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  1. 99 to 2002 calibration
  2. Idle surge coming to a stop
  3. "Launch box" w/ COS?
  4. Who runs a COS on a NA setup? Pros/Cons???
  5. Setting up the N2O Modes
  6. Pids don't respond!
  7. Setting B3647...accurately..ish???
  8. COS3 initial NA setup, B3647, A0014 and A0008 ????s
  9. Main and Boost VE...one table?
  10. PCM Terminals
  11. N20 Switch wiring with OS5
  12. V1 V2 Commercial Custom OS
  13. E38 Os
  14. Linear-fill
  15. Where is all my fuel going?
  16. Vortec PCMS
  17. couple of questions.....
  18. COS5 question for ROSS
  19. Reduce Engine Mode No Code
  20. AutoVE with V2?
  21. Need help - newbie
  22. 2001 Vette Stock Tune Needed
  23. Lean Start Problem with pre-2003 OS
  24. Concerned and aggrivated
  25. Anyone have 04110003 Auto Gearbox file
  26. stft
  27. Os 01251057
  28. Help my spark advance is too high
  29. cant upgrade to COS3
  30. 2005 to 2007 OS
  31. COS5 Help
  32. VE multi
  33. Interesting day at the inspection station...
  34. !etc??
  35. cos 5 on a c5?
  36. need help with tune file. Please look
  37. please explain
  38. Fuel Problem COS3 E40
  39. Custom Op Sys--which one?
  40. Few questions after COS3 flash
  41. Newbie to EFILive, Just a Few Dumb Questons
  42. Help COS5 Semi OL STFT ?
  43. is there cos for 00'
  44. Comparing tune table lists
  45. COS3 running rich
  46. Setting up for semi open loop
  47. Lean COS5 startup, tune and log included
  48. map rationality
  49. Cos3 (2bar)
  50. C.O.S. will not load.
  51. Cold Start Enrichment in pre-2003 COS
  52. need a starter tune
  53. COS' temperature model
  54. B3647 help?
  55. Help resetting OS and calabrations to stock
  56. COS for 4.3L Vortec V6?
  57. Speed density run.
  58. pulling timing not in program
  59. Help with cos3
  60. E38 Fans patch not being applied
  61. Where to start.
  62. COS 5 have outputs?
  63. 08 g8 cos
  64. Why run a Custom Operating System???
  65. For those who upgrade to a COS or have severe surging at idle
  66. E38 ECU, S/D operating system, forced induction. Barometeric updates?
  67. COS#3 adding timing
  68. cos3 to cos5
  69. Just installed COS5 - Questions
  70. help! rich at idle
  71. larger high impedance injectors
  72. Switch from OLSD to OLMAF
  73. V2 questions
  74. Can not reprogram pcm for new OS
  75. too rich?
  76. Two step help please
  77. Finally did the wiring end of my COS5......
  78. cos3 sem-clsd
  79. cos3 or cos5
  80. Boost fueling tables
  81. Strange Problem with COS Setup
  82. Upgrade options for a car with 09381344 OS
  83. PE And Boost VE {A0009}
  84. turbo tuned port 350 custom os 3
  85. Do I need the Speed Density COS?
  86. cos3 semi closed loop
  87. WTF....i want a COS5
  88. cruse afr
  89. lean low rpm??!!
  90. Pulling Timing - No idea why
  91. 4l80e segment swap!!!
  92. Car is running VERY rich all of a sudden
  93. Problem with COS 5
  94. reduced engine power can't be shut off
  95. 97 PCM to cos
  96. COS 5 question
  97. COS5 available for this OS?
  98. COS3 popping into closed loop even though I'm not commanding 14.68
  99. b5915
  100. M6 to 60e swap with COS3 & SD
  101. COS 3 Help Please
  102. COS 5 Question..
  103. COS 3 or COS 5 for 2000 Corvette?
  104. Can you load a cal into a COS without an ECM?
  105. idle problem
  106. Lean cold start COS3.
  107. 411 computer and custom OS, no flash...
  108. A0001,A0002, and C3003 out of range?
  109. 02020003 with 0411 will not go semi-open loop
  110. b5915
  111. custom 5 limiter kicking in
  112. 0202005 is based on what OS?
  113. How about a mph/retard?
  114. Error message?
  115. Spark Advance vs. Gear or MPH
  116. Ls1 pcm running electronic throttle
  117. I paid for EFLIve, why can't I flash COS3?
  118. STFT and LTFT tuning
  119. '99 to '02 OS Upgrade issues
  120. Still Pinging
  121. Flex Fuel for LS1
  122. timing questions with COS 0202001
  123. clarification on semi closed loop SD
  124. N2O fueling.. ONLY VE?
  125. V2 asking for license again
  126. STFT Idle
  127. Pe
  128. Custom operating system
  129. 06-07 cos
  130. Is there a COS for a 98 pcm yet?
  131. Custom o.s#5
  132. COS-3 Can I Temporarily Enable LTFT?
  133. COS 5 Fuel VE multiplier
  134. wideband 02 in closed loop
  135. Custom OS List
  136. I need a custom OS to make my M6 shift faster
  137. COS 3 timing question
  138. COS3 fueling issue under boost
  139. COS3 Idle no run ??
  140. custom os question.
  141. Can't get this right
  142. OS upgrade... from 12593555
  143. Looking for a 12212156 file
  144. stft (your input)
  145. crank angle sensor error
  146. Lean AFR Problem
  147. B4001 question
  148. Great results using Alternate Fuel operating system
  149. switched from COS 3 to COS 5 now reduced power mode
  150. 99 truck to OS12212156
  151. COS 3 Question
  152. 2 BAR COS on E40 LS2
  153. Advice Please
  154. COS for VZ 1MB PCM
  155. Can't edit COS
  156. 98 2 bar custom OS
  157. Full Flash and requirement to isolate from the Class-2 network
  158. 4l80 swap for custom operating system
  159. MAFless Full pressure
  160. Why not use MAF for entire RPM range?
  161. COS on jetboat
  162. 99 to 02 to COS5
  163. Custom OS not showing up after full reflash
  164. smoother idle
  165. CO3 Speed density 2 bar temperature modifiers?
  166. COS3 Map calibratin
  167. map sensor 12615136 reading
  168. WB 02 doesn't follow commanded AFR
  169. Working on a custom operating system without having pcm handy.
  170. First time user, help needed flashing COS
  171. No COS fuel trim, what did I fat finger
  172. COS#5 Car runs bad
  173. p1221 reduce power mode
  174. 2006 Silverado Turbo. . Really need a COS.
  175. 2003 c5 n20 cos
  176. B3647 Semi Open Cell Interpolation and cmnd AFR
  177. TPS VE Table
  178. N20 Monitor VE Muiltipler A0015
  179. Cold start, IAT, ECT question.
  180. E40 Boost VE tablevalues disappear after flash...
  181. COS Newbee needs a little help
  182. COS 5 Help Needed Here...Please
  183. Help with tune adjustments
  184. Full flash after fixing OOR cells?
  185. 511.99 ?
  186. Need a COS to start with
  187. COS3 and lean cruise????
  188. Back to stock?
  189. What COS should I use??
  190. how do I go back to gm os 12212156?
  191. 2000 to 2002 OS to COS sanity check questions
  192. E40 2bar!
  193. COS5 questions
  194. PCM OS upgrade is there any benifit???
  195. Is there a COS available?
  196. "Going Mafless" in COS Tutorial?
  197. A0007 with Calc VE?
  198. Help stuck in dead poll!
  199. First time COS upgrade, lost.
  200. cos 5 timing going to 0 at high rpms
  201. Any new Custom OS OP's out there?
  202. Limits for Cos 5
  203. Custom operating systems and crankshaft relearn?
  204. 2002 Camaro COS5 2/3 BAR MAPS?
  205. E38 Pontiac G8 COS?
  206. E38 Boost + AFM/DOD
  207. Custom I/O software logic
  208. Desired airflow COS3
  209. I have the oddest combo possible.....
  210. 408 stroker stalls when coming to a stop
  211. E38 COS shifting?
  212. COS5 nitrous activation issue
  213. E40 2 bar Dyn Air dropping and so is fueling and everything else
  214. 2 bar set up on a 99 k1500
  215. Cos full flash
  216. Tried flashing COS3 after successful test, but recieved error "ACCESS DENIED"!
  217. COS 04110003 Cant seem to make the "flex fuel" sensor function
  218. COS5 Nitrous capability question
  219. E38 fan rescaling ?????
  220. change spark table fron grams/cyl to map
  221. Go back to original operating system?
  222. 02 COS3 Invalid Checksum
  223. valet mode/2 steep rpm limiter
  224. 60e to 80e segment swap on COS
  225. Dual stage nitrous on a COS5
  226. Stock COS3 for Holden 9381344 OS
  227. hard to start after reflash
  228. dbw lq4/t56 magnum swap in 93 lightning 2 bar custom os question
  229. COS help?
  230. 80e will not down shift to 1st when WOT
  231. tow haul mode 2 tunes?
  232. COS Tuning Steps
  233. Went from hot weather to extreme cold not truck runs like crap
  234. Just finished my COS tune and no start
  235. Custom os tuning questions
  236. Problem installing COS3 on 12212156
  237. Breaking up in Boost Randomly
  238. COS5 Turbo Questions
  239. COS 5 Nitrous retard for Anti-Lag
  240. Random no starts
  241. Boost VE Tuning Tips
  242. G/cyl question
  243. Disable A0014 for Tuning?
  244. Lean Cruise with COS5?
  245. Semi-Open Loop Questions
  246. TPS VE for idle fueling ?
  247. COS for 2007 Silverado 12613246
  248. COS3 bootblock error 12212156
  249. 3 bar SD starting tune
  250. Idle Airflow with COS5 2bar SOLSD