Tl*the contact owns a 2008 acura rl. the vehicle has michelin radial x tires. while driving approximately 35 mph, the contact drove over a deep pothole and the tire pressure icon illuminated. the vehicle was driven to a dealer and the contact discovered that a tire was missing. the dealer could not determine why the tire detached from the vehicle, but stated that the tire's distance from the ground played a role. the current mileage was 3,000 and failure mileage was 2,600. updated 04/25/08 *bf