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Type: Posts; User: Kansas T

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    I think there's something else wrong. I've never...

    I think there's something else wrong. I've never had a free flowing exhaust system cause an EGR code. It may be getting pushed open with high boost pressure.

    When I disabled the EGR on my 06,...
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    2,986

    Lots of good info here: ...

    Lots of good info here: http://www.hptuners.com/forum/showthread.php?36318-Idle-Tuning-How-To-amp-Guide-%28w-pictures%29
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    The LLY tune lists 3300 rpm, but the LBZ tune...

    The LLY tune lists 3300 rpm, but the LBZ tune lists 3250 instead. Not much difference, but it made a direct copy a little more difficult. I double checked the boost tables and its set up like I...
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    3,997

    Good catch, this is no longer stock LBZ tuning. ...

    Good catch, this is no longer stock LBZ tuning. I drove with the stock LBZ programming several months before making the changes for additional power that are in the tune I posted. I was having...
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    Every LBZ file I found in the repository showed a...

    Every LBZ file I found in the repository showed a different OS than my LLY, so that's why I thought they were different. I also noticed some of the tables had different ranges than mine, which made...
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    06 LLY to LBZ reprogram?

    I would like to update my 06 LLY to the LBZ OS. From what I've read, hptuners can't do this for a diesel, so I'll have to do it at the dealership. I work for a GM dealer, so that's not a problem. ...
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    If the 4lo input is only used to correct the...

    If the 4lo input is only used to correct the shift points based on having the speed sensor after after the transfer case, then having the speed sensor before the transfer case should mean that no 4lo...
  8. Thread: Balance Rates

    by Kansas T
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    3,654

    I work for a GM dealer, so I use the "fancy...

    I work for a GM dealer, so I use the "fancy tool." Its nothing more than 4 graduated cylinders, hoses, and adapters to connect to the injector return port.
  9. Thread: Balance Rates

    by Kansas T
    Replies
    4
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    3,654

    Balance rates are trying to even out the engine...

    Balance rates are trying to even out the engine rpm to give a smoother idle. If there is a weak cylinder (low compression), it may also cause the balance rates to be off. I have rarely seen the...
  10. With different software I've logged acceleration...

    With different software I've logged acceleration in mph/second. After a few logs you'll see a pattern in how many mph you gain per second and if it jumps higher than normal, your spinning your tires.
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