See also:

Diesel Power
As if the R-Class' styling didn't make it unique enough, it's also one of the few models in the U.S. with an available clean-diesel engine. The diesel V-6 is rated 25 percent better in EPA-estimat ...

Additives
Do not use any additives in the engine oil. This could damage the engine. ...

High-Tech Features
Distronic Plus takes adaptive cruise control — of which Mercedes was a pioneer — to another level. Adaptive cruise uses a front-mounted radar device to maintain the following distance from the car ...