He Makes 17,000 Mistakes A Year John H. Moore, Jr., national manager of Plymouth's Trouble Shooting Contest, is the automobile industry's only executive who orders parts deliberately manufactured manufac-tured not to work. In Trouble Shooting, a program that encourages high school students to become auto mechanics, mechan-ics, various parts of the car are "bugged" to keep them from functioning properly, and the contestants try to fir.fi and fix the malfunction. Cecaust installing six to t r. identical malfunctions in as many as 50 cars before a contest lakes a lot of time, Moore orders parts that look authentic iui thai just won't work. He substitutes the fake parts for the real ones.