This manual covers automatic gearbox service and repair for General Motors (Holden) vehicles spanning the VN, VR, VS, VT, VX, and VY model series. These vehicles are known for their robust engineering and widespread adoption of the 4L60, 4L60E, and 4L30E automatic transmissions, which are derivatives of GM's long-standing Turbo-Hydramatic lineage. The 4L60E, in particular, integrates advanced electronic controls with the Engine Control Module for optimized performance and fuel efficiency, making it a key component in these popular Australian-market vehicles.

This comprehensive workshop service and repair manual provides in-depth technical information essential for the maintenance and repair of these automatic transmissions. It details component identification, disassembly, assembly, troubleshooting, diagnostics, fluid specifications, and routine maintenance procedures. With clear diagrams and detailed instructions, this manual serves as an invaluable resource for professional mechanics, automotive repair shops, and DIY enthusiasts seeking to understand, maintain, and repair the 4L60, 4L60E, and 4L30E gearboxes, ultimately saving significant costs compared to dealership service.