I am trying to read the program in a 2006 Silverado 2500 with the L18/Allison combination. I keep getting this error. Software is 2.24. Any suggestions?
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I am trying to read the program in a 2006 Silverado 2500 with the L18/Allison combination. I keep getting this error. Software is 2.24. Any suggestions?
Nevermind. Pulled TCM fuse and no problem.