Recent Activity

Activity stream for all registered members at GMT800 - The '99 - '06 GM Truck Forum.

  1. Manuel posted a new thread.

    Rear drive axle

    What's going on guys just picked up an 06 sierra crew cab 4x4 . The rear driveshaft was completely messed up will insert pic. My...

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    Forum: Differential & Driveline

    Feb 19, 2020 at 7:02 PM
  2. RDomeck posted a new thread.

    8.1 Big Block O2 sensors

    Hello, Just purchased an 03 with an 8.1 and an Allison transmission. Someone has installed headers, deleted the cats and installed a...

    Forum: Engine & Performance

    Feb 19, 2020 at 4:09 PM