The cabin electronics and interface for the 2008 Mercedes-Benz GL320 CDI's infotainment system are old and have fallen far behind today's standards, but the diesel engine makes the car drive well and get incredible fuel economy for a full-size SUV.
CNET Reviews staff
The GL-class is a full-size luxury SUV with three rows of seating. This model comes with a diesel engine.
The 3-liter turbocharged V-6 diesel engine produces 215 horsepower and 395 ft-lbs of torque, the latter number giving the big SUV plenty of boost. Fuel economy is exceptional with this engine, coming in at well over 20 mpg.