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Thread: LMM wont start after flash

  1. #1
    Junior Member
    Join Date
    Oct 2007
    Posts
    11

    Default LMM wont start after flash

    I installed a dsp5 switch today, the full flash to the dsp5 went fine the truck started and ran fine. It threw two codes related to the DPF I believe so I changed some DTCs in the tune and flashed the tune back in. When I went to start it the truck just clicks and all the lights flicker like it has a dead battery, I put a charger on it the batteries are fine.

    Ive tried several flashs and a full flash bakc to stock and its still doing the same thing.

    8594 operating system

    Any ideas?

  2. #2
    Lifetime Member
    Join Date
    Jan 2008
    Posts
    1,169

    Default

    thats odd...

    try unhooking both batteries and letting it sit for a few mins.
    '07 TBSS, LS2, T42, 3SS, Black on Black on Black, Pretty much stock at the moment. EFILive will fix that

    '06 LBZ/Allison 6speed, EC, LB, 1LT, Leather
    Current Mods: EFI Live/ PTO High Idle Mod/ Factory Exhaust Brake / BD Full Bore/ TransGo Jr./ TTS Twin Lift Pumps/ MBRP 4" turbo back/ Custom air box mod/ BullyDog Outlook Monitor

    465hp/1008tq---7/25/09---Dyno Day Fast Specialties Tuning by ME

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