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1999-2013 Silverado & Sierra 1500

A forum specifically for the 1999-2006 GMT-800 based Silverado/Sierra and it's improved 2007-2013 GMT-900 Silverado/Sierra counterparts. 


 


Subforums

  1. 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.

    2.3k
    posts
  2. Gen III and IV Small Block & Drivetrain

    Air intakes, exhaust systems, do-it-yourself engine tuning, & drivetrain discussion specific to the 1999-2013 generation of full-size trucks and SUVs.

    12.5k
    posts

59,192 topics in this forum

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  1. pcm updates

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  2. They Got Him!

  3. Energy Suspension Bushings

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  4. Went to the dealer.

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  5. Changed Tranny Filter

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  6. EGR MOD

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  7. AutoTrac-Pretty Smooth

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  8. Gear Ratio Change

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  9. MORE POWER!!!!!

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  10. 4.8 vs 5.3

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  11. 8.5 Plug wires

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  12. Rear end noise

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  13. PIAA Bulbs

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    • 831 views


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