A range's vent hood is as vital to a working kitchen as a refrigerator or a stove. It filters out smoke, heat and moisture, and it helps get rid of cooking odors. But vent hoods can have problems, from fans and lights not working to downdraft hoods malfunctioning. The last thing you want to deal with when you're saut'ing vegetables or frying chicken is a dark work area and a cloud of grease filling the room. That's where Repair Clinic comes in. We have a complete troubleshooting guide to help you identify the problem, buy affordable replacement parts and do a step-by-step for a successful DIY repair.