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  1. has there been any release on tuning the 2zz ecu yet?

    Searched a few old posts but was curious if there was any work on unlocking and tuning the 2zz in the Pontiac vibes 1st and 2nd gen by chance?
  2. mani01 what is the version you're using in HP...

    mani01 what is the version you're using in HP tuners? also fwiw, after I updated to the fixed version, and after a few months I went and upgraded to the 0411 OS pcm to prevent any further issues.
  3. Thread: tuning LS4

    by fst100
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    that's what it shows as stock in his pcm. I...

    that's what it shows as stock in his pcm.
    I gotta invest in getting a portable wideband with the attachment that clings to the tail pipe.
    regarding the HO table, I lowered the timing by 2 degrees...
  4. Thread: tuning LS4

    by fst100
    Replies
    2
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    216

    tuning LS4

    I'm currently helping a local tune his 06 impala ss ls4. I have dabbed in mainly fbodies and looking at the ls4 setup theres tons of more data and tables than I anticipated. in searching on here as...
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    resurrecting this thread. I got a LBO ls1. so...

    resurrecting this thread. I got a LBO ls1. so far I am collecting parts to be able to run e85. I'm currently running a walbro 255 fuel pump and hptuners software with AFX powerdex wideband. the...
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    May be better to swap to the 0411 01+ pcm....

    May be better to swap to the 0411 01+ pcm. That'll require a 01+ pcm and acquiring the wiring pin out to repin everything.
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    I somehow got it to work while on lunch break. ...

    I somehow got it to work while on lunch break. what I did was hold the STOP button until the BUSY LED let up then I held the RECORD button and the LED lit up and was able to record. odd that I have...
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    updated to version 3.6 and still got the ERR...

    updated to version 3.6 and still got the ERR after holding the record button for a few seconds and the Busy light also was on.
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    ok, i'll update to version 3.6 and retry again.

    ok, i'll update to version 3.6 and retry again.
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    Getting Error when trying to record

    so recently I decided to try out the standalone datalogging while out tuning my 02 Camaro z28. I was able to load the config (took about a minute for it to load though?) from the vcm scanner into...
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    ok, i'll check fuel pressure when I get a chance....

    ok, i'll check fuel pressure when I get a chance. yes I tried adding loads of fuel in the 9K range in the MAF and it did not difference as well as added a bit more in the VE table. i'll have to...
  12. go on grand prix forums dot com (without the...

    go on grand prix forums dot com (without the spaces) and post your question on there if you haven't done so already.
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    Runing lean at top of RPM before shifting

    the issue is that when I go WOT, the wideband will go lean gradually to like 13.xx and sometimes 14.x at top of the gear (2nd gear) and once it shifts to 3rd, the AFR goes back to normal around 12.x...
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    yep. it works! lets see if it helps in hp :crazy:

    yep. it works! lets see if it helps in hp :crazy:
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    maybe. i'll make the changes and go from there...

    maybe. i'll make the changes and go from there and see what my timing is at the set iat. wish me luck and thanks for your thoughts and response! :hi:
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    im currently at work. however the Hi and Lo...

    im currently at work. however the Hi and Lo octane tables are identical currently. i did notice that the IAT spark multi 2, IIRC, the coolant temp one, that starting at temp 185 or 190*F the values...
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    IAT Spark adjustment but nothing happened?

    i adjusted my IAT spark table so that at certain preset temp i can either add or subtract timing advance. i have a IAT resistor knob, kinda like a potentiometer that gives certain resistance for the...
  18. it didnt do anything for me. when i had the tcc...

    it didnt do anything for me. when i had the tcc lock in 3rd, it'll still unlock when shifting into 4th then it'll lock again at whatever mph i have tcc lock in 4th. im confused at this point. so...
  19. ok, was able to go home for lunch. the TCC shift...

    ok, was able to go home for lunch. the TCC shift lock is disabled.
  20. im using the 01 OS 0411 pcm from a truck...

    im using the 01 OS 0411 pcm from a truck (re-pinned away from the 98). i have the FMC table lowered but by like -5 to -10 only in the 85-220*F range. since my trans is built i wasn't certain if...
  21. i'm currently at work and not at my home laptop...

    i'm currently at work and not at my home laptop but i am fairly certain its disabled. would enabling it allow the TCC remain locked shifting into 4th? if so thats good news. i have the TCC...
  22. TCC locks in 3rd but then unlocks going into 4th only to lock again?

    ok so heres my dilemma:
    -with shifter in "D" or overdrive and i have my TCC unlock at 43% in 3rd or 4th
    -say i go at a steady 20% throttle and TCC locks at 25mph and 4th shifts in at 30mph where...
  23. also i want to add that i lowered my timing in...

    also i want to add that i lowered my timing in the areas where the car shutters/bucks by 10-15* and still does it to see if it was due to misfire(s).
  24. setting TCC Min Apply adj due to shuttering at light throttle?

    Currently I am running a 3200 stall with a built trans. At light throttle between 2- 8% throttle with the converter locked in 3rd or 4th anything between 30-45mph the car feels like its shuttering...
  25. i also noticed the file you have your fuel...

    i also noticed the file you have your fuel capacity is 16.6. did you swap over to the plastic 99+ fuel tank?
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