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Forum: IL6,IL5,IL4 Atlas Engines - P12 PCM

Vehicles include Hummer H3, Colorado/Canyon, Malibu, Cobalt SS, Atom, 06+ Trailblazer (LK5, L52, LL8, LSJ)

  1. Sticky Thread Sticky: GM End of Life Controllers

    Started by cindy@efilive, March 21st, 2016
    • Replies: 0
    • Views: 9,811
    March 21st, 2016 Go to last post
  1. Stock 12631085 anyone?

    Started by SwedeBurb, June 13th, 2011
    • Replies: 7
    • Views: 5,873
    September 15th, 2022 Go to last post
  2. P12 Colorado Flash Fail

    Started by Duramax 6.6L, August 30th, 2013
    • Replies: 3
    • Views: 19,622
    June 9th, 2016 Go to last post
  3. P12 crank sensor relearn unavailable?

    Started by kajon25, February 19th, 2016
    • Replies: 4
    • Views: 11,124
    June 9th, 2016 Go to last post
  4. P12 errors

    Started by Chevy366, March 25th, 2015
    • Replies: 2
    • Views: 10,762
    March 26th, 2015 Go to last post
    • Replies: 4
    • Views: 7,033
    January 3rd, 2015 Go to last post
  5. 06 gmc envoy p12 pcm issue

    Started by cyclerage, May 16th, 2013
    2 Pages
    1 2
    • Replies: 19
    • Views: 14,976
    January 3rd, 2015 Go to last post
  6. P12 BBx functions...

    Started by ScarabEpic22, December 10th, 2011
    2 Pages
    1 2
    • Replies: 16
    • Views: 14,741
    December 11th, 2014 Go to last post
    • Replies: 0
    • Views: 3,840
    August 28th, 2014 Go to last post
  7. 2006 S/C Cobalt SS P12 tuning

    Started by Moparmatty, May 12th, 2014
    • Replies: 0
    • Views: 4,017
    May 12th, 2014 Go to last post
    • Replies: 3
    • Views: 4,369
    April 14th, 2014 Go to last post
    • Replies: 0
    • Views: 3,500
    August 11th, 2013 Go to last post
    • Replies: 0
    • Views: 3,718
    June 19th, 2013 Go to last post
  8. Colorado stock tune

    Started by J.Abbott, July 19th, 2011
    2 Pages
    1 2
    • Replies: 10
    • Views: 11,407
    May 24th, 2013 Go to last post
  9. Throttle Position readings

    Started by Strong05, April 7th, 2013
    • Replies: 2
    • Views: 6,752
    April 7th, 2013 Go to last post
  10. 2.5l Colorado

    Started by relentless addiction, December 25th, 2012
    • Replies: 3
    • Views: 5,249
    December 26th, 2012 Go to last post
  11. Question how is LSJ tuning?

    Started by Boost, October 29th, 2012
    • Replies: 5
    • Views: 9,481
    October 31st, 2012 Go to last post
  12. Bricked H3... almost

    Started by SwedeBurb, May 11th, 2012
    • Replies: 4
    • Views: 7,078
    May 13th, 2012 Go to last post
  13. 2006 Trailblazer P0496

    Started by duramaxdaddy29, April 9th, 2012
    • Replies: 1
    • Views: 6,944
    April 10th, 2012 Go to last post
  14. Colorado P12 3.5 tune

    Started by hondarider552, March 18th, 2012
    • Replies: 2
    • Views: 13,647
    March 18th, 2012 Go to last post
  15. Unhappy truck won't start reflash failed

    Started by camiauto, January 13th, 2012
    • Replies: 5
    • Views: 6,546
    March 18th, 2012 Go to last post

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