2021 Nissan Altima problems and complaints
Owners have filed 71 complaints with NHTSA about the 2021 Nissan Altima. The most-reported areas: Electrical System (22), Forward Collision Avoidance (22), Service Brakes (21).
Key takeaways
- 71 owner complaints on file with NHTSA.
- 7 involve a crash, 1 a fire, 4 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 22 | 31% |
| Forward Collision Avoidance | 22 | 31% |
| Service Brakes | 21 | 30% |
| Unknown Or Other | 12 | 17% |
| Engine | 7 | 10% |
| Steering | 7 | 10% |
| Suspension | 5 | 7% |
| Back Over Prevention | 4 | 6% |
| Hydraulic | 3 | 4% |
| Latches/Locks/Linkages | 3 | 4% |
| Seat Belts | 3 | 4% |
| Power Train | 3 | 4% |
One complaint can name several components, so shares add up to more than 100%.
Parts for the 2021 Nissan Altima
GarageDex's verified specs for this car. Each Buy button searches Amazon for that exact part.
- Battery
- Engine oil
- Oil filter
- Engine air filter
- Cabin air filter
- Wiper blades
- Headlight bulb
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| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2021 Nissan Altima 4 DR AWD | 5/5 | 4/5 | 5/5 | 5/5 |
| 2021 Nissan Altima 4 DR FWD | 5/5 | 4/5 | 5/5 | 5/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Electrical System,engine - filed 2026-10-28
The contact owns a 2021 Nissan Altima. The contact stated that the rear seat belt failed to latch securely. The instrument panel illuminated, and the seat belt warning light remained displayed with a beeping sound during and after the failure. The battery was replaced twice within one year, and the vehicle needed to be...
Service Brakes, Hydraulic - filed 2026-09-10
The contact owns a 2021 Nissan Altima. The contact stated that while pulling out of a parking lot, the contact shifted into drive(D) and then to reverse(R) to exit the parking lot, and while driving 3 MPH, the brake pedal was depressed, and the vehicle failed to stop as intended. The contact attempted to forcefully dep...
Electrical System - filed 2026-07-23
Got the car from kingdom Chevy on 66 and western on February 2024 used at 62.000. I took the car back twice because the screen in the car kept cutting off fading on and fading off. Secondly, the Bluetooth plug would not work. I did not have the car a month. They kept telling me that nothing was wrong with the vehicle. ...
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More for the 2021 Nissan Altima
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.