Dan's Diesel Programmed  TCM
Has your GM A40 or A50 TCM left your truck inoperable?  We have the solution. Watch the video to learn more >>>>
What's Included
  •  Pre-Programmed with Optimized calibrations
  •  Improved shifts, TC engagement and throttle response
  •  Plug and Play
  •  Installs in under 5 minutes
  •  2 Year unlimited mile warranty