This manual covers the Chevrolet Superior models produced between 1923 and 1926, also known as the Chevy. These vehicles were designed as reliable and accessible transportation, embodying Chevrolet's early commitment to value and engineering quality. The Superior series, encompassing various body styles like Touring, Coach, and Coupe, represented a significant step in the company's growth and its contribution to the burgeoning automotive industry. These automobiles featured an inline 4-cylinder overhead valve engine, a 3-speed manual transmission, and mechanical drum brakes, forming the backbone of personal transport for many during their era.

This comprehensive Wiring Diagram Manual / Electrical Service Manual is an indispensable tool for owners, restorers, and mechanics specializing in vintage Chevrolet vehicles. It provides detailed electrical system wiring diagrams, covering components such as the ignition, lighting, starting, and charging systems, along with the horn, gauges, and switches. The manual offers guidance on diagnosing electrical faults, testing components, and repairing wiring issues, including wire splicing and terminal replacement. Its high-resolution scans of original diagrams, complete with wire color codes and connection points, are crucial for understanding and maintaining the electrical integrity of all Chevrolet Superior models (Series AA, AB, AC, AD).