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  1. Replies
    19
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    940

    have you checked the timing in different driving...

    have you checked the timing in different driving modes?

    my 08 sure looks like it pulls timing different based on what driving mode it's in
  2. it's bucks like crazy at 70mph cruises and just...

    it's bucks like crazy at 70mph cruises and just feels over all mushy and flat. when I first started I did do the fail map and then fail maf and tuned both, re-enabled everything and found the bucking...
  3. its basically a stock file with maf failed and...

    its basically a stock file with maf failed and most stuff besides stft off, so i can get ready to tune, but left stft on for now for the cats while i search for this first start thing.

    since its a...
  4. I will as soon as I get back to the laptop

    I will as soon as I get back to the laptop
  5. does gen4 have an after start enrichment table?

    I can't seem to find one all I see is airflow. searched and I see something called olf something that I'm guessing is a target a/f table but not sure that's what I need either since the target looks...
  6. just to follow up, going from 200 to 300 plus...

    just to follow up, going from 200 to 300 plus doing the delay to 0 from 1 and it's perfect now. looks like it could use some more tip in ae from watching the wb but you can't really feel it driving....
  7. are you talking about ETC area scaler? mine is...

    are you talking about ETC area scaler? mine is step to 4,725.000 stock.

    my max fail is 200 already and min fail 5. should I go up to say 260 and try that?

    thanks
  8. I haven't messed with airflow settings at all,...

    I haven't messed with airflow settings at all, since this is basically a stock car, which I forgot and left out of the first post, only thing it has is a air box and a slightly freer flowing exhaust,...
  9. yeah, it definitely does it when cranked the...

    yeah, it definitely does it when cranked the worst but also has low idle randomly, not always and you can't really tell unless you're looking at the tach, mostly just the ps gets stiffer at all the...
  10. I'll check that tonight. I did catch a thread or...

    I'll check that tonight. I did catch a thread or 2 about that but since I has a random stumble while coming back down clutched to a stop, I kinda disregard it. but I'll try it out. maybe it some how....
  11. 08 corvette e38 ecm maf disabled causes stumble after start.

    as the title says, when I fail my maf to tune map, it cranks and starts normally, does the rpm flair but then stumbles and almost dies. it mostly does OK after that, but sometimes clutch in coming to...
  12. Replies
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    145,535

    that's definitely worth asking, I thought most of...

    that's definitely worth asking, I thought most of these USA trucks are made in Canada or Mexico, I can't remember. I doubt you'll find your answer in the forums. I don't think they watch these to...
  13. Replies
    162
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    145,535

    do you have hp tuners already? if so just plug it...

    do you have hp tuners already? if so just plug it in and try to download the file. if not, I'm not sure. maybe email the techs with the ecm box code and ask. but if it's under their list, I would...
  14. probably can't tell much from a pic of the...

    probably can't tell much from a pic of the diagram but the BCM (top right) only picks up the system voltage from fuse 15 and puts that voltage over the serial data line to the ecm. the ecm is what...
  15. on a 08 c6 I tried changing to fitted and enabled...

    on a 08 c6 I tried changing to fitted and enabled and the alt wouldn't charge at all. so I put it back and messed with some some of the voltage values in the boost settings and nothing I did seems to...
  16. anything ever come of this?

    anything ever come of this?
  17. Replies
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    2,606

    interesting. I have a 08 vette that factory seems...

    interesting. I have a 08 vette that factory seems to be set to non fitted. but all the default values match above. it's pretty stock with all the bcm and stuff. wonder why it doesn't control the alt,...
  18. Replies
    162
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    145,535

    all you will really find is to email that lex...

    all you will really find is to email that lex guy. that's about all I ever found about doing the swap. I've been tuning cars since the old prom days to the new ish stuff, so I think I have a bit of...
  19. Replies
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    4,380

    I looked a while back. never found any cfm rating...

    I looked a while back. never found any cfm rating just the watts or something like that. seems like a high powered fan thou. are you trying to control it with the stock 38e ecm? I think I read it...
  20. Replies
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    481

    I've been searching around trying to find kinda...

    I've been searching around trying to find kinda the same info. but I've got the other way around, stock 08 corvette but manual, the flex fuel sensor add is pretty simple it seems, you buy the kit,...
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    678

    any chance the o2 is getting cold and drifting?...

    any chance the o2 is getting cold and drifting? it's a old obd1 issue that we used to see with 1 wire o2's in headers. maybe the heater in the o2 died?

    just throwing things out
  22. maf seems to be used under the 4k enabled 3.9k disable

    tuning maf only I ran into a bucking at light throttle going down a small grade on the interstate around 2800hz is what it cruises at at 70. but I can feel it at almost any speed and rpm if I try. I...
  23. Replies
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    1,520

    not with hptuners but I have a 96 tahoe I tried...

    not with hptuners but I have a 96 tahoe I tried one of the cheap China Bluetooth scanners on and it did that. wouldn't connect to the ecm but caused the radio to freak out. don't think it reset the...
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    373

    add a PID to scanner?

    I know you guys don't support the old 96 Chevy tahoe ecm to edit but the scanner does work, it's just missing the most common needed PID. the one for Camshaft Sensor Retard (CMP Retard) used for GM...
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    it's just a test function, not intended to be...

    it's just a test function, not intended to be driven that way. check to see if the fan circuit is working. since they are brushless and going for cheap on eBay, they might make a nice upgrade for the...
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