Hybrids, XFE, & Active Fuel Management

572 topics in this forum

1. Cylinder Deactivation On 2011 6.2

   By Ron_CA, September 5, 2010
   • 0 replies
   • 18.7k views
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   • Ron_CA
   • September 6, 2010

3. Rented Tahoe Last Week, Very Interesting Mpg

   By b00001, August 18, 2010
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   • 4.1k views
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   • b00001
   • September 6, 2010

4. Popular Mods For 08 Sierra

   By FLHZ71, April 1, 2010
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   • 4.4k views
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   • FLHZ71
   • September 2, 2010

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

   By slimcubby, August 27, 2010
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   • 6.2k views
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   • slimcubby
   • August 28, 2010

6. Ignition Wires And Plugs

   By MNfreak, April 1, 2010
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   • 4.6k views
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   • MNfreak
   • August 25, 2010

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

   By VMaxtastic, August 19, 2010
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   • 9.3k views
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   • VMaxtastic
   • August 19, 2010

8. Coldstart Problems On E85

   By Matthias, July 16, 2010
   • 0 replies
   • 3.9k views
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   • Matthias
   • July 20, 2010

9. Thinking Of Buying 07 Sierra Please Help

   By rhariz21, July 19, 2010
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   • 1.6k views
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   • rhariz21
   • July 19, 2010

10. 2010 Sierra 1500 Econ

    By dontcallmeash, February 14, 2010
    • 0 replies
    • 5.5k views
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    • dontcallmeash
    • July 17, 2010

11. Stick With Afm Or Tune It Out?

    By PFF09Sierra, June 21, 2010
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    • 2.1k views
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    • PFF09Sierra
    • July 17, 2010

12. Real World 2010 5.3 With 3.08 Axle Mpg?

    By b00001, April 29, 2010
    • 0 replies
    • 12.3k views
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    • b00001
    • July 8, 2010

13. Mpg On 6.2 Post-tune

    By tonygxp, June 15, 2010
    • 0 replies
    • 5.1k views
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    • tonygxp
    • July 8, 2010

14. Selling My Lifted Nbs 4x4 Truck :( But Looking For A Tahoe/yukon/subur

    By Johnson8537, June 4, 2010
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    • 2.5k views
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    • Johnson8537
    • July 4, 2010

15. Afm

    By midnight6, June 30, 2010
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    • 2.1k views
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    • midnight6
    • July 1, 2010

16. E85

    By 88K5, June 2, 2010
    • 0 replies
    • 5k views
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    • 88K5
    • June 12, 2010

17. Recommendations For Chipping My 2003 Silverado

    By treyames72, June 4, 2010
    • 0 replies
    • 1.4k views
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    • treyames72
    • June 4, 2010

18. 3.73 Vs 4.10 Miliage

    By deepstuff, April 24, 2010
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    • 8.6k views
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    • deepstuff
    • May 31, 2010

19. Raked Vs Level Stance Changes Fuel Economy?

    By isaidme, May 31, 2010
    • 0 replies
    • 2k views
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    • isaidme
    • May 31, 2010

20. '09 Crew Cab With 4.8 Engine And 3.73 Gears

    By pm26, February 9, 2010
    • 0 replies
    • 3.8k views
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    • pm26
    • May 26, 2010

21. Does Diesel Fuel Have A "sell By" Date?

    By tomseeley, March 6, 2010
    • 0 replies
    • 2.1k views
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    • tomseeley
    • May 19, 2010

22. 2009 4.3 V6 Mileage

    By pm26, April 19, 2010
    • 0 replies
    • 5.3k views
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    • pm26
    • May 17, 2010

23. Diablo Or Superdhips For Mpg

    By robertluongo, February 17, 2010
    • 0 replies
    • 4.4k views
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    • robertluongo
    • April 30, 2010

24. Lastest E85 Data With 6.2

    By RyanbabZ71, March 20, 2010
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    • 3.7k views
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    • RyanbabZ71
    • April 30, 2010

25. How Can I Tell If Afm Is Active?

    By WESB, April 22, 2010
    • 0 replies
    • 5.1k views
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    • WESB
    • April 28, 2010

26. Xfe Done!

    By b00001, April 25, 2010
    • 0 replies
    • 1.7k views
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    • b00001
    • April 26, 2010