View Full Version : PCM Diagnostics & Tuning



  1. new intake now in open loop
  2. 99 C5 shift point adjustment, need some advice
  3. OBD-II Diagnostic Trouble Codes - DTC's
  4. Look at my BS3 tune
  5. Chip
  6. Is this a tune problem or am I fighting the converter
  7. only way car start is if the scan tool is connected
  8. 01 trans am random misfire code
  9. Another + to FROST!!!
  10. A bout injectors FAST off set in Holley EFI
  11. Diablosport Intune-1000
  12. Help Please!! Switched from EFI Live to HPT now it won't start
  13. BRAKE warning light issue
  14. Need help with tuner in tn
  15. flash computer
  16. LM-2 Is it any good?
  17. A couple WB/NB Questions
  18. Silverado Ethanol tables help
  19. runs better with maf unplugged
  20. Timing tables question
  21. Possible security issue... Need help or advice.
  22. Phone Data Logger Apps
  23. PNP AEM EMS. Can I alter crank/cam teeth with this?
  24. new engine running, thoughts?
  25. auto VE for V2. what PID's
  26. Best Analog gauge to use with the NGK AFX?
  27. which wideband???
  28. Does PCM Need VSS signal?
  29. Just got my hc ls1 tuned Code P0121
  30. e67 and e38 ecm
  31. need tach signal for vhx, coil trigger?
  32. P0133 on stock 5.3 Tahoe...
  33. looking for a solid 5.3 n/a tune
  34. No STFTs Disable? 98
  35. Knock retard...dial back timing or adjust AFR?
  36. Dynojet WB2
  37. BS3 help
  38. Diablo sport predator question.
  39. Scanner speedometer off?
  40. 160 stat vs. mpg
  41. LC-1 not doing anything at all
  42. Need expert advice Knocking issue high rpm 429ci
  43. Holley HP EFI Help Needed
  44. does anyone prefer AFR reading from the y pipe?
  45. P0327-Knock Sensor Circuit Low Voltage
  46. Thanks Steve Williams(Frost)
  47. harness and ecu question
  48. tachometer/speedo/odmeter ???
  49. *update swap running*
  50. Sons car will not go above 45mph and 3000rpm?
  51. How long between trys on VATS?
  52. which pattern is normal in a A6
  53. double din gauge display?
  54. high duty cycle
  55. Need help with my tune. Car keeps loading up with fuel at idle. HpScan attached
  56. Datalogging and tuning progress
  57. short block swap no start
  58. just finished bolt on 01 ws6 with frost tune
  59. Back firing issue with tsp 408
  60. Tuning experts help with gas mileage.
  61. Trouble code help
  62. Need 01-02 Vindicator Cam tune.
  63. noob help for tuning cams
  64. Powertrain code?P0410 Secondary Air Injection System Malfunction
  65. Does this sound good?
  66. Nick Williams 102...p0121 code? Tuning Issue?
  67. dyno/tuner in LA
  68. I Need a Tuuuune!
  69. very newb question but i have to ask
  70. Does anyone have any experience with the superchips vividlinq?
  71. what year pcm do i have?
  72. 5.3 PCM help
  73. help with PCM for a 2006 impala ss
  74. Wont stay running after M/O tune PCM swap - No tach
  75. GReddy E-manage and E-01, anyone use them?
  76. M4 segment swap,simple or not so easy?
  77. o2 voltage bouncing
  78. idle adjustment
  79. 5.3 in 94 chevy truck and 4l60e will not engage
  80. VE table tuning vs horsepower ???
  81. 228r idle help
  82. how many credits do i need to tune gen4 truck?
  83. Need help with engine cutting off ASAP!!!
  84. obd2 power source??
  85. northern colorado tuner?
  86. Power drops off around 4k
  87. is my IAC counts too high and if so how to adjust it lower?
  88. ASR Light
  89. Have you seen this new tuning course?
  90. hp tuners/turbo/exhaust backpressure
  91. High start-up speed
  92. AFR Errors
  93. Intake no tune?
  94. Gmpp ecm
  95. MEFI 4 Tuning
  96. Efi live on my 2000 Camaro
  97. Tuner needed in Colorado/Wyoming area
  98. knock sensor testing
  99. Can I change PCM VIN with a Tech II
  100. Help me find a tuner!!!!!!
  101. Tuning issue?
  102. changing os with hpt
  103. Showing Knock in same area even with E85: Pre-ignition, Noise, Plugs?
  104. 2000 Corvette ECU and 2000 Z28 Harness, will it work?
  105. LS1 Edit On Two Cars
  106. PCM Help!
  107. 2002 tune on 98 ecm
  108. What can you tell me?
  109. Fuel injector wiring problem
  110. I've got a question about copying a tune from the repository via Hptuners.
  111. Misfiring really bad
  112. tuner in victoria ?
  113. 2 gear video in a4 troubleshooting
  114. Help? High LTFTs/Misfires Etc
  115. Security system checkup
  116. replacing 2000 firebird ecm(with HP tuners)
  117. HP Tuners Diagnostic Advise?
  118. egr pin on 99-02 harness
  119. TPS adjustment with volt meter & tuning question...
  120. who is the best tuner in michigan
  121. Going for big numbers w/ Chucks LSX Tuning!!!
  122. Tuners in central Mississippi
  123. How do i populate boosted areas of my tune as a baseline?
  124. ECU controls stock guages?
  125. Mototron 60lb/hr injectors what to change?
  126. Anyone have a 2004 chevrolet 1500 5.3 computer pinout?
  127. Wide Open Throttle LTFT Coming From Nowhere?
  128. ls fbody question
  129. Truck running like crap.
  130. tune or other issue???
  131. dtc c0055
  132. Sam Miller....
  133. Any EFIlive masters of tuning? Need not so basic help.
  134. Holley Dominator EFI
  135. i.a.t. sensor
  136. ECU and Harness question
  137. Newbie has Diablo questions
  138. Anyone running EFI live? 2bar custom tune?
  139. LS2 Throttle Body Tune Changes Needed
  140. In need of E67 gmpp stock tune file help!
  141. new here and need some help diagnostic
  142. Tuning Nitrous Via the IAT Mod Problems
  143. Car starts but dies 3 seconds after starting.
  144. Mounting LC-1
  145. After upgrades, car idles erratic
  146. Tuned 5.3 Silverado: trans slips, revert tune and trans is fine?
  147. Scan XL Pro?
  148. Writing to PCM fail/ inj 0% HELP
  149. 15.6V@WOT normal?
  150. TCS off light comes on if the tires spin
  151. wideband?
  152. 5.3 No start help
  153. Wiring for Alternator with holley system
  154. fried my 98 pcm
  155. wiring issues or something else?
  156. P0118, new sensor, gauge still not working. PCM?
  157. tpms
  158. school me on 98 ls1 pcm's
  159. writing calibration issue hp tuner.
  160. Does Altitude affect MAP pressure at WOT?
  161. 0411 or 2003+ pcm for my setup. Advice needed.
  162. Are front 02 sensors needed on SD tune?
  163. Idle Issues
  164. New GMPP LS3 ecm is locked WTF!
  165. HELP!! clsd tune advice on turbo 5.3
  166. Speed Scene Wiring
  167. lc-1 or other wideband??
  168. Problems!! Please help. Car idles fine but when I put it in gear and accelerate dies
  169. programmer help
  170. Wideband o2 sensor placement?
  171. Can anyone provide a mail order(email order)HPT tune?
  172. Wide open afr accuracy.
  173. New Guy, in need of a serious tune!
  174. Mail Order Frost Tune
  175. Dyno Tune vs HP Tuners
  176. how to take timing out for nitrous on hp tuners
  177. LS3 in 01 Z28 with stock VCM
  178. Help.... Ls2 Cyl. 5 and 8 Multiple misfires P0300
  179. Dynotune question ?
  180. speed density..
  181. Having some possible tune/MAF problems HP Tuners
  182. stock tune, nitrous tune need help
  183. Ls3 pcm swap?
  184. New to tuning gm
  185. Cruising AFR
  186. abs dtc
  187. gauges
  188. 02 Codes
  189. LC-1 reading too rich...how program it to correct?
  190. E85 tune?
  191. Need to get egr tuned out can anyone help NW. IL.
  192. HP Tuners learning curve....
  193. can't reset TPS.... for the fucking life of me.
  194. dtc removal now some issues
  195. Vvt tuning tables
  196. New Tune after cam
  197. L33 Harness/ PCM DBC
  198. Disabling ECU Features
  199. 2000 Corvette N/A E85 - timing advance?
  200. Fuel injection connection harness???
  201. Suggest '98, '02 or other PCM for my LS2
  202. Finally Going to Start Tuning
  203. Faulty O2 sensor?
  204. Tuning my 05 yukon,, help me
  205. 93 z28 not running right,datamaster log
  206. C5 ls1 high idle issue with A/C
  207. MAP 0108 Code HELP
  208. what kind of power?
  209. MAP sensor 0108 code HELP
  210. New to tuning please help...
  211. Stock ECU with wide bands??
  212. Few questions about Diablo for lsx's
  213. Misfiring, high IAT Please help!
  214. High idle when rolling
  215. dyno'd...and have some questions on tuning VE and maf...
  216. Stock Exhaust Wideband Placement
  217. 98 camaro tuning?
  218. MAF, Doesnt work help needed.
  219. Do I NEED a tune?
  220. BCM Pinout
  221. Surging l, but not at idle
  222. Idle Surging (Badd)
  223. Fuel Trims +20%
  224. lean after startup first 5 minutes
  225. Need some help diagnosing my tune issues, logs and file attached
  226. 4L80E Trans Shifiting Questions.
  227. Holley Dominator 60-2 58x DIS coil set.
  228. line pressure
  229. To keep or not to keep "Accel Thruster dfi"
  230. 98 z28 to a 02 computer and wiring harness
  231. when is the best time of year for a tune?
  232. Simulation
  233. Tire difference -ABS/TC Fault
  234. HP tuners credit question
  235. Help! Chasing tail with VE tune!
  236. AEM Wideband Question
  237. 3 bar map scaler settings with EFILIVE
  238. 94 lt1 tune making popping nosie
  239. start stall below 100 degrees coolant temp.
  240. KR with E85
  241. tbss bolt ons= loss in mpg?? whats going on
  242. LS2 PCM Question
  243. Anyone good at high horsepower 6L80 cars
  244. 97 camaro ls1 swap just revs to redline
  245. SD Tune, should I remove MAF wires?
  246. I need some Corvette tips on this problem!!!
  247. SD or MAF for a beginner? also help with start up tune
  248. Thinking about a aem ems
  249. Power Enrichment Delay Issue
  250. pin 20 PRP Signal Low-front (red/green connector)