See also:

Battery
If the battery is not fully charged during extremely cold weather conditions, the battery fluid may freeze and damage the battery. To maintain maximum efficiency, the battery should be checked ...

Trailer brakes
If your trailer is equipped with a braking system, make sure it conforms to federal and/or local regulations and that it is properly installed. Never connect a trailer brake system directly ...

Display screen, heater, air conditioner, audio and phone systems
● Do not disassemble or modify this system. If you do, it may result in accidents, fire, or electrical shock. ● In case you notice any foreign object in the system hardware, spil ...