2021 Lincoln Aviator: Problems & Reliability
CAUTION2021 Lincoln Aviator: CAUTION — 35 owner complaints, rated on its recalls: 27 campaigns, 7 for fire or crash risk.
CarWhere's verdict score for the 2021 is 1.32, where 1.00 is a typical Aviator year once complaints are weighted for severity and spread over time on the road; caution starts at 1.25 and avoid at 1.60. 49% of its complaints are severe — a crash, fire, injury or a safety-critical system. Its raw count is below the median year, but it has been on the road only about 5 years, so complaints are arriving faster than for older Aviator years.
Sources: NHTSA owner complaints (ODI), recall campaigns and manufacturer service bulletins, CarWhere verified buyer prices · Model years 2005–2026 compared · Updated 2026-11-07 · By CarWhere Research · Methodology
35
NHTSA complaints
1.32
Verdict score (1.00 = typical Aviator year)
251
Service bulletins
27
Recall campaigns
2021 Lincoln Aviator recalls
27 recall campaigns on federal record for the 2021; the campaign list is on NHTSA's record for the 2021 Lincoln Aviator.
2021 Lincoln Aviator service bulletins
The manufacturer has filed 251 technical service bulletins with NHTSA for the 2021 — more than the 118 of the median Aviator year from 2005 to 2026. Coded bulletins most often cover electrical system (97), powertrain / transmission (74), engine & cooling (20). Bulletins are repair instructions for dealer technicians, not recalls.
The 2021 vs. the year before and after
From the 2020 to the 2021, owner complaints fell by more than half (97 → 35) — an improvement. The 2022 that followed rose 23% (35 → 43), so the 2021 is the cleaner of the two by count.
| Model year | Verdict | Complaints | Bulletins | Recalls | Avg. buyer-paid |
|---|---|---|---|---|---|
| 2020 Aviator | AVOID | 97 | 309 | 29 | — |
| 2021 (this page) | CAUTION | 35 | 251 | 27 | — |
| 2022 Aviator | AVOID | 43 | 182 | 20 | — |
Prices are averages of CarWhere verified buyer transactions (shown when 3+ deals exist for the year). Full year-by-year table: Lincoln Aviator years to avoid.
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FAQ
Is the 2021 Lincoln Aviator reliable?
2021 Lincoln Aviator: CAUTION — 35 owner complaints, rated on its recalls: 27 campaigns, 7 for fire or crash risk. CarWhere's verdict score for the 2021 is 1.32, where 1.00 is a typical Aviator year once complaints are weighted for severity and spread over time on the road; caution starts at 1.25 and avoid at 1.60.
What are the most common 2021 Lincoln Aviator problems?
The 2021 Lincoln Aviator has 35 NHTSA owner complaints and 251 manufacturer service bulletins on file; the component breakdown is on NHTSA's record for this model year.
How many recalls does the 2021 Lincoln Aviator have?
27 recall campaigns on federal record for the 2021 Lincoln Aviator. Recall completion is VIN-specific, so check the exact car.
How do I check a specific 2021 Lincoln Aviator before buying?
Decode the VIN free at carwhere.com/tools/vin-decoder to confirm the build, then run the $9.99 CarWhere Full VIN Report for the exact VIN — recall, complaint, and service-bulletin record for this model year, the original window sticker where the manufacturer publishes one, and a market price check from verified buyers. One-time purchase, no subscription.
Sources & method
Complaint, recall and service-bulletin counts for the 2021 Lincoln Aviator come from NHTSA's Office of Defects Investigation; the verdict is CarWhere’s severity-weighted, time-on-road-adjusted score compared with the model’s own median year. The live complaint feed was unavailable at render, so the complaint count is the verdict engine’s stored count. Complaints are owner allegations, not verified defects. Full methodology.