PDA

View Full Version : Custom Operating Systems



Pages : [1] 2 3

  1. First Thread
  2. RePost
  3. Re: going to S/D tune O/S on a 99 PCM
  4. How do the .cals tie in with the .tun files?
  5. I got it... Opps I aint got it...
  6. Finally have the truck back... New COS #3, one problem
  7. Still problems with B3647 in OS3
  8. Progress on Cust OS w/E85 issues?
  9. EQ or AFR
  10. ecm pin outs
  11. upgrade OS??
  12. gen 1 motor with gen 3 ecu
  13. speed density
  14. Duramax tuners, see here...
  15. gm os to custom os
  16. OS3 installed
  17. Does this make sense?
  18. COS#3 ... Max MAP = 105kpa in the scanner?
  19. Open Loop VE IAT Multiplier Values
  20. going Custom OS
  21. Semi-Open Loop Vs Just Open Loop
  22. Help with IAT issues in SD, Open Loop
  23. Hmmm. Boost VE and 2nd fuel pump on a Hobbs
  24. idle fuel efficiency?
  25. Strangeness with open loop idle lean limit (B3607)
  26. 2step Timing Based vs Fuel
  27. New to Custom OS's
  28. Can someone explain why the '01 and '02 ls1s are better?
  29. Open Loop Fuel Economy Results
  30. Tow / Haul
  31. has anyone had vtd problems after bench flash of costom os
  32. B3641's usefulness with New Operating System
  33. can anyone please help me out with tuning...?
  34. Custom O.S V5 gets a run
  35. 98 PCM options
  36. Not entering PE Mode
  37. next custom os release (external switch...)
  38. any boosted corvette A4 guy here?
  39. Custom OS 4 and 5
  40. Question about semi-open loop and boost/meth
  41. Show me your A0014's
  42. Build Boost While Staging
  43. Valet Mode
  44. Valet mode finally
  45. 98 2 bar custom OS
  46. Installing Custom OS
  47. custom operating system for 2002 avalanch 12216125 ecm
  48. Question about Speed Density and dual spark map
  49. Spark modifier, any use?
  50. looking for big help with tuning an extremely large cam in my ls1
  51. custom os and nitrous
  52. Nitrous Survey
  53. HP tuner inhanced SD vs efi live.
  54. Table Names vs Table Number
  55. Custom OS#5
  56. Long Term Trims
  57. Spark Boost retard table
  58. Personal vs Commercial
  59. Maf and custom op. sys. 3
  60. Tune in SD or with the MAF
  61. setting ve tables
  62. can you hlp me plsss ???
  63. Replacing MAP 2002 Vette
  64. Custom OS B5956
  65. custom os back to stock
  66. IAT VE Multiplier - multiplies Boost VE tables also?
  67. SD tune
  68. would this be hard
  69. STFTs very rich after Custom OS tutorial
  70. Multiple problems after '03 Custom OS upgrade on truck
  71. Feature Request: Tip-in enrichment
  72. b4205 and b4108 settings after cust OS tutorial
  73. Question on logging AFR
  74. upgrading OS3 to OS5 using Roadrunner
  75. Custom OS B6619
  76. Os#12605114
  77. Car Dies With A/C On
  78. Custom OS to OS#5
  79. Tuning a 8TB manifold 383 with big cam
  80. Returning and starting tuning in Semi open loop SD mode
  81. 2Bar OS and Readiness Tests
  82. Tuning idle transition with OS5
  83. 07 suburban
  84. 2005 Custom OS3 in a 2006 Truck?
  85. Dual spark maps, let me get this straight????
  86. Update to the Camaro 02 OS 12212156
  87. Lean Cruise 2002 Vette
  88. Need a COS5 120205 Tune.
  89. COS #5 what am i doing wrong!!!
  90. Custom OS, now no PCM comm's
  91. COS5 Question????
  92. New here...I think i have a helpful write up for an OS swap...
  93. COS Idea. Cylinder Balance percentage.
  94. Os Faq
  95. 99 -> 02 OS upgrade questions
  96. Which PCM connector for valet wiring?
  97. Need help SD
  98. Personal to Commercial required?
  99. ETC question for Ross/Paul (and anyone else who knows ;))
  100. Which OS?
  101. Upgrading from 2k OS
  102. A0008 OL ECT Command Fuel Multiplier
  103. Commanded AFR stuck at 12.53 after warmup
  104. How do 98's fit in?
  105. reflash operating system
  106. Maybe stupid questions ...
  107. I have a 1998 Camaro..
  108. OS5 TPS VE Table setup?
  109. Strange MAF&MAP tune issue...
  110. Custom OS went screwy?
  111. AutoVE not working - SOS!
  112. wide band o2
  113. Opps, Need Emission Test
  114. B3647 Question??
  115. Newbie OS Question
  116. N20 Switch wiring with OS5.
  117. Reading PCM
  118. Full Reflash
  119. Tutorial
  120. B6245 and B5911 Units ???
  121. Custom OS#5
  122. Why doesn't SAE.MAP not work? (2-bar)
  123. 2 bar MAF with custom O/S??
  124. Problem with 04 Vette and speed density (ETC?)
  125. Another issue with C5 SD tune..
  126. lean cruise in OS3
  127. 04140003 VZ Custom Op
  128. COS5 shuts the engine down after 3 seconds...help!
  129. Changing the scaler number in COS5 doesn't change the key on engine off map reading??
  130. limp mode
  131. Weird Problem
  132. COS5 question on STFT's
  133. COS #3 to COS#5
  134. Thanks to Black02SS, my EFI Live COS5 sd tune is running great!
  135. Weird AFR at idle
  136. Custom Os???
  137. help ????? 2000 to os5 and maps off wack
  138. Dual Spark Maps - Difference ?
  139. Copy and Paste
  140. Custom operating systems for 2006 models
  141. COS3 cold lean startup solution
  142. Forced octane scaler
  143. Custom O.S #3 Update for 2003+
  144. COS idea
  145. New COS3c Problems
  146. COS5 with 60 lb injectors
  147. Lean spikes commanded vs actual AFR
  148. Service Number 9354896
  149. COS types and abilities?
  150. Looking for help, having some VE tuning trouble
  151. OS files
  152. 2003 Vette twin turbo done with OS3
  153. COS for E40 and fans
  154. Where did all the COS go?
  155. Auto VE setup with CO 3
  156. charge temp blending
  157. cos 5 with trans brake and n2o
  158. Stuck from the beginning (as usual)
  159. Anyone disconnected their front O2's after open loop programming?
  160. custom operating system nos
  161. 98 Custom operating system...
  162. timing map
  163. COS#5 help
  164. No Communication After Reflash?
  165. Accel enrichment
  166. Injector Flow Rate question
  167. B3647 = A0008 ???
  168. starts for 1 sec and then dies
  169. 3 bar help
  170. Valet Problems
  171. Loging A0009
  172. E40 Valet mode?
  173. B5908
  174. Co#5
  175. Boost Timing Table
  176. 7.4.2 Cos
  177. 2005 Cos3
  178. Loaded Custom OS: 03Z06..starts/dies after 1 sec
  179. Trouble loading 2002 OS in 1999 PCM
  180. Compare feature
  181. Car reduced power mode/dies after idling with A/C on for a bit
  182. Dfco
  183. Cos 2
  184. Service vehicle light with custom os?
  185. 2004 gto pcm connector colors...
  186. A0011 out of range...
  187. Custom OS Locking Ability
  188. How to combat IAT swing?
  189. Knock after COS #3 install, but never had knock before
  190. Rich cruise in COS5
  191. Need some help with a few issues: tune inside
  192. Need a little help gettin started on COS3 fine tuning. Please
  193. COS 5 and Auto VE Tuning Question
  194. Slightly OT: where to put the Valet switch?
  195. A0014
  196. COS 04140003 lean problem
  197. COS for 2006 OS
  198. 2 step
  199. where do I download COS#5
  200. 2004 Monaro PCM
  201. B0109
  202. stuffing a 512kb os in a 1mb os...
  203. No GM PIDs and no VIN with COS3
  204. How do you log misfires in COS5?
  205. Can't flash to COS!?
  206. nos
  207. OS#09381344 to COS5 ?'s
  208. OPEN-LOOP based fuel control in Cos 3...question.
  209. HP Tuners Custom OS for Real Time Tuning compared to EFILive RTT?
  210. COS3 out of range calibrations
  211. B4005 Small Pulse Adjust How does GM create this table?
  212. COS5: Difference in A0008 and B3632?
  213. semi closed loop
  214. lean wot with big ve numbers and low injector duty cycle
  215. Getting trans segement into COS3
  216. Will 12212156/COS5 run on PCM used in 2003 Z06...?
  217. lean not sure what i am missing
  218. Is there a tutorial for changing your OS to a newer one?
  219. COS3 and COS5 lean cruise PE Mode AFR error
  220. Help: Loaded a COS but can't load Cal
  221. How do you change the VIN when upgrading to a newer OS?
  222. Spark Retard
  223. Start up A/F's
  224. COS5 With A 2 Bar Map Sensor Question
  225. COS#5 for 2004 silverado
  226. Which maf fail numbers are you using for C2907 and C2908?
  227. COS5...which table controls the commanded AF <100F ECT at start?
  228. Math for the VE multiplier
  229. Ship Shift
  230. Upgraded to COS3 and have problem......
  231. Can anyone help with a couple of problems?
  232. car wont start with COS#5
  233. cos3 in o4 vette
  234. 2004 GTO (OS 12587604) COS options
  235. moving to co3
  236. help with COS5
  237. os3 in 02 zo6 timing problem
  238. Can You Guys shed some light on this for me...............
  239. Custom OS on 0411 PCM for L31 Vortec?
  240. Boost VE map...............
  241. What OS To Use?
  242. Could you Guys Please look at my tune.............
  243. can't get BEN filters to open
  244. looking for recommendation...
  245. post up COS5 tune files
  246. P1516 - Custom OS 02612557 E40
  247. 0411, marine intake and 4L80E
  248. LS2 E40 2 Bar Custom OS
  249. Formal Request for COS5 for 1MB PCMs (04 GTO, etc)
  250. custom OS with efi v1