Welcome to The RC Doctor, an area of CompetitionX dedicated to helping you diagnose and repair any RC car or truck problems. With over 20 years of RC experience, The RC Doctor provides expert advice on nearly all subjects related to RC cars and trucks. We can help you troubleshoot everything from faulty electronics to broken chassis/suspension parts and point you in the right direction on how to get it fixed. If you have an ailing RC, fill out the Ask The RC Doctor form on the right and let us help you diagnose your problem!