2010 Mazda CX-9 service brakes problems
88 owner complaints filed with NHTSA name the service brakes on the 2010 Mazda CX-9 — 45% of all complaints for this model year.
What owners report
“The break booster went out without any warning or indicators while driving almost resulting in a collision. There are no warning lights on the dashboard.”
filed Jun 24, 2026
“My wife was taking my daughters for marching band and all of a sudden she tried to press the brakes but the brakes felt too hard and she was unable to stop the car safely. She had to take immediate action by moving the car to the shoulder to stop the car. There were no warning signs on the screen…”
filed Aug 21, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes problems in other CX-9 years
| Year | Reports | Share |
|---|---|---|
| 2021 CX-9 | 4 | 11% |
| 2020 CX-9 | 2 | 11% |
| 2019 CX-9 | 2 | 4% |
| 2018 CX-9 | 11 | 9% |
| 2016 CX-9 | 11 | 11% |
| 2015 CX-9 | 3 | 9% |
| 2014 CX-9 | 9 | 17% |
| 2013 CX-9 | 16 | 24% |
| 2012 CX-9 | 139 | 63% |
| 2011 CX-9 | 97 | 57% |
| 2009 CX-9 | 17 | 29% |
| 2008 CX-9 | 23 | 13% |
Other reported problem areas on the 2010 Mazda CX-9
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.