2021 Lincoln Aviator problems and complaints
Owners have filed 42 complaints with NHTSA about the 2021 Lincoln Aviator. The most-reported areas: Electrical System (12), Unknown Or Other (7), Engine (6).
Key takeaways
- 42 owner complaints on file with NHTSA.
- 1 involve a crash, 1 a fire, 2 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 12 | 29% |
| Unknown Or Other | 7 | 17% |
| Engine | 6 | 14% |
| Structure | 5 | 12% |
| Visibility/Wiper | 5 | 12% |
| Seats | 4 | 10% |
| Service Brakes | 4 | 10% |
| Power Train | 4 | 10% |
| Visibility | 3 | 7% |
| Vehicle Speed Control | 3 | 7% |
| Fuel/Propulsion System | 3 | 7% |
| Back Over Prevention | 3 | 7% |
One complaint can name several components, so shares add up to more than 100%.
Parts for the 2021 Lincoln Aviator
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
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| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2021 Lincoln Aviator SUV 4WD | 5/5 | 5/5 | 5/5 | 4/5 |
| 2021 Lincoln Aviator SUV RWD | 5/5 | 5/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Unknown Or Other - filed 2026-11-05
The driver's side door latch assembly (Part Number LC5Z-54219A65-H) on my 2021 Lincoln Aviator with approximately 79,300 miles has begun intermittently failing to latch when the door is closed. This issue first started approximately three weeks ago. The driver's door often requires multiple attempts to close before th...
Visibility,structure - filed 2026-10-28
The contact owns a 2021 Lincoln Aviator. The contact stated that while the vehicle was parked in the driveway, the panoramic sunroof gasket deteriorated with chunks of the gasket missing. The contact inspect the gasket and became aware that the part was damaged by the elements. The contact was concerned that the gasket...
Seats,service Brakes,visibility/Wiper - filed 2026-10-05
I have a Lincoln Aviator 2021 that has had at least 6 recalls. I love Lincoln’s but this is ridiculous. I have 3 open right now with no remedy available. The first notice came to me March 2026. I haul grandkids a lot, my vehicle needs the recalls fixed so my vehicle is safe. Can anything be done about this?
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More for the 2021 Lincoln Aviator
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.