This manual provides comprehensive service and repair information for GP15, GP15K, GP15-35, GP15K-35K, GP40, GPL40, GC15, GC15K, GC15-30, GC15K-30K, GC35K, and GC70K forklift trucks. These industrial vehicles are known for their durability and performance, often powered by reliable engine families such as the 4G15, 4G63, 4G64, and 6G72. The reputation for robust construction and powerful drivetrains is evident in these material handling machines, designed to meet the demands of various industrial and warehouse applications.

The Workshop Service Repair Manual, part number 99719-34130, is intended to assist forklift technicians, service centers, fleet maintenance personnel, and advanced mechanics. It covers essential areas including scheduled maintenance, engine overhaul, transmission servicing, brake and steering system repair, hydraulic system maintenance, and electrical system diagnosis. The manual includes detailed procedures, troubleshooting guides, and technical specifications necessary for maintaining and repairing these forklifts, aiming to reduce downtime and operational costs through accurate and efficient service.