Green Thumb Local August 1, 2021 Residential plumbing, commercial plumbing Find Out Why Your Dishwasher Keeps Clogging Green Thumb Local August 1, 2021 Residential plumbing, commercial plumbing Identifying a dishwasher clog can be challenging. However, if there are constant gurgling sounds and the dishwasher is backing up the sink, then it's safe to say you have a clog on your hands.