- Questionable engine - want to hear it run before having it tuned...
- Exhaust making a terrible popping!
- tuning strategy differences? eddy current dyno vs inertia dyno
- Need Holley Dominator EFI Help.
- Mail order tune with Cam?
- P0102
- Poor Throttle Response After 90mm Install
- advice on live data obd2 scan tool purchase for diag. and tune
- DTC help
- how "smooth" should a VE table look like?
- Car dies at cold temps and if idle to long.
- After megasquirt, engine cuts off at 4700rpm
- tuning the 5.3 questions.
- System Lean after header install
- PCM/wiring harness question
- 99 to 01 OS Hptuners doesnt read sensors
- Need Help figuring out the year of my F-body Ls1 Harness
- Misfire Data from Snap on Scanner MT2500
- Engine stalls when a/c turned on
- speedometer off?
- Misfires After Tune
- ecm swapping?
- injector flow rate vs kpa
- HP Numbers?
- Does anyone have the blue cat tool?
- 896 PCM, can you flash a 411 tune into it?
- Map sensor question
- Mail order tune Help
- southern ga tuning??
- Tuning bolt on
- Misfires on 2 and 3 at 50+Mph
- Help! horrible stumbling issues at low RPM
- Chasing My Tail....is my desired airflow suppose to be at 0?
- Rolling idle issues after 2 Rounds of tuning with 228R Cam. Help Please
- Thinking about learning how to tune my car, where to start?
- HP Tuners and tuner lock question
- Troube Shooting/ Tunning my 280/LSX
- Tune Time Performance in Lakewood
- PCM, ECM & BCM clarification
- 98 T/A with 99 harness with 02 pcm swap problems
- mail order tune
- GEN IV Truck MAIL ORDER TUNE ?WHERE?
- Trying to get dyno tune but I CANNOT due to my o2 sensors
- Long Hot Start
- Pegged 25% LTRIM - o2's seem ok?
- Found a PCM -Good for anything?
- Modern muscle
- 98 99 engine harness differences
- Tuners in the chicago area???
- I'm about to pull my hair out... AEM wideband install?
- Guide to Electrical Best Practices
- Question about VATS and tuning credits
- Shifting Issues
- VATS Tuned(or fried) itself out?!? Call me crazy
- where does pcm(red) #10 tach wire go???
- Quick question
- Ls2 harness help needed
- 99 ws6 ls2 6.0 trans am
- Dyno tune in southwestern PA.
- LT1 heads and cam timing map.
- Holley Efi Tuners in Indiana / Chicago ?
- Flashing a 99 pcm with a 2000 tune
- Flash a new tune - car takes several ignition cycles to start - Why?
- Hot start problems hunting at idle
- MSD6010/MS1, MS3.57, or MS3x
- 4.3 harness conversion to 5.3
- VVT with 4l60e without ISS
- Noob Tuner
- pulsing problems
- Picking up an 05 harness and pcm need help
- has anybody delt with race proven motorsports
- Trip odometer is resetting itself.
- ltft max bank 1 koeo
- Fuel Tank Pressure Sensor
- Holley efi
- loading up after 5k
- Holley Dominator 1 wideband or 2?
- TPS sensor code after new cam and top end install
- “Service Active handling” & other DIC Codes after headers/manifold/tune??
- Holley dominator efi
- Air Lid to 102 Throttle Body Coupler? MAF or SD??
- Need harness help, LT1 to LS(LQ4) swap
- HHR RWD w/LS1 computer help
- repin a 98
- Aeroforce Interceptor Gauge Owners
- Getting desperate!
- need some advice.
- HELP! descreened maf was told i need a new one!!?
- New to Site and Need Help
- Mail Order Tunes
- dwell timming issues
- Process For Different Computer
- Code p1518
- 24x Reluctor Wheel 58x PCM Programming Fix?
- to MAF or not to MAF?
- Logging Injector Data
- Convert Drive by Wire to Drive by Cable
- Selling My HPT...in Classifieds...has $10,000 in unused credits on it
- P0342, P0343, P0430..heeelllpp
- Frost dual flash pcm
- 98 PCM swap to 99&up Re-pin Questions
- P0757 Shift solenoid b stuck on 2002 camaro
- 07 avalanche (l92) wiring harness and ecm on an ls2
- No 2-3 shift under nitrous
- Cost Effective Code reader?
- intermitten PE
- speed sensor code ?
- Troubleshooting p0133
- Easy tuning projects?
- Need help with 93 octane tune knowledge
- The salvage yard ripped me off..
- Little tuning help needed fast 102 instal
- anyone got a good write up on how to cure idle hang via hp tuners?
- So-Cal: LS Engine Dyno Tuning..Where??
- Does this sound like a tuning issue?
- rear 02 sensor delete help
- Any efi live tunners that can tune via e-mail?
- Can a 01 ls1 ECU work on 98 ls1 WITHOUT THE HARNESS?
- PCM or TPS problems?
- Looking forward to getting tune.
- o2 sensor
- first data logging not sure on what to use?
- Merry Christmas everyone!!
- NGK AFX, HPTUNERS, WIRES install
- Hp Tuner BE vs PE on a 3 bar OS
- Need help...
- 3 new crank sensors in 3 weeks?
- Tune changes with open headers?
- 98 formula TSP224/228 surges in park
- Emission Question, LT1 to LS1, possible to pass?
- Who got a Frost Tune?
- Writing problem with 03 Z06 HPT
- Its about time!!!!!!!
- Bench Top ECU /ECM Programming Cable
- Good Tune shop near Stamford, CT
- Ordered a PLX AFR gen 2 + DM-6 today, anyone here run one?
- Introduction | ShorTuning
- dyno and tuning southwest michigan northwest indiana
- security light, why is it on?
- hp tuner
- Engine Code P0008....
- E85 tuning
- Data log and tune
- How to log fuel pressure using U7198 Diablo handheld.
- Who would be a good canidate to tune an LT1 after a 24x Conversion by e-mail
- What causes tip in knock
- Blew stock pistons twice on twin turbo LS2 with low boost-- Please look at my tune!
- Stock 98 tune
- HELP!! IAT, MAF, Tune??
- speed signal
- Need some help with my 98
- Wiring help
- 24x 12v not 58x 5v, cross-bred GTO LS2
- tuners in south eastern ohio
- louisiana tuner
- same vin pcms
- MAF spikes to 2500 cfm.... I take it that is not normal?
- ls1 no power in gear
- Help ABS pin 20
- 1998 Trans Am cutting out - Can't figure it out
- Which tuner cable Moates or Tunercat?
- Who has stock-like, or better than stock, idle manners with big cam and/or big CUBES
- LS1 running lean....
- Fuel trim question
- Cam position sensor low input
- Question about PLX wideband
- tuners in houston area
- tunnig issue speed density
- lets talk about idle tuning!
- About to get tuned... can you think of anything else for me to do
- Another SD question
- Does anyone know...
- EFI Live and VIN number change question
- DBW woes...
- p1133 and p1153
- idle issue. help!!
- Air/Fuel ratios... is this normal?
- Diablo handheld question
- LS1 barely runs, unusual circumstances. Need serious wisdom here. Where do I start?
- map code and throttle fault - advice
- HP tuners & VVT help please!!!
- 99 ls1 computer w/ 5.3 truck MAF p0102
- PCM swap specific questions
- Will a bad cam sensor do this?
- DIABLO INTUNE users, chime in
- Help, 10.0 at WOT with n.o.s
- looking for a good tuner western pa!!
- Tuner near arkansas
- help looking for fast injectors offset timing table
- LS1 TPS Problem
- P0336 with 383 build
- ATTN hptuners experts. Transmission segment swap
- Where is the throttle blade adjusting screw on a Fast 92 TB?
- 5.3 tps issue
- Ls1 stumbles and hard start
- PLEASE HELP with P0342 code, Tach drops to zero
- Help!! Running Issues "Open Headers"
- Help!! Running Issues "Open Headers"
- 2002 5.3 wit a 4l60 into a 79 malibu
- tune shop
- HELP PLEASE!! i need help from a hptuners guru..
- Megasquirt or factory PCM and standalone harness?
- What codes to delete 4l80e swap
- Go SD or stay MAF?
- recomend a tuner in dallas area
- autometer speedo not working..help please
- Rough idle and stalls
- 2.5 Bar map with a 98 PCM
- Cold start issues = not enough air with Fast 92 TB
- MS3 CAM + HP TUNER Help
- Runs Like S***
- EFI Live injector tuning with turbo question..
- Quick prestartup question
- Wtf is this??
- dyno tune vs mail order
- PCM help
- Where to mount my LS1 computer in my 69 Camaro?
- PCM requests TCS to be Disabled???????
- got 2* of knock at the track, need some help
- bad miss/stumble
- Controlling a fixed displacement AC compressor with a 99-02 f-body PCM questions...
- nnbs intake swap on l33
- 6.0 stays in open loop
- gen4 wiring
- 1-Bar SD Tune in FL/AL/MS/GA
- Maf question...
- What is the worse that can happen?
- ls ECU MCU ID#?
- losing throttle input
- calling a experienced tuning expert
- NB O2's & Lean WOT
- UnPlug Map Sensor, Idles ok, Plug in MAP sensor, no good - HELP
- Auto tune with manual trans. What to delete
- hanging idle with cam
- Help! No low end power
- Holley 90mm TB... IAC and stalling
- car will turnover but not start
- Problems with new 408
- Weird PCM question
- E85 & PCM operating system questions.
- LQ4 with 04 computer timing issue
- JET Dynamic Spec. Tuning advice?
- Tunning shop around CT
- 01' SS underhood fuse panel diagram needed
- 15 mpg with stock LS1/T56 3.54 gears 2700lb car???!!
- need some orange plugs for EFI live
- Minimal sensor inputs needed
- LS9 MAP with 99-02 PCM?
- Cold Starting Issues HCI LS1
- Upgrading a 98 PCM to 99 PCM and HP Tuners