2011 BMW 550 Gran Turismo review

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Check the tire inflation pressure regularly
Check and, if necessary, correct the tire inflation pressure, at least twice a month and before starting on a long trip. Low tire inflation pressure increases rolling resistance and thus raises ...

Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. The supplementary text of urgent messages is displayed on the Control Display a ...

Minimum tread depth
Minimum tread depth Wear indicators are distributed around the tire's circumference and have the legally required minimum height of 0.063 in/1.6 mm. They are marked on the side of the tire wit ...