Generation Hub
Mercedes-Benz GL / GLS 2006-2012
Overview
The Mercedes-Benz GL-Class, produced from 2006 to 2012, marked the brand's entry into the full-size luxury SUV market, offering a harmonious blend of sophistication, performance, and advanced technology. This generation featured a refined exterior design characterized by its commanding presence, clean lines, and the classic Mercedes-Benz front grille. The GL-Class showcased a balanced and upscale appearance, catering to those seeking prestige and versatility. Inside, the cabin provided a luxurious and technologically advanced environment, boasting top-tier materials, meticulous craftsmanship, and a strong emphasis on comfort. The interior design combines luxury with practicality, incorporating advanced infotainment systems and spacious, comfortable seating to create a superior driving experience.
Regarding performance, the GL-Class aimed to deliver a commanding and capable ride. It offered a range of robust engines designed to provide impressive power and versatility for both on-road and off-road adventures. The suspension and chassis were expertly tuned to ensure a smooth and stable ride, aligning with Mercedes-Benz's commitment to delivering a premium driving experience. Safety features were comprehensive, with advanced driver assistance systems, anti-lock brakes, stability control, and a comprehensive array of airbags contributing to its excellent safety record.
Specifications
Mercedes-Benz GL/GL-Class specification, engine oil capacity, spark plug gap, safety rating, fuel consumption, transmission, and light bulb sizes.
Chassis
- Type: X164
Engine 3.0L 6-Cylinder DOHC
- Recommended Oil viscosity: 5W-30
- Drain Plug Torque:
- W/12MM PLUG: 22FT-LBS
- W/24MM PLUG:33FT-LBS
- Oil capacity: 9.0 qt
Fuel
- Capacity:: 26.4 US gal (100.0 l)
DEF
- Type: DEF in accordance with ISO 22241
- Capacity:
- GL 350 BlueTEC: 8.3 US gal (31.7 l)
Brake Fluid
- Type: Only use brake fluid approved for Mercedes-Benz according to MB-Freigabe or MB-Approval 331.0.
Power steering
- Type: MB power steering fluid or approved Dexron III ATF
- Capacity: Approximately 1.1 US qt (1.0 l)
Cooling system
- Type: MB 326.0 corrosion inhibitor/antifreeze agent
- Capacity:
- GL 350 BlueTEC: Approximately 10.0 US qt (9.5 l)
- GL 450: Approximately 12.7 US qt (12.0 l)
- GLS 550: Approximately 12.7 US qt (12.0 l)
Air-conditioning system
- Type: Refrigerant R134a and special PAG lubricant (never R 12)
Windshield/headlamp cleaning system
- Type: MB windshield washer concentrate
- Capacity: 7.6 US qt (7.2 l)
Powertrain
Engine
- 3.0 L OM642 V6 turbo (diesel)
- 4.0 L OM629 V8 twin-turbo (diesel)
- 4.5-5.5 L M273 V8 (petrol)
Transmission
- 7-speed 7G-Tronic automatic
Fuel Consumption

Warning Lights & Bulb Sizes
Front Lights
- Daytime Running Light Bulb: LED
- Front Fog Light Bulb: H11-55W
- Front Sidemarker Light Bulb: 3893
- Front Turn Signal Light Bulb: 12496
- High Beam and Low Beam Headlight Bulb: HID-D1S
- Stepwell Light Bulb: 2825
Rear Lights
- Back Up Light Bulb: 7506L
- Brake Light Bulb: 7528
- Center High Mount Stop Light Bulb: LED
- License Plate Light Bulb: 6418
- Parking Light Bulb: W5WB
- Rear Sidemarker Light Bulb: 5007
- Rear Turn Signal Light Bulb: 12496
- Tail Light Bulb: 7528
Interior Lights
- Dome Light Bulb: 6411
- Glove Box Light Bulb: 6428
- Interior Door Light Bulb: 2825
- Luggage Compartment Light Bulb: 6411
- Map Light Bulb: 2886X
Repair & Diagnostic Guides 1
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