
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    14

    ls swap...tune no start

    Spent last couple of days getting the wiring done in engine bay. Grounded good. Fuel pressure good. All fluids good. First crank. Fuses good. Battery good.
    I wrote tune (from tuner), turns over but does not fire up. Can't get hold of tuner today, double check my wires, look fine. I've done swap before, but had vvt delete with btr stage 3 on this motor (btr vvt delete kit), ly6, new build.
    Attaching tune file. Wondering where to go now...
    Attached Files Attached Files

  2. #2
    Tuning Addict 5FDP's Avatar
    Join Date
    May 2012
    Location
    Rogers, MN
    Posts
    13,565
    The camshaft selection under the variable camshaft tab still says "one" like it has a VVT camshaft installed. Set it to none if you removed it. Hopefully you installed a non VVT front cover as well.

    A log file is going to be more helpful here.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  3. #3
    Tuner in Training
    Join Date
    Apr 2019
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    14
    I noticed that also, will change in the tune, and get logs...

  4. #4
    Tuner in Training
    Join Date
    Apr 2019
    Posts
    14
    ok, rookie mistake. Did write entire, fired up. No changes to tune. Emailed my tuner, will address vvt delete. thanks all