See also:

Fog light switch (if so equipped)
To turn the fog lights on, turn the headlight switch to the position, then turn the fog light switch to the position. To turn the fog lights on with the headlight switch in the AUTOpositi ...

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 ...

Vacuum assisted brakes
The brake booster aids braking by using engine vacuum. If the engine stops, you can stop the vehicle by depressing the brake pedal. However, greater foot pressure on the brake pedal will be requir ...