See also:

Automatic door locks
● All doors lock automatically when the vehicle speed reaches 15 MPH (24 km/h). ● All doors unlock automatically when the ignition is placed in the OFF position. The automatic unlock f ...

Under the hood and vehicle
The maintenance items listed here should be checked periodically (for example, each time you check the engine oil or refuel). Battery*: Check the fluid level in each cell. It should be between t ...

Size & Maneuverability
The Frontier has grown over the years with various redesigns, a trend that's affected both trucks and cars. That said, it's still pretty easy to drive the Frontier in the city. Even on Chicago's ...