AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2021 Lincoln Aviator
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $12,000–$25,000
The 2021 Lincoln Aviator faces multiple recalls, primarily related to seat assembly, back-over prevention, and power train issues, indicating moderate reliability concerns. With varied owner complaints focusing on the electrical system, engine, and power train, ownership costs may be higher due to potential repairs.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| Electrical system | 30,000–50,000 miles | $300–$900 | common |
| Engine | 50,000–70,000 miles | $1,000–$4,000 | common |
| Transmission | 60,000–80,000 miles | $1,500–$3,500 | common |
| Cameras/Displays | 40,000–60,000 miles | $200–$700 | occasional |
| Fuel pump | 50,000–70,000 miles | $500–$1,000 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Brake pads and rotors replacement
- Transmission fluid change
- Engine air filter replacement
- Coolant flush and refill
- Tire rotation and balance
- Cabin air filter replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Intermittent electrical failures
- Strange engine noises
- Rearview camera malfunction
- Unexpected gear shifts
- Unusual fuel consumption
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.