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Hybrids, XFE, & Active Fuel Management

GM's Hybrid Trucks & SUVs, thel saving XFE model, and the Active Fuel Management system for the 2007-2013 model years.

452 topics in this forum

  1. E-85 Refueling Events 1 2 3 4 5

    By minibike132,
    • 66 replies
    • 58,133 views

  3. 4wd Lo wont engage/ 4wd Hi works

    By kalvinandrew,
    • 2 replies
    • 64 views

  4. Is my 2011 GMC SIERRA SLT 6.2L capable of adding AFM?

    By Daniel Payne,
    • 13 replies
    • 184 views

  5. Possible ECM or Loom issue causing #6 misfire?

    By Red Beard the Frozen,
    • 0 replies
    • 30 views

  6. 2007 GMC Sierra 5.3 problems

    By Bobbie Guidry,
    • 2 replies
    • 59 views

  7. Tank always reads full

    By Eric Hammond,
    • 3 replies
    • 71 views

  8. Superchips Flashpaq F5

    By Chris Harkness,
    • 2 replies
    • 54 views

  9. Unlocking lifter.....VLOM problem?

    By Ryan Bokros,
    • 13 replies
    • 23,625 views

  10. High Mileage AFM 5.3

    By JaBradt85,
    • 14 replies
    • 13,334 views

  11. PF48e oil filters

    By Matthew423,
    • 9 replies
    • 214 views

  12. Mystery Misfire #6

    By DJ Ragsdale,
    • 6 replies
    • 254 views

  13. Outside mirrors

    By big a,
    • 5 replies
    • 119 views

  14. 2015 AFM cylinder deactivation mainifold

    By Bruce Walkden,
    • 2 replies
    • 92 views

  15. 12' Tahoe 5.3 rough idle ? Heeeelp

    By Hugeroost,
    • 10 replies
    • 176 views

  16. AFM delete 1 2

    By Joel Starling,
    • 20 replies
    • 678 views

  17. Traction Control/Brake/Cruise Control/Flashing lights

    By Kyle Kelso,
    • 1 reply
    • 89 views

  18. Fluctuating oil pressure. Hard start.

    By Jon Kriebel,
    • 4 replies
    • 157 views

  19. Bilstein struts/shocks

    By Matthewsteven1989,
    • 0 replies
    • 64 views

  20. Z71 4x4 buttons not working

    By Nu_2_Z71,
    • 0 replies
    • 73 views

  21. AFM Delete

    By Katherine Krisak,   
    • 2 replies
    • 162 views

  22. CV joint boot

    By Darren Place,
    • 3 replies
    • 92 views

  23. Fuel issue?

    By Blake Sul,
    • 2 replies
    • 86 views

  24. AFM OIL CONSUMPTION ISSUSES

    By WHITE DIAMOND 12,   
    • 5 replies
    • 369 views

  25. Gas smell..no leaks or codes

    By Darren Place,
    • 3 replies
    • 110 views

  26. 2007 GMC Sierra 5.3 engine problems

    By Bobbie Guidry,
    • 7 replies
    • 208 views


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