Recent content by Thousanddollerchevy

  1. T

    4l60e need help

    I have a 1993 c2500 with a 350 and a 4l60e. I am getting a code 66 and my transmission will start in 3rd unless manualy put into 2nd and no 1st or 4th gear. I have changed all the transmission solenoids, the transmission wiring harness, and transmission filter. I have checked for power on...
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