See also:

Important notes on use
To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under normal operating condi ...

Under the Hood
A 168-hp 2.6-liter V-6 engine in the C240 sedan and wagon teams with a six-speed-manual gearbox or an optional five-speed driver-adaptive automatic transmission that incorporates Touch Shift. A 21 ...

Surprising Agility
At 17 feet long, the S550 is obviously a large car, but it doesn't feel the least bit ponderous from the driver's seat. It's pretty easy to maneuver through heavy, fast-moving highway traffic and ...