See also:

Underbody
In areas where road salt is used in winter, the underbody must be cleaned regularly. This will prevent dirt and salt from building up and causing the acceleration of corrosion on the underbody ...

Automatic climate control
Automatic operation Cooling and/or dehumidified heating (AUTO): This mode may be used all year round. The system works automatically to control the inside temperature, air flow distribution ...

Ride & Handling
Midsize luxury cars run the gamut from comfortable to rigid; the M is closer to rigid, though not so much that it's punishing to drive. My test car last year had the Sport package — which augments ...