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4l60e

  1. Jeffrey1988

    Replacing Tranny Issues

    I have a 2004 5.3L Z71 Avalanche with the 4L60E tranny with way too many miles on it. The tranny failed. I found another 4L60E in a 1999 4x4 Blazer with a 4.2L V6 that I replaced the bad one with. I swapped the bell housings and the transfer cases and put the Avalanche's back in the Avalanche...
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