Is the 2021 Lincoln Aviator reliable?

Reliability is generally solid for many owners, but it’s not flawless; the most frequent trouble spots involve infotainment/electrical glitches and occasional transmission shift complaints. A well-documented service history and up-to-date software help.

What are the most common 2021 Lincoln Aviator problems?

Commonly reported issues include infotainment freezes or camera problems, rough/hesitant shifting from the 10-speed automatic, and (on Grand Touring PHEV models) charging or calibration-related drivability concerns.

Are maintenance costs high on a 2021 Aviator?

Costs are typical for a midsize luxury SUV: expect premium tire and brake pricing, higher-than-mainstream service rates, and potentially higher repair costs as the vehicle ages due to technology and turbocharged power.

What are the best years to buy a Lincoln Aviator?

Many shoppers prefer later second-generation examples after the 2020 redesign, especially vehicles with documented dealer updates and fewer early-production quirks. Comparing service records matters more than the model year alone within this generation.

What should I check before buying a used 2021 Lincoln Aviator?

Test every tech feature (screen, cameras, audio, driver assists), confirm smooth transmission behavior at low speeds, check for warning lights, review recall/service history, and inspect tire wear and suspension feel—especially on high-output or PHEV models. For deeper details, request a complete owner’s guide with full specs, trim breakdowns, and the recommended maintenance schedules for the 2021 Lincoln Aviator.

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Reliability AnalysisBased on known issue patterns, repair cost data, and ownership trends · How we score

2021 Lincoln Aviator Reliability ReportCommon Problems, Repair Costs & Expert Verdict

78/ 100

KeepScore

MODERATE RISK

Grade: C+

A powerful and opulent SUV that demands vigilant ownership to navigate its early-model complexities.

Full system breakdown + what I would do

Quick Facts · 2021 Lincoln Aviator

Has 26 NHTSA recalls on record — the most notable involves the suspension:rear.
Scores 7 points below the strongest nearby year — the 2023 Lincoln Aviator earns a 85.
The system most likely to surface first: electrical system & infotainment (moderate severity).

Should You Buy the 2021 Lincoln Aviator?

The 2021 Lincoln Aviator offers a compelling blend of luxury, power, and comfort, but it's not without its challenges. While its engine is strong, early production models of this sophisticated SUV are known for frustrating electrical glitches and a somewhat unrefined transmission, requiring buyers to proceed with informed caution.

Biggest Strengths

Potent powertrain options (especially Grand Touring PHEV)
Luxurious and well-appointed interior design
Quiet and refined cabin experience

Top Risk Areas

The systems that break first on the 2021 Lincoln Aviator. Mileage windows, repair costs, and fix-before-you-buy notes are in the full report.

Electrical System & Infotainmentmoderate

10-Speed Automatic Transmissionmoderate

Air Glide Suspension (Reserve/Grand Touring)major

Typical mileage, cost ranges, and the exact what-to-check list are in the full report.

NHTSA Recalls

26 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.

SUSPENSION:REAR

Ford Motor Company (Ford) is recalling certain 2021 Explorer and Lincoln Aviator vehicles. Incorrect rear suspension module components may have been installed due to a labeling error.

ENGINE

Ford Motor Company (Ford) is recalling certain 2020-2021 Explorer and Lincoln Aviator vehicles. The right hand motor mount fasteners may have been incorrectly tightened, and may loosen over time.

What breaks on the 2021 Lincoln Aviator?

Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.

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Lincoln Aviator by Year

Compare KeepScores across nearby years of the Lincoln Aviator. Click any year for its full report.

All Lincoln Aviator years ranked →Lincoln Aviator years to avoid →Lincoln Aviator common problems →

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