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Forum: Tuning

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  1. Tuning fix gauges?

    Hey guys I swaped a 2004 ls5.3 and a 2005 4l65e into a 1998 GMC Sierra 4x4 with the Lextech pin out. My speedo, alternator, and oil pressure gauges...

    Started by 209lsswap‎, 08-16-2015 05:41 PM
    • Replies: 1
    • Views: 5,038
    08-17-2015, 09:36 AM Go to last post
  2. 5.3 ECU to control 5.3/4l80 or, 6.0 ECU to control 5.3/ 4l80e...Thoughts?

    I'm swapping a 5.3l/4l80e into a '72 C10. Currently I have the 2005 VIN "Z" L59 5.3l/Harness/Computer etc, which is built to control the 4l60e. I...

    Started by mercrising‎, 08-06-2015 11:15 AM
    • Replies: 0
    • Views: 2,915
    08-06-2015, 11:15 AM Go to last post
  3. 411 as a TCM?

    Would it be possible to use a 0411 as a standalone tcm? Aftermarket TCM's can be spendy but an 0411 can be had for about $50. The 6.5 diesel died on...

    Started by Skylark‎, 07-07-2015 12:28 PM
    • Replies: 5
    • Views: 3,703
    07-10-2015, 03:00 PM Go to last post
  4. 5.3 L33 to 6.0 LQ9 Swap - Wideband 02 sensors?

    Hi everyone! I am currently doing a 6.0L swap and I am wondering if I should run a wideband 02 sensor on a naturally aspirated engine. I am new to...

    Started by CammedZ71‎, 06-09-2015 02:29 PM
    • Replies: 2
    • Views: 4,390
    06-12-2015, 08:39 AM Go to last post
  5. i bought what i thought was siemen dekas turned out to be tre performance 80lbs injet

    Anyone have any clue how bad these are I'm tuning it pretty soon and if they are bad I will send back just need a opinion please help

    Started by Fatnasty91‎, 04-23-2015 09:14 PM
    • Replies: 3
    • Views: 3,115
    04-29-2015, 06:40 AM Go to last post
  6. OBS With LQ4 & 411 PCM Gas Gauge Fix

    I cant find this anywhere. I am using HPTUNERS and have the setup in the title. I cant figure this out. I know it can be done with HPTuners. ...

    Started by capricefrk013‎, 02-26-2015 06:18 PM
    • Replies: 5
    • Views: 4,614
    04-21-2015, 01:34 PM Go to last post
  7. Farmtruc, help needed

    Allen, I ended up swapping in a 2004 lq4 into my truck because the 4.8 had a bad castech head on it, so i had yall do a retune to run the 6.0. Well,...

    Started by mopower440‎, 02-15-2015 01:36 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 8,852
    02-17-2015, 05:41 PM Go to last post
  8. Can a 411 do it?

    I know that a 411 can control electric fans based on engine temperature. Can it also control an output based on IAT's? I'm considering water meth...

    Started by Skylark‎, 02-05-2015 08:05 PM
    • Replies: 1
    • Views: 1,919
    02-05-2015, 08:57 PM Go to last post
  9. my new nelson tune..

    Its awesome!!!! Finally, this big truck/small engine combo doesnt feel like a turd anymore! I got the 89/91 tune and had 100% torque management...

    Started by mopower440‎, 08-13-2014 06:46 PM
    • Replies: 1
    • Views: 3,597
    10-30-2014, 11:59 PM Go to last post
  10. 01 lq4 from awd to 2wd computer

    Doed anyone know what i need to do when changing from an awd trans out of a denali yukon to a 2wd from a c1500. I am putting this in a 98 tahoe and...

    Started by altereddezignz‎, 09-04-2014 04:33 PM
    • Replies: 2
    • Views: 2,299
    09-04-2014, 09:09 PM Go to last post
  11. Nelson Tune Issue

    I received my Nelson tune for my 2000 GMC yesterday and worked on it from 6-11:30 last night and could not get rid of the PO1631 which is wrong theft...

    Started by BLK2000GMC‎, 08-26-2014 08:32 PM
    • Replies: 4
    • Views: 3,981
    08-31-2014, 06:24 PM Go to last post
  12. Adding Cats back on truck...Need to change tune?

    I bought my 02 sierra a few months ago. Since buying it I had the engine rebuilt to the same specs as before, however I have added catalytic...

    Started by AZ02‎, 08-25-2014 09:43 PM
    • Replies: 2
    • Views: 3,341
    08-30-2014, 08:54 PM Go to last post
  13. HpTuners a4 to m6 file needed

    I did a 5.3/t56 swap on my truck and am using an fbody sample file but it's using the auto trans. From my understanding I need the m6 file and...

    Started by laidflat‎, 08-24-2014 10:57 PM
    • Replies: 2
    • Views: 2,909
    08-25-2014, 08:18 PM Go to last post
  14. farmtruc

    Between these 2 tunes, what would be more power: a single 89 octane tune OR a dual 89-91 octane tune? I have a 91 tune now, if I. Stepped down to a...

    Started by mopower440‎, 08-05-2014 06:59 AM
    2 Pages
    1 2
    • Replies: 10
    • Views: 5,410
    08-06-2014, 01:05 PM Go to last post
  15. nelson tune question

    First i have a 1999 silverado with 4.8. I want to order a tune. They say the 1999 trucks had a crappy pcm as it was slow. If i order a tuned PCM from...

    Started by mopower440‎, 07-23-2014 08:38 AM
    2 Pages
    1 2
    • Replies: 10
    • Views: 5,260
    07-28-2014, 12:14 PM Go to last post
  16. Crank Relearn

    Had the Crank Position Relearn light come on. I have a Nelson tune and I was wondering if someone with EFI or HP could do the relearn with the PCM...

    Started by SShanks‎, 06-28-2014 02:11 PM
    • Replies: 6
    • Views: 2,554
    06-28-2014, 08:09 PM Go to last post
  17. starting to tweak my existing tune

    can someone take a look at my log and hpt file and point me in the right direction? Im new to tuning and have been away from the site for a while. id...

    Started by SNEEKY‎, 06-11-2014 04:10 PM
    • Replies: 0
    • Views: 1,710
    06-11-2014, 04:10 PM Go to last post
  18. Finally starting to tune my truck any help would be great

    So I always have used NP for my tunes but with the new setup and being so far away from san antonio getting a live tune is pretty much out of the...

    Started by Botlfed‎, 06-02-2014 10:45 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 8,202
    06-08-2014, 10:20 PM Go to last post
  19. VE's are good, runs fine in OL, trims WAY too much fuel in CL, even with new O2's

    it's safe to say that i'm completely stumped as to why my 6.0 runs fine when going straight off the VE tables, but goes stupidly lean as soon as it...

    Started by rumblebox‎, 02-14-2014 04:16 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 4,372
    06-07-2014, 10:55 AM Go to last post
  20. Any reason NOT to buy a PLX DM-6 wideband

    I was going to buy the tried and true innovate lc-1 with a gauge. I have had them in the past and they do the job well. A friend of mine has an PLX...

    Started by Chevydillan‎, 05-16-2014 10:07 AM
    • Replies: 8
    • Views: 3,192
    05-21-2014, 10:30 AM Go to last post

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