See also:

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 ...

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 and su ...

Infiniti Drive
The M's throttle sensitivity and transmission mapping are fine tuned according to which of four driver-selectable modes is engaged via a switch positioned behind the gear lever: Standard, Eco, Spo ...