See also:

Engine block heater (if so equipped)
Engine block heaters are used to assist in cold temperature starting. The engine block heater should be used when the outside temperature is 208F (−78C) or lower. To use the engine block h ...

Air flow control
Press the air flow control buttons to manually control air flow and select the air outlet: — Air flows from center and side vents. — Air flows from center and side vents and foot outlets. â ...

The Inside
Certain elements of the Sentra's cabin drew criticism from staff members, including the loud, cheap-sounding noise emanating from the gear selector when moved from Park to Drive, the appearance of ...