There are 1 owner-reported body & structure complaints for the 2018 Mazda CX-9in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
While driving the rear wheel trim piece went flying off and struck the car behind. Noting was loose, showed signs or issues beforehand and nothing was struck on the road. Online searching has shown this is an issue others have experienced.
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