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the most current 3.0.66, its the same on my 02 impala, just swapped to summer rims and cant scale for the speedo, thanks for any info.

sorry to add to the back log but i got no gear/tire wizard support (all it has is scale for manual trans)for my 99 gmc jimmy or my 2002 impala, im swapping to summer rims and need to re calibrate and...

57692i got no options for my 2000 blazer ecm(black box), go under edit and gear/tire wizard only scales for manual trans tables, and no option in the scanner under special either, help me out i dont...

Hi all i just started working on a 2013 avalanche, i did a base tune ie. remove tq management modify pe settings and some trans mods very minor, i did a log of just cruising and a couple hard pulls...

Thanks for the reply 5FDP, yeah i seen the way the afr adder is setup and im not a fan of it, would you recommend zeroing out the closed loop afr adder, set OL afr vs CT to 14.7 at 176/194 instead of...

Hey all i got a buddy with a 2005 GTP with stage 1 XS cam, zzp headers, 3.6" pulley, k&n intake, msd wires/coils. He had a tune done online awhile ago and wanted to rework it now he knows i tune, i...

do normal driving around town than a couple hard pulls to get that KR to flare up about 10 min log be fine, im notsure the KR drop relates to better mileage as much as cleaner performance, dialing...

a log file will help alot to identify the KR problem, i have a 2002 impala 3.8 and it stock was hitting upwards of 11* of KR, i replaced downpipe with zzp catless and it dropped to most i seen was 5*...

hi guys just got done doing a longtube install on buddys 2008 sierra 4x4 1500 5.3 ,i did a maf tune got it +-2 STFT so reenabled all factors, so i got him to do a WOT pull to see how it looks and it...

i had the REP issue on start up awhile after the intake swap as i read might happen , so i swapped to the ls7 90mm TB and it fixed the issue, i tried several different tune areas for intake upgrade...

they do sell a 2.5" catted or catless DP, i swapped my DP and noticed nothing over 2* on stock tables anymore

which spark table did you pull from? my impala 3.8 had a good amount of knock stock, i changed the downpipe/cat delete/u bend delete and ran 91 and it got way better ,than i did some tuning to the...

i also noticed your torque management abuse RPM is still set to 4500rpm and commanded spark 0* bump that RPM up just so you know that aint giving you trouble either, but i would think its those 2...

the LTFT&STFT always zero out when in PE mode, id be more concerned on the negative timing on WOT and the spark knock is killing you, do you have a tune file to look over?

nevermind i did some research and reading and i guess that it uses mostly MAF calculations at all rpms unless MAF failure, so ill just tune the MAF error and that should hopefully yield results.

44010 hello again i got my fuel pressure issues addressed and started doing some VE table tuning , i have done 3 adjustments to VE so far but was wondering when its time for MAF tuning where do i...

Hi thanks for the reply, i have tuned the pe mode and some other features and still always goes lean, i uploaded the stock tune for the stock log but ill upload the current tune and log for more...

Hello all i have a 2000 jimmy im trying to tune i have a relatively stock 4.3 has k&n filter, no cats and a muffler, so i logged it and i noticed that when i give it throttle it goes lean on the nbo2...

is it popping up a reduced engine power? any mods to it?

hi again, its winter time here and the temps are -10 to -40c pretty much all the time, i noticed when scanning my commanded afr goes from 14.68 to 16.00 and sometimes it richens up to 13.51, i...

have you dealt with your TQ management tables yet? that will hinder you in 1st and 2nd forsure.

sounds like REP mode kicking in, post tune files and logs so people can investigate with detailed information.

hi all, got my hp tuners a few weeks ago and have wasted no time diving in and learning and tuning, i got the tuning schools beginners books and than read the all forums till my eyes fall out hahaha,...

hello all i have been tuning my 04 silverado CC 2500( CAI,NNBS 87mm intake swap, LTs, no cats,efans,ls2 coils) i have the hp tuners pro, at first i did a NB sd ve and maf tune, than i got an lc1 and...