The first step in finding a solution for a steering wheel that vibrates during braking is to determine the cause of the shaking. As we mentioned, this is almost always caused by a problem with the rotors. Other causes of a vibrating steering system would generally cause shaking all the time, not just when braking. With that in mind, we'll focus this section on the most common rotor problems and their solutions. One possible cause of vibrations in a car's wheel is an uneven tightening of the rotors.
Answer: You can renew your passport whenever you want if you have good reason to do so. You should include a letter explaining the motive for the request along with the renewal application if it is submitted more than 9 months prior to the expiration date.
Without a valid passport, other countries will deny you access and you could also be refused return into the United States. People over 16 years of age must renew their passports every 10 years. Children under 15 need their passports renewed every five years.