See also:

Important safety notes
WARNING   For reasons of safety, have the NECK-PRO head restraints/NECK-PRO luxury head restraints checked at an authorized Mercedes-Benz Center after a rear-end collision. WARNING&nbs ...

Adjusting the NECK-PRO head restraints
Adjusting Adjusting Pull or push the bottom of NECK-PRO head restraint 1. Resetting The NECK-PRO head restraints are moved forwards in the event of a rear collision in the direction of tr ...

Engine oil viscosity
Viscosity describes the flow characteristics of a fluid. If an engine oil has a high viscosity, this means that it is thick; a low viscosity means that it is thin. Select an engine oil with an S ...