Below are recalls and complaints reported to NHTSA for the 2021 Mazda Mazda3. This information is consumer-reported and provided for general informational purposes only. Vehicles like this may qualify under California lemon law depending on their individual repair history.
The following recalls were reported to NHTSA. A recall does not by itself establish that any individual vehicle is defective.
Mazda North American Operations (Mazda) is recalling certain 2021 Mazda3 and CX-30 vehicles. Air may suddenly leak from the tire air valve.
Reported consequence: A sudden air leak from the tire air valve may cause a loss of vehicle control while driving, increasing the risk of a crash.
Remedy: Mazda will notify owners, and dealers will replace all four tire air valves with new parts, free of charge. The recall began April 6, 2021. Owners may contact Mazda customer service at 1-800-222-5500 Option 4. Mazda's number for this recall is 4721B.
The following are consumer-reported complaints filed with NHTSA. These are unverified allegations and are not proof that any defect exists.
Spontaneous loss of power while driving on highway. Check engine light came on. Speed limited by car. Continues to vibrate especially at idle from cold start. Code P0304 intermittently popping up. | The thermostat malfunctioned on this vehicle, resulting in the thermostat remaining open and providing excess coolant to the engine, which in turn damaged internal components of the engine (compromises safety), decreased fuel economy, increased emiss | The contact owns a 2021 Mazda Mazda3. The contact received notification of an unknown Class Action Lawsuit Number however, the part to do the repair was unavailable. The contact stated that the manufacturer exceeded a reasonable amount of time for th
My rear differential case cracked, anytime the four wheel drive system was engaged the entire drivetrain would lock up. Luckily we were only on side roads so going less than 30 mph if we had been on the highway when this happened we could have been | I was driving when all the sudden there was a loud bang sound. The differential housing cracked. The when awd is demanded the rear diff was was locking up instead of engaging. Luckily we were just on city streets and not on the highway as this rear w | Radiators are failing 3 years after the warranty period. Its leading to coolant lost and perhaps overheating the engine.
At red light, close behind car in front of the mazda. After light turns green, start driving the mazda after car in front moves forward. Although the car in front is moving forward at a higher rate of speed, increasing the distance between it and the | Vehicle detects cars in other lane as an impeding collision in turns, activates emergency braking when no collision is imminent. | 2021 MAZDA 3. CONSUMER WRITES REGARDING FAILED SBS SYSTEM. *LD THE CONSUMER STATED THE SMART BRAKE SYSTEM SLAMS ON THE BRAKES UNNECESSARILY, WHILE DRIVING. THE CONSUMER WAS ADVISED BY THE DEALER THAT FEATURE COULD NOT BE DISABLED. *JS
During a night drive, travelling approx. 40mph, car warning system audio blared a warning and suddenly braked causing car to skid (was raining) and causing driver to also jolt forward with momentum. There was very little time between beginning of aud | I had two incidents during a short 25 min drive. Incident 1: I was in right side of the road, there were 2 lanes on this side. I was in the far left lane driving at below 30 mph, there was no vehicle directly behind me, and no vehicle directly in fr
Air bag malfunction light comes on a and goes off multiple times while driving | The vehicle was badly rear ended and the airbags didn't deploy. The dashboard indicated an "airbag malfunction" after the collision happened. The failure of the airbags put myself and my passengers at serious risk; if we weren't wearing our seatbelts | My car started to show a warning on the dashboard that the airbag system is malfunctioning. The alarm would come on for a few seconds, then turn off, then repeat like that multiple times every drive. At the time it started, my car had less than 500 m
Allegedly reported: 1 injury (as reported to NHTSA).
The contact owns a 2021 Mazda Mazda3. The contact stated that while driving at various speeds the passenger front side tire was flat which caused the contact to veer to the shoulder. The contact towed the vehicle to the dealer where the tire was insp | TL* THE CONTACT OWNS A 2021 MAZDA MAZDA3. THE CONTACT STATED WHILE THE VEHICLE WAS AT A STAND STILL AT A PARKING LOT, WHEN IT CAUGHT FIRE. THE FIRE DEPARTMENT WAS ABLE TO EXTINGUISHED THE FIRE AND FILED A REPORT. THE POLICE WAS AT THE LOCATION BUT DI
My 2021 Mazda 3 was bought used in August 2023 and is about a year old in my possession. it has been at the Mazda dealership for repairs multiple times since August 2023. it dangerously stalls and hesitates when trying to accelerate from a stop po | While driving at a normal speed on a clear, sunny day with no other vehicles close by, I heard a loud crash sound and my car's sunroof unexpectedly shattered. The inside glass panel looks like it's shattered and it caused tiny glass shards to fall in | Part easily break away during washing. Fuel door cover lid panel (BDYT-42-411) broke in automatic car wash.
If your 2021 Mazda Mazda3 has had repeated repairs for the same problem, you may have rights under California lemon law. Tell us about it and we will review your situation at no cost and no obligation.
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The recalls and complaints shown here are reported to NHTSA and are consumer-reported, unverified allegations. They do not establish that any defect exists in any individual vehicle, and nothing on this page should be read as asserting that the 2021 Mazda Mazda3 is defective. Counts reflect items filed with NHTSA and may not be current. “May qualify” statements are general and do not mean any particular vehicle or owner qualifies.
Past results do not guarantee a similar outcome. Every case is different and depends on its own facts. Lucky Lemon Law is responsible for the content of this advertisement.