See also:

Tire replacement requirements
Your vehicle is equipped with tires designed to provide a safe ride and handling capability. WARNING: Only use replacement tires and wheels that are the same size, load index, speed rating and ty ...

Trailer brakes
Electric brakes and manual, automatic or surge-type trailer brakes are safe if installed properly and adjusted to the manufacturer’s specifications. The trailer brakes must meet local and Federal ...

Measuring techniques
Your best source of information about actual fuel economy is you, the driver. You must gather information as accurately and consistently as possible. Fuel expense, frequency of fill-ups or fuel ga ...