🏷️ Basic Information

Make:

Mercedes-Benz

Model:

G-Class

Trim:

G55 AMG

Year:

2004

Generation Code:

W463

Generation Years:

1990-2018 (W463)

👋 Introduction

Segment:

Luxury SUV, High-Performance SUV

Brand Perception:

Renowned for off-road capability, luxury, and hand-built performance in the AMG variant.

Competitors 2004:

Range Rover, Porsche Cayenne Turbo, Cadillac Escalade ESV, Hummer H2

Vehicle Philosophy:

Robust, utilitarian design combined with AMG's performance enhancements and luxury appointments.

Amg Enhancements:

Supercharged V8 engine, sport-tuned suspension, enhanced braking, AMG styling cues.

📋 Manual Details

General Coverage:

Comprehensive Owner's Manual

Specific Topics:

Introduction, Instrument Cluster, Entertainment Systems, Climate Controls, Lights, Driver Controls, Locks and Security, Seating and Safety Restraints, Driving, Customer Assistance, Reporting Safety Defects (US Only), Cleaning, Maintenance and Specifications, Engine Compartment, Engine Oil, Battery, Fuel Information, Air Filter(s), Part Numbers, Refill Capacities, Lubricant Specifications, Accessories, Service Information and Specifications, Maintenance Information and Specifications

Estimated Page Count:

Varies by specific factory manual, typically 300-500 pages

Type:

Owner's Manual (Factory Original Information)

Language:

English

Format:

Digital PDF

📖 Manual Coverage

Powertrain:

Engine operation, cooling, lubrication, fuel, exhaust, ignition, battery, charging system

Chassis:

Brakes, steering, suspension (basic information regarding operation and maintenance)

Electrical:

Lighting, instrument cluster, power locks, security system, entertainment system (basic user functions)

Comfort Convenience:

Climate control system, seating adjustments, power windows, mirrors

Maintenance:

Recommended service intervals, fluid level checks, tire pressure monitoring, basic cleaning procedures

Operation:

Starting and operating the vehicle, using various controls and features, safe driving practices

Troubleshooting:

Indicator lights, warning messages, basic troubleshooting tips

Depth:

Owner-level information focused on operation, maintenance, and basic care. Does not include detailed repair procedures or diagnostic information found in a Service Manual.

📊 Manual Specifications

Type:

PDF

Searchability:

Likely text-searchable if created from a digital original or high-quality scan

Quality:

Digital reproduction of factory original, quality depends on source scan/digital file.

Type:

N/A (Digital File)

Type:

N/A (Digital File)

Reader Required:

PDF Reader (e.g., Adobe Acrobat Reader, Foxit Reader)

⚙️ Engine Specifications

Engine Code:

M113 E55 ML

Configuration:

5.4L (5439cc) V8

Aspiration:

Supercharged

Horsepower:

476 hp @ 6100 rpm

Torque:

516 lb-ft @ 3000 rpm

Type:

Electronic Fuel Injection (EFI) with supercharger intercooler

Recommended Fuel:

Premium Unleaded Gasoline (91 octane or higher)

Engine Oil Type:

API SJ or higher, ACEA A3/B3 or A3/B4

Engine Oil Viscosity:

SAE 0W-40 or 5W-40 recommended (refer to manual for specific climate conditions)

Engine Oil Capacity:

Approx. 8.5 Liters (9 US Quarts)

Air Filter Part Numbers:

Refer to manual; common OEM numbers may include A1130940004 or equivalent

🔧 Transmission

Type:

5-speed Automatic Transmission (AMG SPEEDSHIFT)

Amg Speedshift Modes:

Allows for manual gear selection via selector lever, sport and comfort modes.

Transmission Fluid Type:

MB Approved Automatic Transmission Fluid (e.g., MB 236.10, MB 236.12, or MB 236.14 depending on specific service update)

Transmission Fluid Capacity:

Refer to manual for drain and fill or overhaul capacity (typically 5-7 liters for drain/fill).

📐 Dimensions

Wheelbase:

2850 mm (112.2 in)

Length:

4709 mm (185.4 in)

Width:

1810 mm (71.3 in) (excluding mirrors)

Height:

1934 mm (76.1 in)

Curb Weight:

Approx. 2550 kg (5620 lbs)

Gross Vehicle Weight Rating:

Refer to vehicle data plate; typically around 3300 kg (7275 lbs)

Cargo Volume:

Refer to manual; significant cargo capacity behind rear seats.

Wheel Bolt Pattern:

5x130

Standard Tire Size Front:

265/60 R18

Standard Tire Size Rear:

265/60 R18

Standard Wheel Size:

18 x 8.5J AMG alloy wheels

🛡️ Safety Features

NHTSA Front Impact:

5-Star (for models tested)

IIHS Side Impact:

Good (for models tested)

Traction Control:

ASR (Acceleration Slip Regulation)

Stability Control:

ESP (Electronic Stability Program)

Braking System:

ABS (Anti-lock Braking System), EBD (Electronic Brakeforce Distribution), BA (Brake Assist)

Airbags:

Front airbags, side airbags (front), optional rear side airbags

Seat Restraints:

3-point seatbelts with pre-tensioners and force limiters, ISOFIX child seat anchors

System:

Anti-theft alarm system with immobilizer

💡 Technology Features

Audio System:

Factory premium audio system (e.g., Bose or Harmon Kardon) with CD player, radio, and likely navigation system.

Display:

Central display for navigation, radio, and vehicle settings.

Parking Assistance:

Parking sensors (front and rear) available on some models.

Auxiliary Inputs:

Likely an auxiliary audio input jack on some models or an optional CD changer.

Climate Control:

Dual-zone automatic climate control

Seating Features:

Heated and ventilated front seats, power-adjustable front seats with memory

🔧 Maintenance

Oil Change Interval:

Typically every 10,000 miles or 12 months, whichever comes first (refer to manual for exact recommendation)

Major Service Interval:

Refer to manual; includes inspection of various systems, drive belts, hoses, etc.

Coolant Type:

MB Approved Antifreeze/Coolant (e.g., MB 325.0)

Brake Fluid Type:

DOT 4 Plus (or MB Spec 331.0)

Power Steering Fluid:

MB Approved Hydraulic Fluid (e.g., MB 343.0 or similar)

Common Wear Items:

Brake pads and rotors, tires (due to weight and performance), suspension components (bushings, ball joints), catalytic converters, rust (especially in certain climates).

Common Amg Specific:

Supercharger belt wear, MAF sensor issues, potential for early transmission wear if not maintained.

Electrical Quirks:

Occasional issues with window regulators, central locking, or interior electronics.

📚 Vehicle History

Mercedes Benz Legacy:

Founded on automotive innovation and engineering excellence since the late 19th century.

G Class Origin:

Originally developed as a military vehicle in the 1970s, later evolved into a civilian luxury and off-road icon.

W463 Platform:

Introduced in 1990, marked a significant shift towards more comfort and luxury while retaining substantial off-road capability.

Amg Integration:

AMG began tuning the G-Class in the 1990s, with the G55 AMG becoming a distinct high-performance variant.

Manufacturing Location:

Graz, Austria (by Magna Steyr)

Production Years G55 W463:

2004-2011 (with 5.4L supercharged V8)