See also:

Safety chains
Always use a suitable chain between your vehicle and the trailer. The safety chains should be crossed and should be attached to the hitch, not to the vehicle bumper or axle. The safety chains ...

Tire inflation pressure
Check the pressure of the tires (including the spare) often and always prior to long distance trips. The recommended tire pressure specifications are shown on the Tire and Loading Information ...

Manual folding outside mirrors (if so equipped)
Pull the outside mirror toward the door to fold it. ...