See also:

Child-proof locks for the rear doors
WARNING Children could open a rear door from inside the vehicle. This could result in serious injuries or an accident. Therefore, when children ride in the rear always secure the rear doors ...

Driving with summer tires
Observe the notes in the "Winter operation" section. ...

Safety, Reliability & Mileage
Because the E-Class has been redesigned, we don't yet have predicted reliability ratings for this model. Furthermore, the 2010 E-Class hasn't yet been crash-tested by our preferred source, the Ins ...