There are 2 owner-reported tires & wheels complaints for the 2009 Cadillac CTSin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
MICHELIN PILOT HX MXM4 OEM (ORIGINAL EQUIPMENT) TIRES AT 40,000 MILES HAVE CHUNKS OF TREAD COMING OFF BOTH OF THE FRONT TIRES (THE FORM DOES NOT PERMIT NOTING MORE THAN A SINGLE TIRE BUT IT IS BOTH FRONT TIRES) OF A WELL-MAINTAINED, DEALER MAINTAINED (UNDER WARRANTY AND THEN UNDER GM PROTECTION PLAN EXTENDED WARRANTY) ONE-OWNER VEHICLE. INTERNET SEARCH SHOWS THIS IS WIDESPREAD PROBLEM AND THAT MICHELIN ACKNOWLEDGED A MANUFACTURING DEFECT IN THIS TIRE LINE. YET MICHELIN NEVER RECALLED THE TIRES AND MICHELIN REPRESENTATIVE WAS UNCONCERNED WITH THE SAFETY IMPLICATIONS, ONLY DISCUSSING WARRANTY ISSUES NOT THE SAFETY ISSUE WHICH WAS THE BASIS OF MY CALL.
BLOW OUT, NO DONUT OR SPARE PROVIDED.HAD TO TOW CAR TO DEALER TO REPLACE 2 MONTH OLD TIRE. ALL AUTOS SHOULD COME WITH REPLACEMENT TIRE OR DONUT TIRE.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026