2009 Mazda CX-9 Other or unknown Problems
- Complaints
- 2about this part
- Share
- 3%of 59 total for the year
- Median mileage
- 119,140miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the other or unknown of the 2009 Mazda CX-9, 3% of the 59 complaints for this model year. Where a mileage was given, the median is 119,140 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“So I was backing up from a parking space on a shopping center and my brake pedal on my Mazda CX-9 did not stop immediately. Due to this problem I bump in to some one else's car. The pedal has turn so hard it was difficult for fractions of seconds to know what was going on. After the incident with having an issue with the brake pedal. I notice beside been hard it started making a squeaky noice and also like and air sound under the dash board. …”
NHTSA complaint #10903449, filed 2016-09, 101,280 miles“Suv would go off in the middle of the road or highway when traveling a high speed. Took it to dealer, they say that they found oil & water mix in the engine due to water pump failure, multiple symptoms would occur as due to this condition. This issue is very series, first you get no indiction of the problem, not sure why the water pump failure causes water to enter the motor and mix with oil, it must be a Mazda design problem, which they seem to know about and never issued a recall to get all the car fixed. …”
NHTSA complaint #10862356, filed 2016-04, 137,000 milesRelated service bulletins
- 11037013Aug 20, 2026Product Quality Information (PQI) DESCRIPTION Service Information MT-041/12 is no longer valid. It has been unpublished and superseded by the Field Quality Information Report…
- 11032103Apr 21, 2026This Service Alert supersedes the previously issued SA listed below: The changes are noted in Red. SA-011/24 02/12/24, 06/06/24, 07/29/24 DESCRIPTION Mazda has developed factory…
- 11026904Dec 10, 2025A musty/mildew type odor may come from the vents when the air conditioning (A/C) system is operating. It is most noticeable when the A/C is first turned ON. This odor is the…
- 11022742Aug 22, 2025Some vehicles may experience exterior trim heat damage such (melted, separating, etc.) when parked near a glass building or Low-E windows. This may be caused by the sun's…
- 11022727Aug 14, 2025When replacing the SiriusXM satellite radio unit, a call must be made to inform SiriusXM of the existing Radio ID and the new/replacement SAT Radio ID as soon as possible to…
- 11020039Jun 19, 2025Some customers may complain about a noisy HVAC blower motor or odor after a cabin air filter replacement. Foreign debris on the blower motor after servicing the cabin air filter…
- 11019097May 22, 2025Some vehicles may exhibit following symptoms: 1. The rearview mirror (1) rattles up and down (2) while adjusting the mirror. 2. The rearview mirror (1) makes a rattle noise…
- 11017699Apr 25, 2025A musty/mildew type odor may come from the vents when the air conditioning (A/C) system is operating. It is most noticeable when the A/C is first turned ON. This odor is the…
- 11007019Aug 15, 2024If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal MGSS diagnosis by…
- 11006987Aug 8, 2024In accordance with Federal regulations, follow the procedure listed below when replacing a speedometer. NOTE: Tampering with a motor vehicle odometer is strictly prohibited by…
Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2023 | 6 | 46% |
| 2021 | 6 | 15% |
| 2020 | 3 | 16% |
| 2019 | 14 | 26% |
| 2018 | 20 | 16% |
| 2017 | 9 | 15% |
| 2016 | 6 | 6% |
| 2015 | 9 | 26% |
| 2014 | 9 | 17% |
| 2013 | 9 | 13% |
| 2012 | 6 | 3% |
| 2011 | 6 | 4% |
| 2010 | 7 | 4% |
| 2009 | 2 | 3% |
| 2008 | 13 | 8% |
| 2007 | 6 | 7% |
Other parts of the 2009 Mazda CX-9
17 complaintsAir bags
16 complaintsSuspension
6 complaintsTransmission and drivetrain
6 complaintsEngine
4 complaintsTires
3 complaintsExterior lighting
2 complaintsSeat belts
2 complaintsSteering
2 complaintsWheels
2 complaintsEngine cooling
1 complaintsVehicle speed control
1 complaints
← All problems reported for the 2009 Mazda CX-9
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology