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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.

565 topics in this forum

  1. Whats Your 2500hd Gas Mileage

    By cghbuilder86,
    • 0 replies
    • 7.4k views

  3. Nascar To Use 15% Ethanol In 2011 Season

    By ybsane,
    • 0 replies
    • 2.1k views

  4. Achieved 21mpg

    By butzers09silverado,
    • 0 replies
    • 4k views

  5. More Ethanol?

    By SilveradoWV,
    • 0 replies
    • 1.2k views

  6. Ethanol In Gas.

    By cghbuilder86,
    • 0 replies
    • 7.8k views

  7. E85 Gas Station About To Open Up.

    By sic lsx,
    • 0 replies
    • 3.6k views

  8. Mpg Wit 33's

    By ld691,
    • 0 replies
    • 4.2k views

  9. Sct Sf3 Vs. Diablosport Predator?

    By tomyboy,
    • 0 replies
    • 2.2k views

  10. Diablo And Fuel Mileage

    By Mike74,
    • 0 replies
    • 3.1k views

  11. 11.8 Mpg

    By 4wd,
    • 0 replies
    • 3.6k views

  12. How Does Low Fuel Pressure Affect Mpg

    By Eddie 70,
    • 0 replies
    • 4.3k views

  13. Fuel Mileage/cruise Control Ques

    By zumbahlenm,
    • 0 replies
    • 2.4k views

  14. The Most Miles You've Driven On One Tank

    By 05silvycrew,
    • 0 replies
    • 5.6k views

  15. Fuel Mileage Mpgs Tahoe Yukon Denali (non Xl)

    By Johnson8537,
    • 0 replies
    • 4.8k views

  16. Shelby Cobra 0-60 3.2 Secs 1000ft/lbs Torque ! ! ! ! &

    By Mikeee,
    • 0 replies
    • 6k views

  17. Big Tires And Gas Mileage?

    By cmoitoza,
    • 0 replies
    • 6.2k views

  18. Fule Milage Mods, Tips, Advice For My 2007 Denal Xl

    By Rayaz_XL,
    • 0 replies
    • 8.7k views

  19. Highway Mileage Drops With Airaid Mit?

    By mtsusa,
    • 0 replies
    • 6.4k views

  20. Cylinder Deactivation On 2011 6.2

    By Ron_CA,
    • 0 replies
    • 17.7k views

  21. Rented Tahoe Last Week, Very Interesting Mpg

    By b00001,
    • 0 replies
    • 4.1k views

  22. Popular Mods For 08 Sierra

    By FLHZ71,
    • 0 replies
    • 4.4k views

  23. What Kind Of Mpg With The 6.6l Duramax Diesel?

    By slimcubby,
    • 0 replies
    • 6.2k views

  24. Ignition Wires And Plugs

    By MNfreak,
    • 0 replies
    • 4.5k views

  25. What Do You Guys With The Vortecmax Run For Fuel?

    By VMaxtastic,
    • 0 replies
    • 8.7k views

  26. Coldstart Problems On E85

    By Matthias,
    • 0 replies
    • 3.9k views


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