- 98 trans am dies on WOT
- cant smog due to kill switch
- HP tuners VCM scanner not scanning LS1
- EOI stock cam to ls9
- Lq9 ls9 cam 80mm ld850 stock com rich idle
- lq4 id850 ls9 cam issues
- p0300 replaced 5 things still won't idle or run without pressing gas
- p0300 replaced 5 things still won't idle or run without pressing gas
- PCM Swap question
- Hey guys need some help
- GMPP harness connector removal
- HP and boost controller questions.
- Rpm loss random
- Gen III 2003 Truck PCM
- EFI Live Tune File Repository?
- problem using copy label function
- Tuning idle/false knock
- 2014 chevy volt
- Advice please: new combo with new timing table and target afr tables
- t56 to 4l80e tune
- VAT Issue?
- Repinned 98 harness to 99 +
- Wiring Harness
- PCM Tuning, Harness, and Emissions: Where to Start?
- E67 Terminals
- Limited throttle output on first start-E40 LS2
- Thinking of switching to EFI Live from HPT
- 2008 GMC Z71 1500 runs like its only got 4 cylinders working.
- LS376 Crate Motor Electronic Throttle Test and General Startup Advice
- PLEASE HELP / Fuel Issues: Pump primes but can not keep idle & dies
- Need help with 04 gto no crank no start !!
- 5.3 80e swap trans tune issue
- LS Tach Signal to Racepak IQ3S
- ve tuning
- PCM Questions
- Ran my car at track, can anyone take a look at my log files?
- 408 2005 gto
- Stock ls3 tuning for swap help please!
- Ls pcm and efi live w/cos5
- TH350 Gear Vendors No Button Shifting?
- IAT varies too much to be used in SD tune?
- 05 GTO New ECU
- Anything wrong spacing the o2 sensor out of direct exhaust flow?
- Cant get above 1300rpm??
- Throttle weirdness
- F body wiring questions
- Hi fan reference question
- Change AFR to dirty up intake valves
- brain damage, setting up main VE vs RPM vs MAP histogram in HPT
- DBC to DBW
- Should these 2 codes be disabled? U0121 u0140
- Advice on ECM
- LS1 WOT accel fright
- Looking for HpTuners Bin File LS3 6L90
- Tune Issue I Think
- E85, timing and egt data
- Need somebody to tune PCM
- turbo 5.3 rich under load
- Readiness monitors
- afr% error help
- Msd 2 step issues
- 4.8 issues got me scratchin my head
- Help with wideband selection
- Canister purge solenoid logic....question
- Buying HP tuners but was warned off by somebody..
- Tuning newb!
- Flex fuel and 3 bar map what ecu
- No tach signal
- Hand held tuner vs tuner
- Throttle Cracker disabled due to hanging RPM, now RPM drops too fast!
- RPM cut on stock PCM (3bar OS p01 computer)
- looking for a 2005 chevy avalanche OS!
- Help 2005 CTS v magnacharger, intake, header and exhaust
- 2003 LQ4 Dual cooling fans always grounded
- New used pcm
- Connection problem to 02 Camaro with HPtuners
- 2002 Camaro Z28 just dies at 70-80 MPH
- Mast Motorsports M90 DBW tuning
- Timing Drops to 14 Degrees from 27 Degrees No Knock?
- VE table issue
- Differences between a manual and automatic computers?????
- High IAC After New Injectors
- PCM and Innovate ECF-1 flex fuel gauge with one sensor
- Budget build advice needed
- Boost builder Holley HP EFI
- Messed Up BAD!!
- Looking for a new laptop for HP tuners
- Stft trim help
- Low Dyno number and trap speed for Build
- Bad wideband? Or is the fueling actually changing?
- Holley HP efi issue
- Hp tuners start up issue. Any ideas?
- Scan tool?
- Rev limit changed?
- cadillac
- Need tuning
- Car will randomly be low on power.
- chevrolet 5.3 2011 m0del
- 4l80e not shifting at commanded wot rpm
- Wideband install questions
- Going back to stock. Anyone on here do stock re-flashes?
- 99 ws6 FLEX fuel conversion.
- troubles after tune
- Base tune: lq4/lsa 24x on 0411
- Ms3 Gold box in a 2005 (gen 4) GTO with a gen 3 LM7
- Hi guys
- Why would a tech 2 abort an evap test?
- 98 trans am - reverting back FROM 99 harness ECM
- 12v wiring VS 5v (crank/cam sensor)
- AutoVE with 160 deg stat
- Flex Fuel Fourth-Gen
- Anyone have an installer file for HPT v3.3?
- No start when hot.
- LS2 - Long time to start
- Stalling after P0418 and Disabling AIR
- EROD ECM tuned for a 416 stroker ?
- LS1 to LS6 intake manifold swap & tune
- MS3 1-wire oil pressure sensor
- LS 7 computer
- ls1 swap questions.
- 214/228 custom cam tuning
- ISO tuner Mid to Northern Indiana
- help setting up hptuners and aem wideband please
- Weird issue, high fuel trims (misfires?)
- Hp tunner and ABS
- ECU/Timing issue
- Chris@HPTuners 6.2L swap in an EL Camino 4000 rpm rev limiter help
- Injectors not getting power at fuse block
- P1153 after intake manifold R&R
- 88 RX7 with 24x 6.0 built to the moon swap.
- holley 160cc injectors
- Pontiac 455
- Have a couple of codes on scanner
- Supercharged TVR needs some attitude
- ls2 controller 19166570 can bus lines
- Fuel/air off
- What sensors to get?
- Sacramento dyno tune or in vehicle tune recommendation needed
- Tuner Needed in NJ
- Aem wideband hookup
- Possible Tune issues
- HPT editor not connected but scanner connects?
- ve tuning
- Black Box 98-00 XDF file needed
- OPEN loop rough idle, smooth closed loop idle....?
- Melted harness on passenger side?
- cam swap, driving while un-tuned?
- 02 pcm in 98 fbody fuel gauge help?
- Turbo 6.0 running, what base tune?
- Rough idle, random RPM spikes in S-10 swap
- E38 tuning help
- 5.3 swap into s10
- REP p1514
- Noticed some bucking with new 3.73s - tune changes?
- Trimalyzer
- Turbo lq4 ignition timing
- After reaching operating temp, gunshots coming from exhaust
- Lean code bank 2?
- Tired of half ass tuners
- Who can unlock my PCM
- Cold Start Tuning
- Tune touch up? Opinions?
- O2 sensor
- Tuner needs western Ohio
- Never starts on first try
- Looking for a good Dyno in south Florida! Anyone use lashway
- High idle & IAC Help
- HPTuners SD VE Tuning with Wideband - Commanded AFR stuck at 14.7 for cruise?
- Please recommend a TUNER near TOLEDO,OH
- Unsuccessful in finding LS2 injector data in gen3 ECM format
- Request for EFILIVE tune file. 2500 manual truck
- Left bank way hotter than Right bank
- STFT Enabled?
- opinions please, on new wideband
- code p0300 after tune
- Operating error reading on OBD2
- New 402 Build
- Fresh rebuild - Tuning - 42 lb injectors
- 8 pin connector for HP Tuners mvpi pro analog input
- Connecting an LC-2 Wideband to HPTuners MVPI - How??
- LS2 setting Timing Buttons for MSD 6010?
- Do i need to get my pcm reflashed when i replace my fuel rail?
- Tuner in Nashville tn
- Electrical + PCM gurus.......
- Positive fuel trims before starting engine
- 99 Formula 5.7L cylinder 3 misfire
- P59 PCM running a Ls3.ls7 card style maf
- VSS question
- New 5.3 swap, P0300 code, need advice
- Low power slow responce
- 2000 LS1 Idle Log
- Chevy 5.3 gt45 Turbo cam Decap injectors need help with
- Need ECU/EFI advice for BMW swap
- Please help me fix these codes
- Which platform "GMT800" or "Fbody" for DBW -> DBC In Hptuners?
- Help 99 gmc 3500 5.7 4l80e
- Heat soak | IAT Plastic vs Brass
- ADVICE For A TUNER ON MY 2007 6.3 SS Trailblazer
- 4.8 turbo tune help
- Ls tuning in ms
- Knock sensor help
- VATS Bypass question
- 411 pcm swap issues HELP
- Need New VSS Ideas
- No Injector pulses
- Start-up Tune Suggestions....
- E38 Vats
- Wideband Sensor Inquiry
- ls1 5.7 w/lq4 harness pcm ect help
- Mail order tune for cam and head car?
- What needs adjusted in HP tuners when swapping injectors?
- 3 bar pcm
- TPS issues with BBK throttle body
- Help wiring Aem 30-4900 on efi live?
- help diagnosing lq4 knock retard
- HP Tuner
- compression bump no retune
- 5.7 Tuning issue
- 1999 Camaro SS cooling fans inop
- E38 PCM / Corvette Pedal / LSA DBW TB
- 2002 camaro tune and Diablo tuner questions
- 0411 operated LS3 422 - Base Tune source
- Z06 ignition curve
- FAST vs HPTUNER
- decapped injector scaling
- L96 wrangler conversion running lean p0171, p0174
- Smoking and smells like gas
- Infinity 58 lb injector data
- Ls1 vss
- Holley Dominator EFI questions...advice needed
- 4l60e laggy soft shifts
- Looking for a tuner in Northern California
- Crazy swap issue. Need some help
- 4.8 turbo 80lbs injectors hpt help
- Need help diagnosing 'bucking' or power cut out
- Service Engine Soon Codes
- Dyno Tune or Mail Order?
- What Wideband O2 for HP Tuners???
- Camaro Speedometer Help
- tunerstudio and ls1's
- P2138 - various opinions...
- Clutch pedal travel sensor on a gen 4 f-body
- TPS not reaching to spec
- need efi live remote tuner
- ECM problems
- Need info on purchasing an LT1 Tech 1 Diag scan tool?
- LSA Swap wont start
- Built 6.0 for 25$
- 2006 Pontiac GTO Help!!!!
- work in progress