Professional Service and Repair Manuals - Perennial Editions and Collector's Series - Chilton's Professional Service and Repair Manuals Perennial Editions provide professional instructions to service 2002 and earlier model vehicles. These manuals contain repair and maintenance information for all major systems that may not be available elsewhere. Included are repair and overhaul procedures, using thousands of illustrations, as well as troubleshooting and diagnosis. They offer a wide range of repair information on cars, trucks, and vans dating as far back as the early 1960s and as current as 2002. An added feature includes scheduled maintenance interval charts.