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 ...

Forward-facing child restraint installation using the seat belts
WARNING: The three-point seat belt with Automatic Locking Retractor (ALR) must be used when installing a child restraint. Failure to use the ALR mode will result in the child restraint not be ...

Cargo & Towing
The Altima's trunk measures 15.3 cubic feet, which is average for the class, but it shrinks to 13.1 cubic feet with the full-size spare tire that's included with the optional stability system. (St ...