See also:

Installing new map software
The digital maps generated by the map software become outdated in the same way as conventional road maps. Optimum route guidance can only be provided by the navigation system in conjunction wi ...

Driving, Part Two
The CL's standard Airmatic suspension is hard to fault. It can operate in either its default Comfort setting or a firmer Sport setting. Without going into technical details, I'll say that it absor ...

Fuel grade
Only refuel with ULTRA-LOW SULFUR DIESEL FUEL (ULSD, 15 ppm SULFUR MAXIMUM). Using other diesel fuels could result in increased wear and damage to the engine and/or exhaust system. Never ...