See also:

Setting the center air vents
1 Fixed center air vent 2 Center air vent, right 3 Center vent thumbwheel, right 4 Center vent thumbwheel, left 5 Center air vent, left To open/close: turn thumbwheels 3 and 4 up or ...

Engine number
Emission control information plate, including the certification of both federal and Californian emissions standards Engine number (stamped into the crankcase) VIN (on the lower edge of the ...

Performance to Match Looks
Despite its size and 4,650-pound curb weight, the CL550 has performance to match its looks. It shares its engine and seven-speed automatic transmission with the S-Class, and as of the 2009 model y ...