View Full Version : PCM Diagnostics & Tuning



  1. Slow throttle response Fast102
  2. Anyone have a hp tune similar to mine?
  3. Software that supports both formats?
  4. Dual Injectors, HPT capable?
  5. How to modify cranking advance in HP Tuners??
  6. Looking for a base tune 230/238 cam
  7. Knock sensor adjustment??
  8. Looking for tune file
  9. Overdrive comes in to soon
  10. What are these idle control parameters?
  11. 98 ecu and engine sensor harness
  12. Knock retard @ cruise
  13. 408 with a p0336
  14. 99 Corvette Computer how do I add 4L80 trans
  15. Need to replace map sensor
  16. efilive.com not responding?
  17. Why would O2 sensor get this color??
  18. Stock 99 timing file
  19. 98 Trans-Am
  20. 2000 ws6 complete rebuild, no key on, SES light on, BCM beeping
  21. Warm start, needs throttle?
  22. MAF lbs/minute at idle?
  23. 95 z28 pcm (black connector) what wires are these?
  24. Can i use a stock ecu for timing control?
  25. HP tuner, EFI LIve and Innovate Sale
  26. LS3 TPS/PPS Pinouts
  27. Installing heads. Do I need a tune?
  28. 98 Z28 tuning problems
  29. 04 Z06, installed headers, runs like crap, needs tune already?
  30. Reluctor Wheel/ PCM question
  31. Greater than stock cam, will driving 60 miles to dyno tuner hurt engine?
  32. 2400 stall on a 2800 tune
  33. Strange shutdown that I can't explain...
  34. Most versitile PCM?
  35. Switching PCMs
  36. Newbie - Speed density tune on summer only 66 Nova in Michigan?
  37. I think I killed my PCM
  38. Transam file same as camaro?
  39. Take a Look At My LT1 Datamster file please?
  40. Extreme lean idle and cruise ???????
  41. Corn spark plug reading?
  42. Going nuts.....another in-depth tuner question..$50 Paypal whoever figures it out.
  43. Code scan/clear for 98 Trans-Am
  44. Air Fuel Ratio question..
  45. MSD 6010 wont go over 7500rpms.
  46. funny smell at start up...
  47. 2003 2500 5.3 stalling issue
  48. Idles, but when I give it gas, DIES! HELP!
  49. ls1 w/ 4l60e harness layout help
  50. need help
  51. Tuning for 2-3 WOT shift on limiter..RPM
  52. at a delima????
  53. 5.3 base tune w/ cam etc... Questions
  54. Is HPtuners capable of checking fuel rail psi
  55. Pesky High Idle
  56. Difference in tune using 93 octane w/o ethanol?
  57. 408 Cold Start backfire and hesitation?
  58. MAF problems
  59. Tune on a stock car?
  60. Have a P0420 Code after Header Install ?
  61. Fouling Spark plug Please Help !!!!!!!
  62. 99 Silverado BIN
  63. What should my long term fuel trim % be?
  64. Can a 40-100 O2 reading cause an 80 hp loss?
  65. 94 z28 lt1 no pulse at the injectors?
  66. Random misfire in closed loop only
  67. Email tuners
  68. Would this be possible ?
  69. "Performance Shift" button
  70. Need some help....LS2 GTO 226/234 cam P0106 Code...
  71. Michigan HPtuners Users?
  72. list of what will pull timing???????
  73. 2012 GM truck support now available!
  74. Cooling fans not working
  75. Autometer Wideband Problem
  76. Drive to Dyno-Tune
  77. Found Vacuum Leak- what is it though? Picture
  78. need help programming with my diablo sport
  79. need a tune?
  80. No start...need help troubleshooting!
  81. 416 L92 - timing over 40?
  82. Fans (not cooling fans) on LS1
  83. Spark falling to negative and amost dieing at idle
  84. Using wideband o2's in place of narrowbands?
  85. Anyone using Megasquirt 2 with 58x for ignition?
  86. HPTuners connection issues
  87. 5.3 timing drop to -10 on accelration
  88. Map, baro @ wot
  89. Is my car driveable?
  90. All of a sudden I've got codes..
  91. Secondary Air Problems
  92. Map code messing with TCS
  93. hp tuner and 98 t/a
  94. Need some help. No start issue 24x
  95. 402 ls2 Firehawk dyno
  96. 408 Stroker: possible ignition issue??
  97. Frankenstein engine P0342 camshaft code
  98. Tuning software
  99. pcmforless...hmmm
  100. What is needed to tune?
  101. Running rich and check engine light?
  102. Question on hp tuners standard vs pro
  103. Removing door wiring harness
  104. 99 Firebird O2 simulator for post-converter sensors
  105. will this throw an SES code????
  106. Is this normal anyone help
  107. Need HELP p0101, p0106, p10300, and a pending code p0171
  108. MAF Vs. Speed density
  109. High idle, speedo reading sitting still
  110. 98 fuel system settings after fuel segment swap?
  111. Can/bus diagram ?
  112. does anybody use the FAST handheld programmer?
  113. 1st diagnostic
  114. tps
  115. finally bit the bullet! (FROST)
  116. pcm misfire
  117. DTC 410/412 Check engine light - can't pass State Inspection - HELP!
  118. hptuners PCM shift light wiring
  119. need help getting started with hp tuners
  120. Dyno Tune in SF Bay Area
  121. Brake light and ABS Light on
  122. High IAC count?
  123. 98 to 99 pcm swap fuel level pcm wire ?
  124. Looking for reputable tuner in the DFW area
  125. i have SES codes help?
  126. LY6 VVT stock cam tune?
  127. 4l80E will not make WOT 2-3 shift
  128. change computer now car do not start
  129. Brain dead Camaro (HELP)
  130. Trying to Pass Inspection-P0171 and P0420
  131. GM's new PCM's and Tuning them.
  132. PCMForLESS?
  133. PCM Speed signal 100 mph
  134. Won't idle with oil cap on...ideas??
  135. Disable fuel while reflashing? UPDATE: Cyl fill up with fuel, really quick! HELP!
  136. Jeremy Formato tuning & porting in Gettysburg PA October 23-29
  137. Computer keeps resetting itself
  138. LQ4 Low Hp...HELP lol
  139. In need of help with 5.3 wiring harness
  140. PCM or CPS
  141. Take a look at my tune please
  142. Slow speedometer needle???
  143. Retune after switching from ORY to TD X setup?
  144. Tuning help
  145. Recommend tuner in Hartford CT area
  146. Hp Tuners Vs. EFI Live
  147. critique my tune.
  148. Power dropping off above 3500??
  149. Air removal and SES question
  150. maf/tunning question
  151. Diablo Custom Tune
  152. 98 ls1 in a 01
  153. Question EGR
  154. stand alone harness help?!?!
  155. Idle issues, and few codes (live data pictures added)
  156. rich or lean
  157. spudders when i release the trans brake
  158. Need some help Diablo Tunning
  159. terrible mpg and p0171 p0174 codes
  160. Problems after bad Engine Ground.
  161. tuning for cat delete
  162. recomendations for a timing controller
  163. Transmission shifting issue, anyone care to look at my tune file??
  164. having idling issues
  165. Someone HELP!!! Looking for PatG
  166. P0137 p0157 codes
  167. Innovate LC1 problem.... ugg
  168. LS1 lean/choking under hi-throttle
  169. IAC help
  170. driving coils
  171. tuner locked ls1 ecm
  172. need help,timing twister trouble
  173. Here's one for the LS guru's
  174. Hitting rev limiter on 2-3 shift with built trans
  175. Good Tuner shop recommendation in North Dallas/Collin County area
  176. HELP.. TSP 100mm MAF Calibration.
  177. P1637 CAN Link ECM/ABS Control Module Circuit/Network
  178. Security light flashing!!
  179. Trouble at track last night after tune..
  180. Tuning help in Massachusetts
  181. Need Tune advise - Motor Plate & Soild Motor Mount please come in
  182. Can a car lose a tune over time?
  183. 98 wiring harness 99 pcm??
  184. Lt1edit
  185. Changing injector data
  186. Advanced Tuning Question- High RPM throttle cut and limp mode
  187. 2003 truck pcm 0v to knock sensors?
  188. General Tuning Software?
  189. Mass air flow and V.E. tuning advise needed
  190. Need a tune
  191. Questions for anyone with EFI 24x
  192. Can't get it to idle
  193. aem to oem pcm
  194. gutted car/big stuff 3 come with wires?
  195. C5 - Car will crank and not start / Reduced Engine power - P0606 and P1518
  196. Tuning issues RESOLVED!
  197. Hanging and fluctuating idle after head intake swap-help
  198. hahaha....figure this ridiculous sh1t out......**UPDATE**
  199. LMA-2 Setup on LT1
  200. hawaii?
  201. Your tuning solution EFI LIve, HP, Innovate
  202. Which programmer?
  203. looking for dyno tuner
  204. HpTuners ECM swap?
  205. do i need a IAC
  206. P0101 code and O2 sensor bank one sensor one codes
  207. plx air/fuel wideband problem help!
  208. At what RPM should I shift?*Dyno Graph
  209. on board monitor test $07 and $0C
  210. innovate wideband error?
  211. Who sells ALL NEW...COMPLETE wiring harnesses.......
  212. Spark tables question
  213. Thoughts on this build 402ci ls2 w/ 540rwhp
  214. MAF, H2O's, & VATS
  215. 2001 4.8L Silverado throwing lean codes.
  216. sd tune... do i need a t.p.
  217. EFI LIVE Scan tool
  218. 341 rwhp I was expecting more
  219. Spark and fuel look alright?
  220. P0200 "Injector Control Circuit" after heads, intake, and injector swap.
  221. ls1 stating problem
  222. HP Tuners, 01 PCM and E85. Looking to compare tunes
  223. Will putting my pcm in another car lock it out?
  224. Random misfires at idle, all cylinders
  225. HPTuners 2012 Tahoe, Escalade & Silverado Support added
  226. Finally had my car dyno tuned today !
  227. HP Tuners 2bar MAP OS
  228. New Sponsor: Unleashed Performance
  229. wiring dilema
  230. Granatelli MAF performance
  231. How forgiving is a stock PCM?
  232. PCM ECU LQ9 pinout?
  233. Need LS2 Tuner in Oklahoma area
  234. any good nitrous tuners in kansas city???
  235. looking for location of pin connector (pic inside)
  236. LS1 staying in open loop, need help
  237. EFI Live price increase!!
  238. Reprogramming GM crate engine kit controllers?
  239. hard to start
  240. Speedo Bouncing?
  241. mail order or email speed density base tune?
  242. 2006 c6 reluctor issues
  243. BCM harness same for v6
  244. obd2 black box
  245. LT1 383 Computer change?
  246. Nelson Perfomance
  247. Holley domninator EFI for LS7?
  248. cluster help !!!
  249. Autotap Express Diy
  250. HP Tuners in Socal area needed