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  1. beigebus

    4L60E Torque Management, Shift Kits and Towing

    Howdy, folks. I've got a '99 Burb 4x4 with the tow package and 138k miles. I'm going to be using it to pull my travel trailer around the Pacific Northwest this summer, and I'm wanting to do a few mods to make the 4L60E survive. I've already got a temp gauge and an increased capacity pan. I...
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