The 1990 Chrysler Imperial Powertrain Diagnostic Procedures Manual is a comprehensive guide specifically designed for troubleshooting and maintenance of Chrysler vehicles from the year 1990. This manual, made in the United States, provides detailed instructions and diagrams to help users diagnose and repair various components of the vehicle's powertrain system. With a focus on the Chrysler brand, this manual is a valuable resource for car enthusiasts and mechanics looking to keep their vehicles in top condition.