05 cummins tow haul issues

[2point2fast]

hello everyone, im new here. and im lost. i have an 05 2wd truck and the tow /haul keeps turning on and off by itself.. if i push and hold the tow/haul button down it stops doing this and the truck runs fine. please help???!!!!

 

[cerberusiam]

Bad connection in the button is th elikely cause. They will go bad and have to be replaced occasionally.