On my 01 3500.I removed the pitman arm.Then pull out the first seal,It is just pressed in by hand no tools needed.Then dig the next seal out with a small screw driver.Now remove the snapring.Now put the nut and washer back on.Start the truck put a oil catch pan under truck move the wheel back-n forth fast a few times.Shut off truck.The seal and washer will be forced out but will not drop to the ground because you put the nut back on.Now you have all the parts in order that came out.Grease up the new seals and shaft install new seals.
On my 01 3500.I removed the pitman arm.Then pull out the first seal,It is just pressed in by hand no tools needed.Then dig the next seal out with a small screw driver.Now remove the snapring.Now put the nut and washer back on.Start the truck put a oil catch pan under truck move the wheel back-n forth fast a few times.Shut off truck.The seal and washer will be forced out but will not drop to the ground because you put the nut back on.Now you have all the parts in order that came out.Grease up the new seals and shaft install new seals.