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  1. Thread: rich on decel

    by BLeeBull
    Replies
    7
    Views
    1,089

    can you see it with this?

    can you see it with this?
  2. Thread: Map sensor

    by BLeeBull
    Replies
    7
    Views
    1,111

    I think my air intake tube is the issue. I put a...

    I think my air intake tube is the issue. I put a cone filter directly on the throttle body with the IAT stuffed inside the filter. It no longer feels like it "surges" at wide open throttle. Thanks...
  3. Thread: rich on decel

    by BLeeBull
    Replies
    7
    Views
    1,089

    I don't even know exactly what I should log so...

    I don't even know exactly what I should log so that someone can help.
  4. Thread: Map sensor

    by BLeeBull
    Replies
    7
    Views
    1,111

    If it is normal then it's normal I guess. Stupid...

    If it is normal then it's normal I guess. Stupid Question: what will the narrow band sensors tell me that the wide band can't? Just trying to learn.
    i understand you needing cylinder airmass and...
  5. Thread: rich on decel

    by BLeeBull
    Replies
    7
    Views
    1,089

    It is a mostly stock LQ9 running SD mild bowl...

    It is a mostly stock LQ9 running SD
    mild bowl and short side work and surfacing of heads
    10.75:1
    small cam comp ground me 222/226 113 +5 installed @108 ICL
    TBSS intake
    58 lb flex injectors
    1...
  6. Thread: Map sensor

    by BLeeBull
    Replies
    7
    Views
    1,111

    That was exactly the info I needed, thank you....

    That was exactly the info I needed, thank you. Here is the much smaller file. It is a short full throttle going up a slight hill.
  7. Thread: Map sensor

    by BLeeBull
    Replies
    7
    Views
    1,111

    Is the MAF completely removed? Full-time speed...

    Is the MAF completely removed? Full-time speed density? (tip: DO NOT log MAF channels if the MAF is not being used


    What is the air intake/airbox/filter setup? Is it creating a restriction? I...
  8. Replies
    1
    Views
    612

    proper etiquette

    Will someone kindly explain to me the proper procedure and etiquette to get help around here.
  9. Thread: Map sensor

    by BLeeBull
    Replies
    7
    Views
    1,111

    Map sensor

    I have a weird thing going on. a good example starts at about 19 minutes into the log file. As the RPM's climb at wide open throttle the map sensor fluctuates up and down at what seems to be on...
  10. Thread: rich on decel

    by BLeeBull
    Replies
    7
    Views
    1,089

    rich on decel

    My air fuel ratio goes really rich on decel right before fuel cutoff or at return to idle. Short log file, tune, and configuration file to see the A/F gauge. Looking for help or ideas.
  11. Thread: open loop

    by BLeeBull
    Replies
    2
    Views
    697

    well one issue is I posted the file that cost me...

    well one issue is I posted the file that cost me money. So here is the one it is running now that i messed with on the dyno. The injectors are a set of stock flex fuel 58lb. Sorry, here is what is...
  12. Thread: open loop

    by BLeeBull
    Replies
    2
    Views
    697

    open loop

    Is it common to tune to always run in open loop? I am working on such a tune. During tuning i found my best economy on the interstate is with an a/f ratio of about 16.5:1-17:1 and the chassis dyno...
  13. Replies
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    2,856

    i never clamed that you are a dumbass. My comment...

    i never clamed that you are a dumbass. My comment about engineers was a slam/dig on engineers (including myself I guess). I was pointing out that you answered a question much like engineers answer...
  14. Replies
    15
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    2,856

    So my guess is that the sensor I am using has a...

    So my guess is that the sensor I am using has a little less resolution on a NA application than a true 1 bar sensor. So unless I plan on driving about 6500 feet below sea level I really don't need...
  15. Replies
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    2,856

    Senior? Thanks for throwing my age in there...

    Senior? Thanks for throwing my age in there buddy. So I asked the question wrong. Again, what in any tune files or knowing what I am working on would have helped you answer my question? Here are my...
  16. Replies
    15
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    2,856

    There was nothing in my question that would...

    There was nothing in my question that would require any more info than what I originally gave. I ask how to scale a MAP and you want useless info instead because you had no idea what the answer is....
  17. Replies
    15
    Views
    2,856

    There was nothing in my question that would...

    There was nothing in my question that would require any more info than what I originally gave. I ask how to scale a MAP and you want useless info instead because you had no idea what the answer is....
  18. Replies
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    Views
    2,856

    Thank you again. I looked everywhere for info on...

    Thank you again. I looked everywhere for info on that sensor and came up short. So i scaled it like I would industrial sensors like I do in my day job. I ended up at 126.8 and .4. All the...
  19. Replies
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    2,856

    Thank you. I guess my new scaling was close.

    Thank you. I guess my new scaling was close.
  20. Replies
    15
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    2,856

    Engine is a 2004 LQ9 out of an escalade installed...

    Engine is a 2004 LQ9 out of an escalade installed in an older (1995) truck. 12644228 is the MAP. System does not have a seperate baro sensor. Baro seems to update when the key is turned on. If I...
  21. Replies
    15
    Views
    2,856

    weird Map sensor issue

    I looked everywhere for an answer but I really can't find one. In the middle of doing a SD tune on my truck I noticed something. I have a 12589161 VCM. Key on engine off my map sensor reads 4 volts...
  22. Thread: 4l65 tcc

    by BLeeBull
    Replies
    0
    Views
    641

    4l65 tcc

    When my fluid temp is below about 100F my torque converter clutch will apply whenever I go above about 40% throttle in all gears even when disabled in the tune. If I am cruising along below apply...
  23. Thread: 4l65 tcc

    by BLeeBull
    Replies
    0
    Views
    668

    4l65 tcc

    After tune, my 4l65 works flawless on shifting, TCC apply, shift points ect. Except when engine temp is below about 170. When below operating temp the converter is locked up in 2nd through 4th. It...
  24. Thread: 4l65 tcc

    by BLeeBull
    Replies
    0
    Views
    465

    4l65 tcc

    oops
  25. Thread: 4l65e slips

    by BLeeBull
    Replies
    1
    Views
    777

    4l65e slips

    Ok here it is. My transmission or converter clutch slips during light throttle steady state cruise. If I am rolling along at about 50 mph/2000rpm in overdrive and I slightly apply throttle (15-30%) ...
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