Safety chains
Always use suitable safety chains 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. Be sure to leave enough slack in the chains to permit turning corners.
See also:
Freeing a frozen door lock
To prevent a door lock from freezing, apply
deicer through the key hole. If the lock becomes
frozen, heat the key before inserting it into the
key hole or use the remote keyless entry keyfob. ...
Clearing the programmed information
Individual buttons cannot be cleared. However,
to clear all programming, press and hold the two
outside buttons and release when the indicator
light begins to flash (approximately 20 seconds). ...
Vehicle identification number (VIN) plate
The vehicle identification number (VIN) plate is
attached as shown. This number is the identification
for your vehicle and is used in the vehicle
registration. ...