Mercedes G class 2008 3.0 diesel description
Crossover / SUV Mercedes G 320 2008 CDI 4MATIC is being produced from January, 2008. It has six-cylinder diesel engine with displacement of 3.0 litres, which produces power of 224 horsepower on 3800 rpm and torque 540 Nm (Newton metres) on 1600 revolutions per minute.
This 6-cylinder 24-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has Common Rail fuel system without turbocharger. Engine versions compliant with Euro 4 and Euro 5 emission standards available.
More engine specs
A reliable yet dynamic engine. Frequent oil leaks, engine crankcase ventilation problems.
This Mercedes G class 3.0 engine oil type is 5W-30, MB 228.51/229.51 and oil capacity is 8.8 litres.
Mercedes G 320 2008 CDI 4MATIC has all four wheel drive (AWD, 4x4) and automatic gearbox with 7 gears.
Mercedes G 320 2008 CDI 4MATIC accelerates to speed 100 kilometres per hour in 8.8 seconds. The maximum speed of this car is 177 km/h.
The fuel consumption of this Mercedes G 320 2008 CDI 4MATIC in combined mode (combining urban and highway driving) is 11 litres per 100km (9.1 km/l) - this is the most fuel efficient Mercedes G klase 2008 version, fuel consumption in city - 13.4 l/100km, highway fuel economy - 9.7 l/100km. Fuel tank capacity is 96 litres or 25.36 gallons, which gives a mileage up to 860 kilometers without refueling in urban cycle and even up to 980 kilometers on highway.
According to user reviews, this Mercedes real everyday fuel consumption is 13.1 litres per 100 km, which is 19% more than the manufacturer's stated. More - Real Mercedes G class fuel consumption.
Mercedes G class safety
During safety testing Mercedes G class has obtained 5 stars from five, which means very high safety level.
Adults (driver and passenger) safety of Mercedes G class is evaluated with very good rate 90 from 100, children safety: very good mark - 83 from 100, for pedestrian protection Mercedes G class got 78 points from 100.
Mercedes G class safety equipment has been rated as good - 72 percents from 100.

Mercedes G 320 2008 CDI 4MATIC technical data
Model: | Mercedes G 320 2008 CDI 4MATIC | ||
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Body style: | Crossover / SUV | ||
Production period: | 2008. January | ||
Engine: | 2987 cm3 Diesel, 6 cylinders | CO2 emissions: | 291 g/km |
Power: | 224 HP ON 3800 RPM | Torque: | 540 NM ON 1600 RPM |
Gearbox: | Automatic gearbox (7 gears) | Drive type: | All wheel drive (AWD, 4x4) |
Maximum speed: | 177 km/h | Acceleration 0-100 km/h: | 8.8 seconds |
Fuel consumption (l/100km): | 11.0 (combined) 13.4 (urban) 9.7 (highway) | ||
Real fuel consumption: | 13.1 l/100km (18 MPG) by user reviews from various sources | ||
Fuel tank capacity: | 96 litres (25.4 gallons) | ||
Car dimensions: | 4.21m (length) 1.76m (width) 1.93m (height) | ||
Turning diameter: | 11.31 meters | ||
Trunk capacity: | 250 litres | ||
Gross weight: | 2850 kg |
Mercedes G 320 2008 CDI 4MATIC engine OM642 320/350 CDI
Engine reliability and common problems:
A reliable yet dynamic engine. Frequent oil leaks, engine crankcase ventilation problems.The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement | 2987 cm3 |
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Number of cylinders | 6 |
Bore (cylinder diameter) | 83 mm |
Stroke length (piston move) | 92 mm |
Compression ratio | 18 : 1 |
Camshaft drive | Timing chain Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more. More service info |
Timing chain change interval | 400,000 km (recommended) Sometimes manufacturers do not specify timing chain replacement intervals and design chains for engine life. However, once the recommended change interval has been reached, it is recommended to periodically check the condition of the chain and to change the chain if excessive stretching is detected or if unusual noises from the engine or other symptoms occur. |
Fuel system | Common Rail Common rail fuel injection provides more engine power, is quieter, more environmentally friendly and offers better fuel economy, but is more expensive to maintain and repair. |
Mercedes G 320 2008 CDI 4MATIC oil type | 5W-30, MB 228.51/229.51 |
Oil capacity | 8.8 litres (9.3 quarts) More service info |
Power | 211 - 235 HP ON 3800 RPM |
Torque | 440 - 540 NM ON 1600 RPM |
Start of production (year) | 2005 |
Duration of production | 20 years |
Engine also used on | Mercedes C klase Mercedes E klase Mercedes ML and 7 other models |
Generally, the use of an engine in several models and its long production run is an indication of the quality of the engine and the success of its design. |
All Mercedes G class crossover [2008 modifications
Modification | Engine | Power | Consumption |
---|---|---|---|
Mercedes G 320 2008 CDI 4MATIC 4x4 | 3.0 Diesel | 224 HP | 11.0 l/100km |
Mercedes G 500 2008 4MATIC 4x4
Most dynamic version - 100 km/h in 5.9 seconds |
5.5 Petrol | 388 HP | 14.7 l/100km |