For your Coach step, it sounds like you could use some replacement parts. I recommend the Replacement Motor for Lippert Electric Coach Step # LC301695 (you can reuse spacers if needed) and the gear # LC301696. These two parts could be the cause of the clicking noise, or you may just need the Replacement Self-Lubricating Bushing for Lippert Electric Coach Step # LC116531 if the clicking is in the frame. If you replace the gear and motor, you may want to consider the Replacement Double... view full answer...