Keep both hands on the steering wheel | |
Keep the air brakes properly pressurized | |
Make sure your load isn`t centered | |
Slow down before entering a curve |
Black | |
Red | |
White | |
Yellow |
Keeps water and dirt out of the lines | |
Maintains air tank pressure by keeping air from escaping | |
Saves wear on the dummy coupler | |
All of these are true |