See also:

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, press th ...

Safety
The CLS has not been crash-tested by either the federal government or the Insurance Institute for Highway Safety. It comes equipped with seat-mounted side airbags for front passengers and side-c ...

Service messages
Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (U ...