See also:

AM radio reception
AM signals, because of their low frequency, can bend around objects and skip along the ground. In addition, the signals can be bounced off the ionosphere and bent back to earth. Because of these ...

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, as ...

Cold weather driving
Freeing a frozen door lock To help prevent a door lock from freezing, apply an appropriate de-icer through the keyhole before severe cold weather arrives. If the lock has already frozen, warm the ...