Gen III V8 Specific [Archive]

2003 Allison tcm OS for 8.1l (9 replies)
Purge solenoid ignoring speed and airflow limits (0 replies)
4L80e input speed sensor siginal erattic when in second gear (6 replies)
how do I reduce engine load or airflow when slowing down to a stop? (2 replies)
LS1B Dual Fuel Tank Help (8 replies)
PID Selection for LM-1 Wideband (5 replies)
Ls1 conversion no o2 sensor activity (3 replies)
0411 PCM A/C Signal Check (1 replies)
No live data once alternator begins charging (1 replies)
Tuning B4901 (0 replies)
Reman 12200411 PCM flashing (2 replies)
Incredibly lean after calc.vet. (17 replies)
trying to start 5.3 (6 replies)
411 ecm swop: 2001 express van 5.0 5.7 base tune needed (2 replies)
Unusual Problem (I Think) (3 replies)
Gen 3 LS1 2001 Vx Auto Commodore Autocal Problems (3 replies)
HO2S11 Reading Incorrectly (10 replies)
C0279 code after speedo/tire calc. (3 replies)
Advantages and disadvantages of the 2bar operating system (4 replies)
Going from 5.3 to 4.8 this time.... need another stock tune (1 replies)
High Idle Condition Log (2 replies)
Swaping 5.3 into 4.8 truck, download questions. (8 replies)
Injector Swap - What do I need to Change? (3 replies)
Tune file changing VE wont fix 8:1 AFR on full throttle (14 replies)
Looking for L59 Tune (5 replies)
Odd spark behavior in SD (12 replies)
Idle issue (7 replies)
Difficulty with first startup of the day (5 replies)
Low calc_vet values vs LTFT (7 replies)
RAFIG has no data for iac_ld iac_sd (27 replies)
anybody using the temperature ports? (0 replies)
Is Software/Firmware update my problem? (3 replies)
Injector Balance test (2 replies)
Scale tps ? (4 replies)
P0300 / Tuning Mystery (16 replies)
LQ4 BTR TruckNorris th400 tuning (4 replies)
4.8L with Allison 1000 (2001 5-speed) (1 replies)
LS1B Commanded AFR drifing rich at warm idle (0 replies)
ls9 injector flow rates for ls1b (4 replies)
LQ4 lean on start up. (15 replies)
12212156 CAX file for Reverse Lockout (1 replies)
Suggestion about coasting down to idle (3 replies)
Medium Cam tuning (38 replies)
Oscillating engine speed at low load (2 replies)
using ( save tuning file as ) and renaming it a #2 to create a double (2 replies)
2006 5.7 Vortec PO300 troubleshooting. (4 replies)
Open loop tuning still has STFT (6 replies)
Stubborn Engine governed to 70 mph (2 replies)
p0342,0343 hard starting when codes cleared runs fine with cam sensor unplugged (2 replies)
2000 silverado vats (2 replies)
Flashing over hp tuners (5 replies)
ECT and oil pressure gauges acting funny on key off 2000 silverado 4.8 sc (5 replies)
B3647 issue with COS5 (4 replies)
Surge at idle (0 replies)
ls1b fuel limit? (14 replies)
P59 ls1b cos5 setup help! (12 replies)
Ls1b (1 replies)
OLSD AFR slowly creeps rich at idle (4 replies)
Car stop suddenly whilst driving (4 replies)
High Idle - Tune Software Seeing 2 Different ECT Values Simultaneously (4 replies)
Flex fuel and COS3 (5 replies)
Flex fuel and COS3 (0 replies)
B3639 Lean Cruise Table Vallues (2 replies)
04 gto, 408, p0107? (2 replies)
OS 09381344 - Trying to perform Calc.MAFT (18 replies)
LS1B with TH350 swap (1 replies)
HELPPP>>>> while using cruise control afr goes from 16 to 13 with no reason.... (6 replies)
Injector swap issues (3 replies)
RAFIG help.... unsteady idle after cam. (6 replies)
tuning a 1999 silverado with calc.vet is it possible ???? (0 replies)
What parameters activates PE? (7 replies)
Knock at low load (3 replies)
Lost in tuning .... (4 replies)
Turbo 2005 Silverado Ignition Timing issues (12 replies)
adding in custom DMA pids? (0 replies)
03 yukon xl efan install - not working (9 replies)
Calculated HP PID? (8 replies)
Looking for stock file 2005 GMC Yukon (4 replies)
2005 4.8 turbo+ 60lb injectors erratic behavior (12 replies)
uneven long term fuel trims on my ls swapped s10 (4 replies)
tapping rev limiter slightly at 1-2 shift. LS swapped s10 (4 replies)
getting knock retard at idle. False? (2 replies)
can the ecu control fuel individually bank to bank? (0 replies)
LS swapped S10 lean maxing out o2 sensor (2 replies)
3bar map/ls1 (9 replies)
Desired Airflow: Warm vs Cold Weather Start Compromises (4 replies)
EFI Live V7.5 (18 replies)
Ls1a full flash? (3 replies)
Needed - 97-98 c5 manual stock tune (2 replies)
Ls1b ltft 0% (2 replies)
Idle +150 RPMS Over Commanded (4 replies)
B3605 and B4206 (2 replies)
B6226.......... (5 replies)
how to data log with EFI live? (2 replies)
OS#12597120 and Flex Fuel?? (5 replies)
Lean mixture when in o/l (11 replies)
Column lock question (5 replies)
VE correction factors and EFI COS. Maybe charge temp blending? (3 replies)
Idle speed adjustment question (6 replies)
LS1B Controller is secured with a standard 2-byte key What is the ####? (2 replies)
Ls1b $0281 $0101 $054a (1 replies)
LSX 403 Issues Rich to Lean (4 replies)
LS1B ECM with manual transmission (NV4500) (3 replies)
New Menu Items appearing in Red not previously there (3 replies)
0411 swap wiring confusion experts needed (2 replies)
6.0 Intake Swap - Need Help! (5 replies)
Snake Eater 850cc Base tune from me to you. (4 replies)
LS6 runs rough when warm (6 replies)
Need new computer, need help. (5 replies)
Oppisite effect (12 replies)
Calc.MAFT not filling in Maf table (0 replies)
Cammed C5 idle drop w/clutch in (sometimes) (5 replies)
Source of data on GM.GEAR PID (4 replies)
Disable check for DTC p1626 (4 replies)
LS1B 8.1/4l85 with failed hypertech tune assistance (17 replies)
Please help, have read all the stickies and tutorials and nothing seems to work (9 replies)
Glitch in new tune tool ls1B PCM VE cranking (8 replies)
Maps for A0009 (4 replies)
O2 sensor issue (4 replies)
CALC.VET Struggles, VE Values Don't Seem Sane (35 replies)
L21 stock file (7 replies)
Lq9 Swap bucking under WOT (1 replies)
Ve maps 0.00 (7 replies)
Cooling fans with No Air Conditioning (7 replies)
Hanging Idle Issue (1 replies)
Looking for 4L80E Tune with 12606807 OS (6 replies)
RamJet 350 24x Gen lll 0411 Base tune (6 replies)
512 ECM tune into a 1meg ECM (1 replies)
PCM OS to EPA vs California Emissions (0 replies)
Failed CA SMOG, High HCs at 1500rpm (7 replies)
Buddy trying to get his 1992 4x4 s10 blazer with gen III v8. (3 replies)
Swap question 512 versus 1 mb pcm (3 replies)
New to tuning. (13 replies)
A0010 Interpolated or Not? (6 replies)
Affects of C6101 (8 replies)
07.5-13 L92 Intake/Swap (10 replies)
AFR not logging correctly (2 replies)
New to GM Tuning - 4.3 to 5.7 swap??? (8 replies)
flash file will not take (2 replies)
Schematic Print to OS correlation? (5 replies)
Stock 2002 M6 file and injector help (7 replies)
wanting to tune my 2006 truck (7 replies)
Can someone help find the issue from datalog? (10 replies)
Valet option (4 replies)
Ls1 pcm (4 replies)
Setting pu for speed density tuning (4 replies)
Help with 2-3mph crossover (Tip in?)(0% throttle) (7 replies)
Park netural switch/ gear select switch help (1 replies)
Crank relearn help? (2 replies)
Newbie with stock tune: slowly increasing speed and RPM in 2nd gear w/o gas pedal (2 replies)
Aldl help (4 replies)
Bricked P59 tune (4 replies)
P59 PCM and PWM fan Control (0 replies)
New to Tuning would appreciate any comments on first tune (3 replies)
pasting values in to Calc_Pids (1 replies)
Getting Virtual Flex Fuel Sensor to Work on LS1B 2005 Escalade (3 replies)
struggling newbie needs direction (39 replies)
anyone have Flow Data for 65 LB INJECTORS please? (0 replies)
Trailblazer 5.3 stock file 2003 (0 replies)
Main VE Table (1 replies)
Questions with setting up speed density for my elcamino (2 replies)
BEN selected from LTFT or WB is showing up as not valid (3 replies)
LS1B PCM 2004 TPS for Part Throttle shifting (3 replies)
P0300 - Misfire only at idle (4 replies)
LS1 with 6L80e (7 replies)
88 Corvette with 5.3 (13 replies)
Enabling Flex Fuel in 2004 GTO OS (1 replies)
LS1B OS 12587811 Looking for file or segment 4L80E (5 replies)
LS1 reluctor wheel (2 replies)
6.0 Vortec Towing Tune (20 replies)
Injector scaling for high fuel trim (3 replies)
92mm DBC Throttle Body, IAC Passages Corrected, but Idle Steps Still Inconsistent (5 replies)
MAF-less with 12208322 / 01270001 and 4l80e trans pressures? (6 replies)
Making dual electric fans work without having to segment swap (7 replies)
2001 Astro van V8 tuning (9 replies)
Years Later Cos Fuel Quits? (1 replies)
Years Later Cos Quits? (1 replies)
Why does my SDOL car run richer in cooler weather? (3 replies)
Holley 3 Bar MAP scaling? (1 replies)
LS1B VE Tuning No Effect (6 replies)
Calc_pids (10 replies)
ASPARK dropping from 100% to 0% in 0411 swapped 2000 4.3 (1 replies)
VE Tuning - Running logged file with tune open to VE table (6 replies)
sbc using coil per cylinder efi, LS pcm and efilive (12 replies)
adjustments to VE don't seem to have the expected results (9 replies)
C0558 hard code after reflashing for a gear change (6 replies)
Did b9021 Injector Pulsewidth Ever Become available to 1mb PCM's? (9 replies)
Tune check 0411 swap? (7 replies)
Seeking Base Tune - 03Z with LS2 402 / V3Ti (5 replies)
Traction control question (5 replies)
Surging idle when coasting (48 replies)
safe mode on 5.7 (4 replies)
New to the v2 flashscan (2 replies)
ASPARK Values in Excess of 100%? (6 replies)
cruise control thoughts (12 replies)
larger throttle body tuning (13 replies)
Linkage to spark table (1 replies)
GM 6VE1/6VD1 Isuzu engine tune PCM32U (6 replies)
GM 6VE1/6VD1 Isuzu engine tune PCM32U (1 replies)
Tighten Gas Cap message (0 replies)
Missing ETC Tables (1 replies)
LTFT not working (4 replies)
Suoercharged 03 Silverado 1500 5.3 (LM7) (13 replies)
Weird- DVT Commands not working (18 replies)
Peer Check Request: calc_pids (6 replies)
Lt1 24x conversion base tune? (6 replies)
Harrop Hurricane intake troubles (24 replies)
File conversion (10 replies)
Bumbling noob issues on changing to a 411 PCM (8 replies)
Cold Start High Rev (4 replies)
Is there any way to log MAP values more than 255 kpa ? (3 replies)
maggie v wont go over 120mph (8 replies)
PTO RPM Control (0 replies)
LS1 Tuning Advice (6 replies)
Stumbling upon clutch in on coast down (6 replies)
Intermitent commanded A/F to 16:1 (12 replies)
Issues with Calc_pids.txt (1 replies)
OLSD need custom OS? (2 replies)
MAP Reading on LS1B ?? (2 replies)
Question about open loop (4 replies)
Cammed LS1 idle hunts at stoplight & reverse (1 replies)
Cammed LS1 idle hunts at stoplight (14 replies)
Latest update doesn't recognize my licensed PCM (4 replies)
problems with CALC.VET (22 replies)
Baro Update (19 replies)
Limp mode after 1/2 shift (pulls timing) (4 replies)
2002 8.1l efan swap (1 replies)
4.8L/5.3L/6.0L Manual Trans Base cal (2 replies)
Procharged ls1a (1 replies)
lm7 to lq9 (16 replies)
DBC to DBW with COS 5 (0 replies)
Swapping LQ4 into 98 K1500 with stock 4L60, tables missing? (3 replies)
COS 5 or No (4 replies)
PCM corrupted / damaged out of the blue? (2 replies)
Start up RPM hanging (6 replies)
Ls1b l31 5.7l (11 replies)
Advice on tune (1 replies)
1998 LS1 MAP tuning (6 replies)
stallling from park/drive/reverse shifting (3 replies)
warm idle stalling (1 replies)
Throttle Cracker Tuning Question {B4309} (105 replies)
In need of a stock file (7 replies)
COS3 OLSD to SemiOLSD (36 replies)
Can't find tuning pids (7 replies)
Did I do calc.vet right? (10 replies)
help finding base tune (0 replies)
tune plotting (10 replies)
Help accessing b9021. (4 replies)
What to set b3103 at (1 replies)
Couple Idle and Starting Questions (11 replies)