2013 Cadillac ATS Tires & Wheels Problems

SCRUNCHING/RUBBING SOUND FROM FRONT LEFT AND REAR LEFT TIRES. BASED ON ABOUT 40 POSTS ON CADILLAC ATS FORUM, THIS IS A PROBLEM WITH THE TIRES. HTTP://WWW.CADILLACFORUMS.COM/FORUMS/CADILLAC-ATS-GENERAL-DISCUSSION-FORUM/737714-SCRAPING-SCRUNCHING-NOISE-FRONT-VEHICLE-DURING.HTML

MEDIUM SIZE BULGE ( ABOUT 2") ON SIDEWALL NEXT TO RIM OF PASSENGER SIDE FRONT TIRE. MICHELIN PRIMACY MXM4 TIRE SIZE 225/40R/18. NOTICED WHEN VEHICLE PARKED AND I WAS WASHING RIMS.

TL* THE CONTACT OWNS A 2013 CADILLAC ATS. THE VEHICLE WAS EQUIPPED WITH MICHELIN PRIMACY MXM4, SIZE: 225/40/R18. WHILE THE VEHICLE WAS PARKED, THE CONTACT NOTICED THAT THE TREAD SEPARATED AROUND THE SIDEWALL OF THE FRONT PASSENGER SIDE TIRE. THE CONTACT ALSO NOTICED A BUBBLE AT THE SITE OF THE SEPARATION. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE TIRE NEEDED TO BE REPLACED. THE TIRE WAS REPLACED; HOWEVER, THE FAILURE RECURRED ON THE FRONT DRIVER SIDE TIRE. THE VEHICLE WAS TOWED TO A DEALER, BUT WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES. THE DOT NUMBER WAS UNKNOWN. THE TIRE AND VEHICLE FAILURE MILEAGE WAS 28,000.

TWO TIRES BLEWUP ON THE FREEWAY 275 AT THE SAMETIME. I HEARD THE SAME COMPLAINT FROM MY FRIEND WHO HAPPENS TO HAVE THE SAME CAR 2013 CADILLAC ATS WHO HAD BLOWN UP TIRES FOR ALMOST 5-6 TIMES. PLEASE CHECK WITH CADILLAC DEALERS RECORDS THAT HOW MANY CARS HAVE BEEN BROUGHT IN FOR THIS SPECIFIC TIRE ISSUES. TIRE SIZE: "225/40R18/92V". *TR

THESE "RUNFLAT" TIRES HAVE HAD SOME IMPACTS FROM POTHOLES. I HAVE HAD 4 OF THEM FAIL BEGINNING WITH THE CITED UNITS. TYPICALLY, THE SIDEWALL BEGINS TO BULGE AND THEN A CRACK APPEARS SOME TIME LATER ABOUT 4 INCHES LONG EXTENDING WELL INTO THE TIRE ABOUT AN INCH AWAY FROM THE BEAD. THE CORD IS EXPOSED. *TR