REPORTS REGARDING UNEVEN OR PREMATURE TIRE WEAR ON SOME FACTORY-EQUIPPED DUNLOP SP SPORT 4000 DSST P225/60R17 AND BRIDGESTONE B380 RFT P225/60R17 RUN-FLAT TIRES. CUSTOMER SUPPORT PROGRAM - WARRANTY COVERAGE ENHANCEMENT FOR ALL WHEEL DRIVE (AWD) VEHICLES EQUIPPED WITH RUN-FLAT TIRES. *TT