Locks
Locks are lubricated at the factory.
Use a de-icing agent only when absolutely necessary, and have the locks greased after using. See Recommended Fluids and Lubricants.
Trailer Towing
Before pulling a trailer, there are three important considerations that have to dowith weight:The weight of the trailerThe weight of the trailer tongueThe total weight on the vehicle's tiresWeight of the TrailerHow heavy can a trailer safely be-Speed, altitude, road grades, outside temperature, spec ...