Replacing a dishwasher dispenser can be a bit tricky, but it's a job that can be done by a DIYer with some basic tools and knowledge of the dishwasher's parts. Here are some general steps you can follow to replace a dishwasher dispenser.Turn off power to the dishwasher by unplugging it or turning off the circuit breaker.Remove the front panel of the dishwasher. The dispenser is typically located near the top of the door, so you may need to remove the top screws that hold the control panel in place.Locate the dispenser assembly and carefully detach it from the dishwasher. The assembly will typically be held in place by a few screws or mounting brackets.