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  1. Thread: Just reading

    by Custom 68
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    161

    You can possibly use your phone as a hot spot if...

    You can possibly use your phone as a hot spot if you can't get close to wifi. It doesn't take much and once you do it you wont need to do it again for that vehicle.
    Dave
  2. Thanks for that reassurance. that made sense to...

    Thanks for that reassurance. that made sense to me but there are so many tabs, fields and charts to change I just wanted to confirm.
    Dave
  3. VE coefficients under speed density changing when tuning VVE?

    Hi all, I was comparing my original tune to that of my attempt to tune the VVE table. I found under engine\airflow\speed density the VE Coefficients have changed after I changed my VVE table. This...
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    Thank you for that. I am using fuel trims for...

    Thank you for that. I am using fuel trims for this part throttle tuning. It just seemed strange to have a difference in the two charts depending on how I filtered them. My charts look good and am...
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    Scan filters for MAF and VVE tuning

    Hi all. I've looked around the other gen 3 and 4 posts too plus my notes rom my gen 3 tuning and seem to remember about filtering the data. The how-to posts didn't give me a definite answer. I have...
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    Since he had referred to them if they didn't get...

    Since he had referred to them if they didn't get reset if it would give him some false info. Just a thought
    Dave
  7. Replies
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    349

    The gen 5 tuning is all new to me so this may be...

    The gen 5 tuning is all new to me so this may be a silly question. Do you need to rest the ltft after the new tune is written? I didn't know how quickly they will repopulate.
  8. I've been fortunate to keep my truck. I've had...

    I've been fortunate to keep my truck. I've had her over 30 years. I guess that kinda tells my age lol. I did the gen 3 swap about 13 years ago before it became so mainstream to do. So at first I...
  9. Thank you IARLLC. I have read lots of your posts...

    Thank you IARLLC. I have read lots of your posts thank you for the great info. You and several others are great assets to this forum. I had looked as well and didn’t see any difference either....
  10. I am working to understand the VVT timing retard...

    I am working to understand the VVT timing retard in that "EGR" area. The retard is pretty steep as you all know in the low area, it appears that the 2014 and maybe 15 doesn't have as much of the...
  11. Thank you, I will do some comparing. I am gonna...

    Thank you, I will do some comparing. I am gonna expect they are the same but now I will know.
    Dave
  12. looking for 2017ish Yukon Denali 6.2 Stock tune for comparision

    I am working on my 2017 Sierra Denali 6.2 and have found reference to compare some parts in my tune to that in a Yukon. I don't know what all years but maybe 16 -17? If you have a stock tune I...
  13. No, I have not written any tune to my truck yet. ...

    No, I have not written any tune to my truck yet. I was still researching but that one seems easy enough to give it a try. I did put it in "manual" and gear 7 this keeps it from going into AFM and...
  14. Thanks for that, I will certainly keep that in...

    Thanks for that, I will certainly keep that in mind. Like I had said it seems mine is all working together nicely. I have heard some are bad and then stories like you post that the tune makes them...
  15. Thanks Kevin, I have had GM do the flush to the...

    Thanks Kevin, I have had GM do the flush to the new fluid and at that time they updated the TCM.
    I really can't complain i like the transmission. The only think I really find odd is that 1-2...
  16. Perfect then I will jump in so to speak. Ok a...

    Perfect then I will jump in so to speak. Ok a slow touch my toe in jump but you know. I have not had this truck long and the only issue seems to be when idling around in a parking lot it will...
  17. Thanks Ben, a lot of what I have bookmarked has...

    Thanks Ben, a lot of what I have bookmarked has your name all over it... Ha. At one point I got to questioning with all I have read. I just wanted to confirm before I dropped the money to unlock...
  18. tuning engine only (ecm) and not unlocking transmission (tcm) 2017 is this ok?

    Like the title says I have read tons of posts and believe I understand I can unlock and tune only the engine portion and since the tcm is separate I don't need to send it off to be unlocked? I just...
  19. Thanks guys, I have not done any mods to this...

    Thanks guys, I have not done any mods to this other than installing a catch can but I wouldn't count that... I've only had this a month so I am still learning about it but it seems peppy being the...
  20. This truck is all stock and don't have any plans...

    This truck is all stock and don't have any plans to change that but the more I read on here the more issues seem to come up regarding VVE tuning. It seems to be tied to the boundary zones. It seems...
  21. I had used this post...

    I had used this post https://forum.hptuners.com/showthread.php?55825-HOW-TO-Setting-up-Fuel-Trim-Graph-in-VCM-Scanner-V3-on-Virtual-VE-Vehicles
    for my setup so kudos and many thanks to schpenxel for...
  22. 2017 Sierra 6.2 VVE start of tuning questions

    Hi all, I on and off tune my stuff and helped a couple local friends out so I only dabble in this but it has been gen 3 stuff and as noted the gen 5 is much different. I am reading and learning. I...
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    I guess I missed that in teh segment list and if...

    I guess I missed that in teh segment list and if I saw it I probably would not have even thought to swap that.
    So that said Is this what is telling the trans when to shift? Even tho my speed...
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    here is the screen shot

    here is the screen shot
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    As I have read some more (reading is good) I see...

    As I have read some more (reading is good) I see under the speedometer tab and calibration there is the hardware column My VSS in that setting is 17 what I have seen in others it is 40 with the 4l80,...
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