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Manually release brakes?

Hello, have a truck here where the dash display doesnt turn on when started, hydraulics are disabled, will not move forward/reverse.. truck has the electronic parking brake and will not release.. truck does start and run.. does anyone have any ideas how to manually release the brakes on this model truck so it can be loaded onto a trailer, any help is appreciated, thanks

Model DP40N1
Serial AT12C00152
  • Posted 25 Feb 2020 01:41
  • By Josh_Hidey
  • joined 25 Feb'20 - 1 message
  • Michigan, United States
Josh hidey
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Showing items 1 - 3 of 3 results.
There is emergency relief port in the parking brake valve, left side of the transmission. But you need special tool for release the brake. if you dont have it, maybe easier remove the drive axle.
  • Posted 16 Feb 2022 00:34
  • By Justus
  • joined 23 Aug'20 - 37 messages
  • Finland
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Just pull one axle out.
  • Posted 11 Feb 2022 05:08
  • By Dan_Selph
  • joined 29 Oct'21 - 5 messages
  • California, United States
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hmmm))
  • Posted 23 Dec 2021 19:56
  • By Shindeiru
  • joined 2 Aug'21 - 1 message
  • Quebec, Canada
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