This manual covers the 2005 Mercedes-Benz G-Class, specifically the G500 and G55 AMG variants (chassis code W463). The G-Class is renowned for its exceptional off-road capability, luxurious appointments, and distinctive, utilitarian design, positioning it as a premium, go-anywhere SUV. Key features include body-on-frame construction, permanent all-wheel drive with three independently locking differentials, and powerful V8 engine options, including the 4.7L in the G500 and the supercharged 5.4L in the G55 AMG. Its engineering emphasizes ruggedness and refinement, making it a unique offering in the luxury SUV market.

This document provides comprehensive information for owners and technicians regarding the operation, maintenance, and basic troubleshooting of the 2005 Mercedes-Benz G500 and G55 AMG. It details essential procedures for maintaining the vehicle's optimal performance and longevity, covering engine management, powertrain, chassis systems, electrical components, and safety features. The manual includes guidance on fluid specifications, service intervals, and common maintenance tasks, along with technical specifications for dimensions and capacities. Its purpose is to empower users with the knowledge necessary to care for their G-Class vehicle.