- lost communication with PCM
- HPTuners or ????
- OBD2, oil level?
- Injector change on tuner studio
- Single speed solo fan cycling woes...
- Anyone used the FAST 307059 IAC or FAST 54020 TPS?
- Anyone use UltraGauge Blue wireless OBDII gauges?
- Zero out Boost Enrichment and use PE (maybe) and VE table only
- 58x reluctor to 24x reluctor
- E67 non oem Spal PWM fan control possible?
- How to calibrate wideband if i dont know what wideband was previously installed.
- Switching between 24 and 58x with Terminator Max
- EFI Choices Stock ECM, Mega Squirt, Holley, MS3
- Trying to remove Top speed limiter
- What "tune" changes are needed to run lower base fuel pressure?
- NLS spark cut
- LQ4 swap starts runs for a few seconds then dies
- Speedo no shift issue
- OBD2 signals, 2002 LQ9
- MAP sensor reading off? 1 or 2 bar
- Tuning with pinhole exhaust leaks
- Right rurn signal works fine. Left turn signal blows fuses
- My speedometer isn't working after pcm swap pls help!
- 2004 C5 ls1 cammed tune check
- Over fueling mail order tune?
- Dead throttle
- Stored Trouble Code P1626 - 1998 LS1 Trans Am Convertible
- 5.3 swap car runs fine, after test drive will not idle
- Help. Bosch 210's and needing Gm / HP tuners injectors flow data for them. Anyone?
- Advice on Erratic Idle, AFR, and Spark with Hp tuners
- Tuner recommendations for stock motor, header installation and remove rear O2's
- L33 swap to lm7 2005 sierra
- O2 sensors tuned out...consequences?
- Fuel tech Help please!!!!
- clutch position sensor on a swap vehicle?
- P1810 after trans install
- O2 sensors for ls swap ?
- 02 Z-28 New battery now emissions testing kma
- Low power LS!!??
- LS Swap stalling under load
- Hp tuners doesn't work after update.
- IQ3/Dominator no data
- Dart LS Next 427 Initial Timing
- questions after the dyno tune
- Dart SHP 427 New Build Base Timing Parameters
- Difference in hp and tq between Mustang and Dynojet dyno's
- L83 swap
- 99 T/A MAF sensor rate decreases
- LSA Swap - No Start
- hey guys need some help with my tune
- What’s yours thoughts on speed density tune????
- New here and question about CA laws...
- out of idea's
- Spark Torque Management? Can't get rid of it
- connector??
- 5.3 212/218 stage 2 base tune
- Wideband in Hptuners HELP
- Fast 4150 on a Stock 6.0
- Misfire on all cylinders only at idle
- First time tuning need cable help
- HPTuners can it read VSS and command
- Gen 3 5.3 can't run right
- First LS swap pcm questions
- GMPP CTS Pedal
- 5.3 tunning questions??
- Need help with tuning big injectors (HP tuners)
- WHAT THE HELL HAPPENED!! is my tunner broke?
- Rough Idle Only In Park
- Gen III Tune - Switching from Vacuum Ref FPR to Non/Returnless
- Falling Flat on the Big End (log file inside)
- Looks like tuner ripped me off, how can I get my money back?
- Just received hptuners, can anyone Take a look at my custom tune?
- Converter lock up Q
- How to Interpret Data
- 99 T/A rebuilt motor
- A few questions regarding Hp tuners MPVI2
- BRAF Issues Still
- Locked ECU
- Gen IV Startup Tune Help
- Is there any way to identify a dead e38?
- UPDATED: Lost 80 rwhp on the dyno... WTH!
- Dyno Tune or Street Tune
- ENG SEN fuse blowing, constantly!
- 2007 stock 5.3 crazy idle popping VIDEO
- LH9 MAF and BARO ?
- Having a lot of TrOuBLe!
- Problem when detune MAF
- PCM Swap for 12576106???
- Fuel level for PCM
- Fly by wire throttle problems
- New to HP tuners and here is my journey/"as I go guide" for all newbies..
- e38 bench harness question
- Innovate PSB-1 WB/Boost gauge/controller, how to wire the solenoid?
- Ls droid issue
- I know i know another noob tuning....
- 2006, LS2, coolant pressure sensor?
- Seems HPT is trying to pass the buck. Stock tune will not run in SD enhanced. VATS
- Battery or computer power supply for bench harness?
- Idle low on decel when clutched (sometimes dies) / Runs perfect with VSS unplugged
- Difference between Red/Blue DBC and Green/Blue DBC harnesses?
- No throttle peddle control
- Opinions on this issue
- IAT readings
- 04 LS1 stock map and injectors not in Holley Term X???
- 2004 Silverado PCM pin location
- Chip???
- P0148 air injection
- Rich condition lh6
- ASR Off light
- ECU not getting connection
- Enabling E-Fan Pins 33(green side) and 42(blue side)
- Hp Tuners MPVI1
- Hptuners website down?
- Going SD Tune, kPa high, need help with Injector Flow Rate
- Stock gauges and Holley EFI
- Injector Power
- Dyno tune or buy hptuners
- Ls swapped cutlass needs Holley tune
- Need clarification on Min and Default Pulse Width
- 4l60e compatible?
- About flash pcm
- LS1 5.3 PCM and LS3 cam sensor?
- start up tune advice
- V1 will not accept a tune HP Tuners
- injector not firing
- Engine Dies After Startup
- Idle Air Control, Cylinder Air Mass - HP Tuners
- Unlocking PCM
- Fast 102
- Bad fuel pump
- Startup Tune Advice
- Injector dilemma
- Need new tuner
- Terminator X and stock Fbody body harness
- LS3 Conversion - fans not turning on
- Noob. New build. ECM Questions
- 1998 LS swap PCM PO131 and PO151
- Holley dominator water/Meth setup
- AWD to RWD, what does PCM need?
- LS1 5.7 timing problem?
- 2002 Escalade LQ9, AWD to RWD conversion
- Need help ls3swap !!!
- Best dyno tune - Tennessee, North GA, North AL
- U0100 Help
- Wideband power
- No Crank - GM LAN CAN Bus question - Gen 5
- Why do I go lean after a cold start for a few seconds?
- Holley Terminator Max X vs Hp Tuners
- Fuel pressure regulator/filter possible cause for miss
- Should I get a wideband gauge
- spark plug firing WITHOUT engine turning over
- E40 MAP Limit
- OL to CL weirdness
- Idle issue
- E67 Throttle Pedal
- Can someone please help me get my car to idle
- Email tunes? Whos our options now aday?
- Ditching the e40 on my LH6...which way should I go.
- Speed Limiter Removal with DiabloSport Predator 2
- Need help connecting POS battery connection to old fuse box
- Fuel pressure/AFR question
- 1st calibration write with HP Tuner
- cold start issue hptuners help needed
- dead/flat spot in tune
- E38 ECU manual vs automatic
- Would engine run good without fuel level input? Any solutions?
- E85 sensor with 411 pcm?
- Injector flow tune file question
- Stumble when rolling into throttle
- Update 94 Corvette 4.8LS Conversion
- The Cam isnt THAT big Part 2
- LT1 first time Tuning.
- Lean at low vacuum cruising
- 5.3 Swap high idle on startup and hanging
- e67 ecm concern
- LS3/F body
- Removing factory ecm for Holley dominator.
- U1040 ICC class 2 data SOH fault
- Misfire only under load - no codes
- Cant select injector on terminator x max
- Possible bad cam sensor? Need help.
- issues with aem 30-0300 not reading on guage or scanner
- Diagnosing crank but no fuel or spark with disconnected oil sensor
- Diablo predator custom tuning
- Holley Sniper vs stripped stock harness and tune
- Update tune to new OS
- Help with tune LS3 swap nose dives at 5000 RPM
- Tuning questions 3.90 gears an Idle
- Rough idle and fuel trims out of whack randomly
- Injector circuit #4 short / open *** WHERE to start
- Won't stay running
- tuning tool to do basic stuff
- New guy with a crank no idle question
- Strange MPVI2 issue at Launch
- Holley terminator 02 Camaro speedometer
- Good code reading tool for LS1 Newbie?
- fitech L92 no spark
- E38 ECM + Vintage Air = RPM cutoff switch?
- knock retard issues
- 93 octane vs 110 octane
- What would cause this ?
- 06 CTS-V no signal from obd port
- Which sensor, when failing, causes backfiring and complete loss of power, then stall.
- Is there a test that the coils are getting firing signals
- Questions about electric fan w/ AC compressor
- Another No Spark / No Start thread
- Micro squirt any inputs left for 2 step
- Corvette TPS issue after Hydrolock and cam install
- L92 TR6060 72 C10 swap
- Newbie 1st start tune micro squirt 6.0 cam
- Need help finding a scan tool to relearn cam and crank sensors ie no start after rebu
- Camaro or Firebird tune
- E67 VSS Input - Auto to Manual
- Question about HP tuners module
- p0340 code
- Innovate analog AFR gauge
- Jet DST Licensing questions:
- 98 Trans Am AC Control and Term X
- Help! Please!
- 3rd rd tune of baby cam rebuilt LS1 to stop bucking ??
- ABS Inop, Brake light P59 PCM
- Is enabling VVT in a non-VVT tune (2007 E38) possible?
- No license? Can't tune
- need MAJOR COMPUTER HELP for my LS3 swap in speed density
- Holley Dominator mounting location
- Stalling / Misfire / Surging RPMs
- 03 6.0L no spark, no inj pulse, low ref voltage
- Ls noobie here.
- LS3 Timing Table
- 4l60e shifting to early
- LS3 fan control wire from fuse box GMPP C&C
- 4l60e Converter won't lockup after wideband tune
- Pcm ls
- Check My Tune
- Fires on crank, No start.
- Worlds First LT5/10L90 Swap
- Ls swap.. no spark help
- Hot Pin 6 on ODBII port w/Ign off
- What caused your false knock?
- Is my WB bad? Is my brand new tune too rich?
- Louisiana tune to Ohio
- Look at my dfco tables
- Any accurate 12-volt, 1/8 NPT MAP sensors out there?
- passing smog ecu plug in only inquiry...
- holley 3.5 screen vss display manual trans
- Why won’t catalyst and EVAP register?
- Odd idle after WOT
- Please help 411 to p59 pinout
- Where to buy a new 0411 PCM?
- VATS disabled but refuse to run