This manual covers the 2004 Hummer H1 Commercial variant, a specialized off-road vehicle renowned for its extreme capabilities and robust construction. Developed from the military HMMWV, the H1 offers unparalleled off-road prowess, high ground clearance, and significant towing and payload capacity, making it ideal for demanding environments and utility applications. Key features include a powerful 6.5-liter V8 Turbo-Diesel engine, a 2-speed transfer case with a lockable center differential, and a durable chassis designed for rugged terrain.
This document serves as an illustrated parts catalog, providing detailed information for identifying and ordering replacement components. It covers a comprehensive range of vehicle systems, including the engine, fuel system, cooling system, transmission, transfer case, brakes, steering, suspension, frame, body, HVAC, and electrical systems. The catalog includes component identification, part number referencing, exploded view diagrams, and assembly sequences, offering high technical depth for users focused on parts service and replacement.
Hummer 2004 parts catalog
Commercial Hummer H1
This catalog contains an illustrated list of service or replacement parts for Commercial HUMMER H1. The HUMMER H1 is
equipped with a 6.5L turbocharged diesel engine and is offered in two body styles for the consumer series and three styles for K-Series vehicles:
HMCS, Model 84 Four-door, four passenger station wagon
HMCO, Model 90 Hard-door, four passenger, open top truck
XLC2, Model 55 Two-door enlarged cab (K-Series only)
KSC4, Model 56 Four-door, four passenger hardtop truck (K-Series only)
KSCS, Model 57 Four-door, four passenger station wagon (K-Series)
KSCO, Model 58 Hard-door, four passenger, open top truck (K-Series)
General information
Engine
Fuel
Emissions
Exhaust
Cooling system
Transmission
Transfer case
Wheels and tires
Brake system
Steering system
Axles, Suspension, Frame
Body
Heating, Ventilation
Air conditioning
Electrical
Accessories
File Format: PDF
Compatible: All Versions of Windows & Mac
Language: English
Requirements: Adobe PDF
Hummer 2004 parts catalog
Commercial Hummer H1
This catalog contains an illustrated list of service or replacement parts for Commercial HUMMER H1. The HUMMER H1 is
equipped with a 6.5L turbocharged diesel engine and is offered in two body styles for the consumer series and three styles for K-Series vehicles:
HMCS, Model 84 Four-door, four passenger station wagon
HMCO, Model 90 Hard-door, four passenger, open top truck
XLC2, Model 55 Two-door enlarged cab (K-Series only)
KSC4, Model 56 Four-door, four passenger hardtop truck (K-Series only)
KSCS, Model 57 Four-door, four passenger station wagon (K-Series)
KSCO, Model 58 Hard-door, four passenger, open top truck (K-Series)
General information
Engine
Fuel
Emissions
Exhaust
Cooling system
Transmission
Transfer case
Wheels and tires
Brake system
Steering system
Axles, Suspension, Frame
Body
Heating, Ventilation
Air conditioning
Electrical
Accessories
File Format: PDF
Compatible: All Versions of Windows & Mac
Language: English
Requirements: Adobe PDF
