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Thread: LBZ log and fuel limiting

  1. #1
    Lifetime Member killerbee's Avatar
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    Default LBZ log and fuel limiting

    Here is a typical log of an LBZ (stock tune) I decided to work on. Just doing some learning right now. I am having trouble tracking where the fuel is being limited. Torque limited? Specific table?

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    Michael, Systems Engineer 04.5 D-max LLY, Phoenix, Arizona Email
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  2. #2
    Lifetime Member LBZoom's Avatar
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    It's not in the Tranny torque tables by chance is it? I'm at work and don't have access to my laptop to get the specific table number for you sorry. What about IAT limiting? Just throwing ideas out...
    Peace Through Torque

    Punisher Performance DSP5 Tuning, PPE Dual CP3's, 68mm Fleece Cheetah, Punisher Built trans w/ Suncoast Parts, Airdog 165, SoCal 100% Overs, ARP Studs

    2013 NHRDA Sportsman World Champion

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  3. #3
    Lifetime Member killerbee's Avatar
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    Thanks for the reply. I will look at those. I will disable TCM in
    B1130 and see if that helps.
    Michael, Systems Engineer 04.5 D-max LLY, Phoenix, Arizona Email
    Custom Tuning Services
    DURAMAX/CUMMINS ECM's TCM's for sale, all years, 20% wholesale discount available
    EFILive's first VGT "Software Wastegate Tune"

  4. #4
    Lifetime Member LBZoom's Avatar
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    No problem, If you'd like a tune of mine that isn't limited and will put out 120mm3 of fuel just to compare some tables with yours just PM me.
    Peace Through Torque

    Punisher Performance DSP5 Tuning, PPE Dual CP3's, 68mm Fleece Cheetah, Punisher Built trans w/ Suncoast Parts, Airdog 165, SoCal 100% Overs, ARP Studs

    2013 NHRDA Sportsman World Champion

    www.PunisherPerformance.com

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    Take a look at D5197
    '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

  6. #6
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    Yeah i might look at the IAT, also...
    '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

  7. #7
    Lifetime Member killerbee's Avatar
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    B1122

    The vertical axis is torque limiting "factor". Can someone describe where these values are derived?
    Michael, Systems Engineer 04.5 D-max LLY, Phoenix, Arizona Email
    Custom Tuning Services
    DURAMAX/CUMMINS ECM's TCM's for sale, all years, 20% wholesale discount available
    EFILive's first VGT "Software Wastegate Tune"

  8. #8
    Lifetime Member killerbee's Avatar
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    Quote Originally Posted by bballer182 View Post
    Take a look at D5197
    I don't have that one. Is it new?
    Michael, Systems Engineer 04.5 D-max LLY, Phoenix, Arizona Email
    Custom Tuning Services
    DURAMAX/CUMMINS ECM's TCM's for sale, all years, 20% wholesale discount available
    EFILive's first VGT "Software Wastegate Tune"

  9. #9
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    Quote Originally Posted by killerbee View Post
    B1122

    The vertical axis is torque limiting "factor". Can someone describe where these values are derived?
    I would bet that the engineers at GM probably derived them....


    Um, yeah, anyways that can be a limiting table if not opened up a little bit.
    '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

  10. #10
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    Quote Originally Posted by killerbee View Post
    I don't have that one. Is it new?
    tranny tune. 6 speed. sorry.
    '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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