Mazda · Mazda6 · 2021
2021 Mazda Mazda6
0
Recalls
17
Complaints
5/5
Safety Rating
The 2021 Mazda Mazda6 has no recalls and 17 owner-reported complaints on file with NHTSA. Overall safety rating: 5 out of 5 stars. Most reported issue: engine (11 reports).
Source: NHTSA Public Records · Updated Apr 28, 2026
Research Context
The 2021 Mazda Mazda6 page works best as a research starting point. Complaint totals show how much owner-reported activity exists, while recalls and investigations help show whether any of that activity turned into formal safety action.
Because this is a newer-era vehicle page, it usually helps to compare this year against nearby model years before deciding whether a complaint pattern looks isolated or persistent. On this page, the most prominent complaint area is engine with 11 reported complaints.
Best Research Moves
- Use the complaint log to understand what owners were actually reporting instead of relying only on the raw complaint total.
- Review the recall section even if the total is smaller, because a limited number of recalls can still point to meaningful safety actions.
- This page is primarily a complaints-and-recalls research surface, so compare nearby model years before treating the complaint total as a standalone verdict.
Key Takeaways
- The 2021 Mazda Mazda6 currently shows no active NHTSA recalls listed on this page and 17 owner-reported complaints.
- This page currently shows no linked NHTSA investigations.
- This page reflects complaint volume, recall history, and NHTSA test data, but it does not diagnose causes or rank reliability by itself.
- Safety data currently shows 5/5 overall NHTSA safety rating.
- The most frequently reported complaint categories on this page are engine (11), visibility/wiper (2), engine,fuel/propulsion system (1).
- Vehicle
- 2021 Mazda Mazda6
- Recalls
- 0
- Complaints
- 17
- Safety Rating
- 5/5
How to Interpret This Page
This page combines three types of NHTSA data: recall campaigns (official manufacturer or government actions), owner complaints (unverified consumer reports), and crash test ratings (where available). A vehicle with many complaints is not necessarily less reliable — complaint volume correlates with sales volume and vehicle age. Recalls indicate identified defects, not overall quality. To compare this model year with others, use the year navigation in the sidebar or return to the model overview page.
If you are researching a used vehicle, start with the complaint categories, compare them against the recall list, and then check nearby model years to see whether the same issue profile repeats. That usually produces a better buying or research signal than treating the raw complaint total as a standalone safety ranking.
NHTSA Crash Test Performance
Frontal Crash Test
Side Crash Test
Overall Frontal Rating
Driver and Passenger Assessment
Driver Side
Passenger Side
Overall Side Rating
Side Barrier and Side Pole Tests
Driver Side
Passenger Side
Rollover Resistance
10.3% rollover risk in single-vehicle crash
Safety Features
ESC: StandardForward Collision Warning: StandardLane Departure Warning: Standard
Owner Complaints
17 totalBACK OVER PREVENTION
Jun 20, 2025
The Infotainment system malfunctions. The rear view camera freezes, not with the current conditions but a still picture of a street I do not recognize. This puts not only myself at risk for an accident but those of others as well. This malfunction has been taken into the dealersh...
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UNKNOWN OR OTHER
Jun 18, 2024
Twice had low oil warning lamp appear. First time in July 2023, 2nd time in June 2024. Both times oil has just been changed 2-3 months prior. Saw articles that there was a recent lawsuit, which is why I am filling complaint as well. Not for lawsuit, but for repairs so this does ...
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ENGINE
Dec 17, 2023
Engine oil low warning 2k miles after oil change and again a week after topping oil off.
ENGINE
Jun 24, 2023
My car displayed a low oil level light between oil changes and after checking the dipstick it was low. No sign of visible oil leak so upon further research I was made aware of a TSB about defective valve seals causing excessive oil consumption. My cars VIN is in the affected rang...
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ENGINE,FUEL/PROPULSION SYSTEM
Apr 24, 2023
Oil Consumption Defect. I bought car on 7/10/21. Mazda aware of the problem at the time and still sold me the car. Since then I have had to add oil in between oil changes. Mazda states problem cannot be fixed. My car vin # included with defected cars. My Limited New Car Warran...
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ENGINE
Feb 28, 2023
Excessive oil burn. I have 12,7000 miles on my engine and the car is burning ~1 quart of oil every 3k miles and increasing.
ENGINE
Oct 24, 2022
The contact owns a 2021 Mazda Mazda6. The contact stated that the oil light continually illuminated on the instrument panel while driving at various speeds. The contact had taken the vehicle to the dealer where he was informed that the vehicle was consuming an excessive amount of...
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ENGINE
Sep 18, 2022
The engine oil low light has illuminated multiple times. I verified that there is no external engine oil leak. I have added oil and driven it for a couple thousand miles and the light is now on again. The car is brand new and should not be burning oil. Its a known issue as Mazda ...
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ENGINE
Aug 28, 2022
Vehicle displays low engine oil light about every 1,000 miles due to burning oil from faulty valve stem seals from factory assembly. Mazda has acknowledged the defect but plans to only refill engine oil. The defect could lead to possible injury due to low oil which could cause th...
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ENGINE
Jul 17, 2022
Excessive oil consumption. Recently purchased new vehicle with 0 miles. Oil low level warning light on at 3500 miles. Manually checked oil level. Added one quart. Online research indicates problem is created by faulty valve guide seals which allows oil into the engine comb...
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Showing 10 recent complaints from 17 total
View Full Complaint LogCompare Related Vehicles
Why Compare These Pages
The strongest comparison flow is usually: exact vehicle-year page, then nearby years of the same model, then other 2021 Mazda models. That sequence helps separate one-off year spikes from broader make-wide patterns.
More Mazda Mazda6 Years
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Frequently Asked Questions
How many recalls does the 2021 Mazda Mazda6 have?
The 2021 Mazda Mazda6 has 0 recalls recorded by NHTSA.
How many complaints have been filed for the 2021 Mazda Mazda6?
NHTSA has received 17 owner-reported complaints for the 2021 Mazda Mazda6.
What is the NHTSA safety rating for the 2021 Mazda Mazda6?
The 2021 Mazda Mazda6 received an overall safety rating of 5 out of 5 stars from NHTSA.
What are the most common problems with the 2021 Mazda Mazda6?
The most commonly reported complaint categories for the 2021 Mazda Mazda6 are engine (11 reports), visibility/wiper (2 reports), engine,fuel/propulsion system (1 reports).
Does the 2021 Mazda Mazda6 have any recalls?
NHTSA does not currently list any recalls on record for the 2021 Mazda Mazda6. To verify the status of your specific vehicle, check nhtsa.gov/recalls with your VIN.
Check Another Vehicle
Look up recalls and complaints for any year, make, and model.
This page summarizes publicly available data from the National Highway Traffic Safety Administration (NHTSA). Complaint counts reflect reports submitted to NHTSA by vehicle owners and do not by themselves prove defect severity or vehicle safety. Safety ratings may not be available for all vehicle-years. This site is not affiliated with NHTSA or any vehicle manufacturer. For official information, visit the official NHTSA page for this vehicle.