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  1. S

    Torque Converter doesn't properly mate to flexplate

    I think RDF1 is right about the flexplate. Last night I put the torque converter bolts back in and only 3 of the 6 holes line up correctly. I also did a little research. The part number for a 2500/4L80E flexplate is 12554824. The flex plate has 6 bolt holes and the torque converter has 6 bolt...
  2. S

    Torque Converter doesn't properly mate to flexplate

    So I bought a used 1997 K2500 RCLB with a 5.7L and a 4L80E that the owner reported was slipping in 1st and 2nd. It was originally equipped as a plow truck so I thought that wasn't unusual. I got under the truck to inspect everything and noticed there were only 3 bolts holding the torque...
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