Hybrids, XFE, & Active Fuel Management

574 topics in this forum

1. AFM Failure engine bad 92k miles

   By bg1988, November 2, 2019
   • 8 replies
   • 688 views
   • 
   • WilliamBos
   • November 11, 2019

3. 2010 silverado dont have the power it should

   By Sliverado102017, November 9, 2019
   • 3 replies
   • 598 views
   • 
   • swathdiver
   • November 10, 2019

4. Fixed my lifter, questions still...

   By AmDD, November 1, 2019
   • 2 replies
   • 564 views
   • 
   • swathdiver
   • November 8, 2019

5. Chasing 0455 Code 2007 Suburban 5.3 flex. help!

   By Eric Birney, October 9, 2019
   • 13 replies
   • 766 views
   • 
   • Eric Birney
   • October 24, 2019

6. Where can I get gm lifters???

   By Dooder79, October 22, 2019
   • 2 replies
   • 708 views
   • 
   • dsr611
   • October 23, 2019

7. Misfire help please!

   By Brokenraven, October 20, 2019
   • 4 replies
   • 539 views
   • 
   • Brokenraven
   • October 21, 2019

8. knock sensor

   By Jose Medina, October 11, 2019
   • 1 reply
   • 353 views
   • 
   • davester
   • October 12, 2019

9. How to disable AFM? 1 2

   By jester73, October 30, 2012
   • 25 replies
   • 74.5k views
   • 
   • CamGTP
   • October 11, 2019

10. P0307 misfire #7

    By trex860, December 3, 2017
    • 3 replies
    • 1.5k views
    • 
    • jay webb
    • October 5, 2019

11. Check engine light

    By Greg2019, September 24, 2019
    • 7 replies
    • 1.1k views
    • 
    • jay webb
    • October 5, 2019

12. Active fuel management

    By bg1988, October 2, 2019
    • 2 replies
    • 587 views
    • 
    • jay webb
    • October 5, 2019

13. 2012 GMC Sierra 1500

    By Kalebelswick, October 1, 2019
    • 2 replies
    • 383 views
    • 
    • CamGTP
    • October 1, 2019

14. 2009 Sierra 1500 HVAC only does full hot OR cold

    By MikeCanada, September 28, 2019
    • 4 replies
    • 859 views
    • 
    • MikeCanada
    • September 29, 2019

15. Can a built 5.3 from a 99' sierra run e85 normally?

    By Mario Marquez, September 27, 2019
    • 6 replies
    • 1.8k views
    • 
    • CamGTP
    • September 27, 2019

16. Smell gas and no visible leaks

    By Darren Place, September 22, 2019
    • 1 reply
    • 322 views
    • 
    • Colossus
    • September 22, 2019

17. Driver side signal and brake lights

    By BassWood Outdoors, September 19, 2019
    • 3 replies
    • 370 views
    • 
    • diyer2
    • September 19, 2019

18. Silverado Part ID

    By Oorah-wesome, September 16, 2019   

    • parts
    • Id
    • (and 2 more)

      Tagged with:

      • parts
      • Id
      • identification
      • What is this
    • 1 reply
    • 557 views
    • 
    • Oorah-wesome
    • September 16, 2019

19. left turn and brake light problem

    By Richard F Hale Jr., September 12, 2019   

    • no turn
    • blinks rapidly
    • (and 2 more)

      Tagged with:

      • no turn
      • blinks rapidly
      • no brake light
      • left side.
    • 0 replies
    • 381 views
    • 
    • Richard F Hale Jr.
    • September 12, 2019

20. Header+Exhaust HP?

    By Gooseslayer717, September 9, 2019
    • 4 replies
    • 458 views
    • 
    • CamGTP
    • September 10, 2019

21. Multiple misfires on every cylinder at idle

    By Chrisp, September 5, 2019
    • 5 replies
    • 561 views
    • 
    • bg1988
    • September 7, 2019

22. New to me truck has thrown 3 codes already. Needing help

    By Thomas Sword, August 28, 2019
    • 0 replies
    • 1k views
    • 
    • Thomas Sword
    • August 28, 2019

23. XFE Fuel Economy

    By swathdiver, July 18, 2019
    • 2 replies
    • 551 views
    • 
    • bg1988
    • August 21, 2019

24. Gas leak

    By Sng1989, July 19, 2019   

    • gas leak
    • 2011 silverado
    • 7 replies
    • 701 views
    • 
    • swathdiver
    • August 21, 2019

25. Increase My Fuel Economy 1 2 3 4

    By BrandonM, September 6, 2009
    • 54 replies
    • 24.5k views
    • 
    • bg1988
    • August 20, 2019

26. A/C starts Cold then goes warm

    By gosforth, May 25, 2019
    • 2 replies
    • 515 views
    • 
    • bg1988
    • August 18, 2019