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  1. Thread: Colorado 2.8

    by Peasy
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    2
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    270

    Mine is a southern hemisphere model, there is...

    Mine is a southern hemisphere model, there is some stock files in the Repository.
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    133

    Capped Fuel Quantity

    I?m tuning my 2018 baby duramax and something is capping the fuel quality at 104mm3 the tables go up to 122mm3
    Has anyone got theirs to go above 104 I read on the EFILive forum that you can so I?m...
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    Hi GHuggins how did you get on with your timing...

    Hi GHuggins how did you get on with your timing changes in the end?
    I’m tuning my 2.8 at the moment and have done something similar to you with the timing.
    Did you continue to run that more...
  4. Thread: Timing at cruise

    by Peasy
    Replies
    0
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    183

    Timing at cruise

    I got a 2.8 Duramax but not much diesel talk in the 4 cylinder group so hope here can help.
    My stock tune is retarded as much as -6.5 deg in the low to mid rev range and I understand this is for...
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    TCC Apply/Release

    Hey what's the best rule for setting your TCC apply/release speeds, I see from my stock tune they have mostly set the apply speed lower than the commanded shift speed some are only 2kms lower and...
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    244

    Ok when I push reset nothing happens I thought it...

    Ok when I push reset nothing happens I thought it might say complete or something?
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    5
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    244

    Thanks 5FPD what’s the process with the reset, in...

    Thanks 5FPD what’s the process with the reset, in park key on?
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    244

    6L50 Shift Pressure help

    I have increased the torque of my 2.8 Duramax truck about 20% with the engine tune now I need to address the trans and I'm learning as I go.
    So I guess with this extra power I'm going to slip the...
  9. Thread: Colorado 2.8

    by Peasy
    Replies
    2
    Views
    270

    Colorado 2.8

    I?m new to tuning and learning on my 2.8 diesel, the base fueling tables go up to 120mm3 but the highest I can get is 105mm3 I got an increase from 98mm3 this was when I increased the engine and...
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    Colorado mode 1 is your normal mode not sure what...

    Colorado mode 1 is your normal mode not sure what mode 2 is but mode 3 is DPF regen don’t edit that and I think mode 4 is an engine braking mode or another DPF mode, I have only edited mode 1 and 2...
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    550

    If you look in the top right of your boost tables...

    If you look in the top right of your boost tables for low alt it’s 14.5 psi about sea level then med alt is something like 13.x and high will be something like 11.x psi so the google atmospheric...
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    2.8 Duramax Timing

    Has anyone played with their SOI timing for cruising and mid range the 2.8 is retarded to -6.5 deg in this area.
    I know NOX and engine noise will increase if advanced but fuel economy should...
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    625

    So my whole channel line disappears when I press...

    So my whole channel line disappears when I press record is this what happens to you.
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