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Forum: Tuning

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  1. Lightbulb 4.8 to a 5.3 swap.

    2003 silverado w/4.8 and a manual 5 spd. 2wd. I'm installing a rebuilt 5.3 w/ a size above stock Howards cam. Will I need to tune my computer or will...

    Started by bdeboyes@ec.rr.com‎, 01-28-2017 03:09 PM
    • Replies: 3
    • Views: 1,082
    02-09-2017, 02:47 PM Go to last post
  2. Any Benefit to Changing the Tune on our 2004 GMC Yukon?

    Is there any reason to mess with the tune on our 2004 Yukon if the 5.3 engine has no modifications and never will? It runs fine, but could it run...

    Started by lovesdunes‎, 04-28-2015 10:23 AM
    • Replies: 3
    • Views: 1,730
    01-04-2017, 09:18 PM Go to last post
  3. Obd-m.....

    Ok so here is a random question. Not sure if anybody would even know about this but I figured if anyone, Allen would have some kind of input on the...

    Started by kewljay223‎, 09-15-2016 12:38 AM
    • Replies: 1
    • Views: 521
    09-22-2016, 08:43 AM Go to last post
  4. 4.8/4l60e to 4.8/4l80e tune

    Anyone know how to use efi live to merge two different transmission sections? I have an 03 lq9/4l80e PCM I was going to plug into my truck to copy...

    Started by badseed91‎, 03-02-2016 05:58 PM
    • Replies: 0
    • Views: 1,151
    03-02-2016, 05:58 PM Go to last post
  5. Need to find tuner in Houston area

    Need Houston area tuner

    Started by Ls6z71‎, 10-06-2015 09:18 PM
    • Replies: 5
    • Views: 2,610
    10-27-2015, 11:08 AM Go to last post
  6. Anybody have a good tune LS stroker?

    , LM7 3.905 bore Aries forged pistons Eagle steel 383 crank and rods balanced , GM Hot cam and Z06 springs ! Using a Jet DST just thought I'd ask...

    Started by Hdmanroy‎, 09-04-2015 06:41 PM
    • Replies: 0
    • Views: 1,177
    09-04-2015, 06:41 PM Go to last post
  7. 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: 1,404
    08-17-2015, 09:36 AM Go to last post
  8. 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: 600
    08-06-2015, 11:15 AM Go to last post
  9. 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: 1,086
    07-10-2015, 03:00 PM Go to last post
  10. 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: 1,593
    06-12-2015, 08:39 AM Go to last post
  11. 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: 859
    04-29-2015, 06:40 AM Go to last post
  12. 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: 1,333
    04-21-2015, 01:34 PM Go to last post
  13. 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: 2,051
    02-17-2015, 05:41 PM Go to last post
  14. Anyone in Mesa AZ with HP Tuners or EFI Live

    Hey everyone, just seeing if anyone local is able to or wants to do some tuning. I have a prerunner that is getting a 4.8 5 speed transferred from...

    Started by longtravel01‎, 02-07-2015 12:18 AM
    • Replies: 2
    • Views: 907
    02-14-2015, 12:36 AM Go to last post
  15. 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: 552
    02-05-2015, 08:57 PM Go to last post
  16. 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: 1,780
    10-30-2014, 11:59 PM Go to last post
  17. 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: 1,123
    09-04-2014, 09:09 PM Go to last post
  18. 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: 2,574
    08-31-2014, 06:24 PM Go to last post
  19. 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: 2,145
    08-30-2014, 08:54 PM Go to last post
  20. 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: 1,383
    08-25-2014, 08:18 PM Go to last post

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