A certificate of achievement may be earned by completing all the courses required for this major with a grade of C or better. Automotive collision repair and refinish technicians perform structural and cosmetic repair of cars and trucks. If a vehicle has been in an accident, they fix the dents, scratches and other damage to return it to pre-accident condition. If the paint is faded or peeling, they refinish it. At Contra Costa College, you'll spend more than two-thirds of your time in an impressive on-campus automotive collision repair shop, working with many different vehicles and the latest tools, hands-on.