Nissan unveiled the all-new Teana for the Chinese market in Guangzhou, with the flagship model central to expansion plans in the world's biggest auto market.

Nissan will ramp up production of the new 2013 Altima at its Smyrna and Canton plants to satisfy growing demand in major markets, including Mexico, Canada and the Middle East.

Often it is a feature that is not thought about until it is needed, but windshield wiper function matters to drivers, especially in rainy and cold climates.