All new MICHELIN tires purchased after March 1, 2011, are backed by the Michelin promise plan which includes a 30-Day Satisfaction Guarantee, Flat Tire Changing Assistance and a Limited Mileage Warranty. Take the tire to your local authorized Michelin dealers and have them properly inspect the tire. Tell the dealer what you are experiencing so they

It may be tentative, but tires do have an expiration date. There is a general consensus that most tires should be inspected, if not replaced, at about six years and should be absolutely be swapped out after 10 years, regardless of how much tread they have left.

Your car is equipped with a tire pressure monitoring system (TPMS) that is designed to keep tabs on the air pressure in each tire. When the system notices a tire is low, it automatically turns on the Low Tire Pressure light on your dash (it looks like a tire with an exclamation point in it).