Locking the doors and windows

See also:

Switch off the engine during longer stops
Switch off the engine during longer stops, e.g., at traffic lights, railroad crossings or in traffic congestion. Fuel savings are achieved after the vehicle is switched off for only approx. 4 s ...

Cargo
Despite the X6's sloping back end, the SUV has more cargo room than a two-row X5: 25.5 cubic feet as opposed to the X5's 21.9 cubic feet. The FX, meanwhile, has 24.8 cubic feet of space. If you ne ...

Tire size
Example: 255/55 R 19 107 V 255: nominal width in mm 55: aspect ratio in % R: radial tire code 19: rim diameter in inches 107: load rating, not for ZR tires V: speed rating, before the R on ZR ti ...