There are 1 owner-reported electrical system complaints for the 2015 Mazda CX-9in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2015 MAZDA CX-9. WHILE DRIVING 68-70 MPH, THE VEHICLE STALLED. IN ADDITION, SMOKE WAS DETECTED FROM THE ENGINE AND THE CHECK ENGINE, BATTERY, AND OIL WARNING INDICATORS WERE ILLUMINATED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHO STATED THAT THE WATER PUMP BLEW UP AND COOLANT ENTERED THE ENGINE. THE CONTACT CALLED HERITAGE MAZDA BEL AIR (1800 BELAIR RD, SUITE C, FALLSTON, MD 21047, (410) 575-1351) AND WAS INFORMED THAT THE REPAIRS WERE NOT COVERED UNDER THE WARRANTY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS CONTACTED AND PROVIDED REFERENCE NUMBER: 1-2464193497. THE FAILURE MILEAGE WAS 83,183.
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 26, 2026