Verdict
2020 Mazda CX-9: Complaints, Recalls & Known Issues
What the public record actually says about the 2020 Mazda CX-9 — every figure below is a NHTSA or EPA number, not an opinion.
The read
Fewer reported complaints than most SUV.
Owners filed 19 NHTSA complaints — fewer complaints than 81% of 2020 SUVs. Electrical System leads the reports (21%). 1 safety recall campaign on record — check the VIN and remedy terms with a dealer.
Based on NHTSA complaint volume against 2020 SUVs, not adjusted for how many were sold. It describes the model year, not the individual car you are looking at.
Complaints filed
19
Reports to NHTSA, 2020
Safety recalls
1
NHTSA campaigns on record
NHTSA crash test
Overall NCAP rating
Combined MPG
23.5
EPA estimate
Complaint volume vs. segment peers
Fewer complaints than 81% of 2020 SUVs
The bar is this car's percentile among 2020 SUVs by complaint volume — a full bar means the fewest complaints in its class. Not adjusted for sales.
Known issues
Electrical System issues lead owner complaints (21% of 19 reports), followed by engine (16%).
+ 4 more component categories with fewer reports.
Share of all 19 NHTSA complaints for this model year, grouped by the component owners named. Bars are scaled to the largest category. Examples: ODI 11714995, ODI 11662517, ODI 11521908, ODI 11428575.
Recalls(1)
Open a recall to read what NHTSA says is wrong, what can happen, and how it gets fixed. Check the VIN and remedy eligibility with a dealer; federal no-charge requirements have an age limit, though a manufacturer may offer more coverage.
Seats · 21V750000Details +Close −
Mazda North American Operations (Mazda) is recalling certain 2020-2021 CX-9 vehicles equipped with 60/40 split bench second-row seats. The left-side second-row seat may unexpectedly slide forward during a crash. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 210, "Seat Belt Assembly Anchorages."
Risk: A seat that slides forward during a crash can transfer excessive force onto a belted occupant, increasing their risk of injury.
Remedy: Dealers will replace the internal parts of the affected second-row seats, free of charge. Owner notification letters were mailed November 4, 2021. Owners may contact Mazda customer service at 1-800-222-5500, Option 4. Mazda's number for this recall is 5221I.
A campaign can apply to this model year without being incomplete on a specific vehicle. Check the VIN with NHTSA or a dealer to confirm whether a particular car needs repair.
Investigations
0 NHTSA investigations on record
No investigations are on record as of Jul 2026. An empty record is not a clean bill of health.
Crash-test ratings
2020 Mazda CX-9 SUV FWD NHTSA source
- Overall
- Frontal
- Side
- Rollover
2020 Mazda CX-9 SUV AWD NHTSA source
- Overall
- Frontal
- Side
- Rollover
Fuel economy by trim
| Trim | Engine | Drivetrain | Transmission | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| CX-9 2WD | 2.5L 4-cyl | Front-Wheel Drive | Automatic (S6) | 22 | 28 | 24 |
| CX-9 4WD | 2.5L 4-cyl | 4-Wheel Drive | Automatic (S6) | 20 | 26 | 23 |
EPA laboratory estimates by trim and engine. Actual mileage varies with driving, weather, load, and maintenance. EPA source.
Before you buy
Useful next checks
Federal records tell you about patterns. These checks can tell you more about the specific car in front of you.
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Compare model years
"Fewest reports" and "most complained" describe raw NHTSA complaint totals, not vehicle reliability. The last few model years are left unlabelled because they have had less road time.
2020 Mazda CX-9: frequently asked
What does the complaint record show for the 2020 Mazda CX-9?
Owners filed 19 NHTSA complaints about the 2020 Mazda CX-9 — fewer complaints than 81% of comparable 2020 SUVs, so it sits toward the stronger end of its class. That's a signal, not a guarantee about any single car.
What are the most common problems on the 2020 Mazda CX-9?
The most-reported problem areas are Electrical System (21% of complaints) and engine (16%).
How many recalls does the 2020 Mazda CX-9 have?
1 recall has been issued that affect the 2020 Mazda CX-9, covering components such as seats. Check the VIN with NHTSA and ask a dealer to confirm remedy eligibility; federal no-charge requirements have an age limit, though manufacturers may offer more coverage.
What gas mileage does the 2020 Mazda CX-9 get?
The EPA rates the 2020 Mazda CX-9 between 23 and 24 mpg combined, depending on trim and drivetrain.