See also:

Head restraints
WARNING: Head restraints supplement the other vehicle safety systems. They may provide additional protection against injury in certain rear end collisions. Adjust the head restraints properly ...

General maintenance
During the normal day-to-day operation of the vehicle, general maintenance should be performed regularly as prescribed in this section. If you detect any unusual sounds, vibrations or smells, ...

Temperature
A temperature increase will accelerate the rate of corrosion to those parts which are not well ventilated. ...