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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.

410 topics in this forum

  1. AFM Delete Parts List

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  2. 6.2 Gas Milage..... 1 2 3 4

    • 54 replies
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    • 10 replies
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  3. e85 mpg drop 1 2 3 4 5

    • 60 replies
    • 13,535 views
  4. Fuel Range

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  5. Mpg When Towing 1 2

    • 23 replies
    • 7,567 views
    • 33 replies
    • 12,605 views
  6. AFM Problem

    • 10 replies
    • 4,166 views
  7. Declining MPG's

    • 10 replies
    • 3,058 views
    • 1 reply
    • 2,279 views
  8. Mpg and ethanol

    • 9 replies
    • 2,294 views
    • 33 replies
    • 12,867 views
  9. Fuel mileage update

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    • 2,359 views
    • 14 replies
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    • 8,699 views
    • 23 replies
    • 4,407 views
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