2021 Pete 567, Cummins 500 efficiency. To activate the engine brake, the wheel brakes need to be activated. Is there a re-program that can be done to get this thing old school and have the engine brake activate without the wheel brakes needing to be tapped?
How to activate cummins engine brake w/o wheel brake?
Discussion in 'Trucks [ Eighteen Wheelers ]' started by Deezl Smoke, Aug 26, 2022.