Tire Valve problems of the 2005 Toyota Corolla

The contact owns dill valve stems. While examining the vehicle, she heard air coming out of the valve stem on her tires. The tire was taken to a tire shop where the contact was informed that the valve stem was cracked and needed to be replaced. The current and failure mileages were 28000. Updated 10/29/09. The consumer purchased the tires on oct 30, 2007. While the vehicle was sitting in the car port, she noticed the right rear tire was leaking air. The consumer took the vehicle to sear and they replaced two stems. On may 0, 2009 while driving, the vehicle began to vibrate. The consumer got out of the vehicle and discovered the left rear tire was going flat. Updated 10/29/09.

Tire valves on all 4 tires failed within a 2 month period. Tires were yokohama avid t4 and were fitted by prestige Toyota on December 9, 2006. Tire 1 failed on June 24th 2008 on garden state parkway, NJ. Tire was not recoverable due to us having to drive almost 1 mile on the tire to get to a safe area to pull over. It was replaced that day mavis discount tires in nanuet NY. Tire 2 failed on July 10 on the george washington bridge in NJ. As we had to drive over the bridge to safely pull over the tire was not recoverable. It was replaced next day by mavis discount tires in nanuet NY. Technician said tire failed due to broken valve. Tire 3 failed on August 24 in ridgewood NJ after driving from philadelphia to nyc. Tire was recoverable and examined by technician at fort lee tire center on August 25th. Technician observed broken valve. Valve was replaced and tire reinflated. Technician also inspected tire 4 (the last remaining good tire). By slightly pressing on the valve it came apart and the tire deflated. Technician replaced valve immediately.