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

2015 Lincoln Navigator Reliability ReportCommon Problems, Repair Costs & Expert Verdict

Autojunket OSC

Sell your car for what it's worth.

Every receipt, every service, one signed PDF you hand the buyer. OSC is the paperwork trail your resale price depends on.

  • OSC Transfer PDF — every receipt
  • Snap-a-receipt AI log
  • Fuel & mileage tracker
  • Shareable buyer view link
$9.99/mo or $79.99/yr · unlimited vehicles · cancel anytime
72/ 100

AutoScore

MODERATE RISK

Grade: C-

A comfortable luxury cruiser with powerful performance, but be prepared for potential high-cost repairs, especially in the suspension and steering.

Full system breakdown + what I would do

Quick Facts · 2015 Lincoln Navigator

  • Has 4 NHTSA recalls on record — the most notable involves the visibility:defroster/defogger/hvac system:fan/motor.
  • Scores 6 points below the strongest nearby year — the 2016 Lincoln Navigator earns a 78.
  • The system most likely to surface first: adaptive air suspension (major severity).
Quick Answers

The 2015 Lincoln Navigator at a glance

Is the 2015 Lincoln Navigator reliable?
Autojunket rates the 2015 Lincoln Navigator 72/100 (grade C-), categorized as moderate risk. A comfortable luxury cruiser with powerful performance, but be prepared for potential high-cost repairs, especially in the suspension and steering.
Should I buy a used 2015 Lincoln Navigator?
Autojunket recommends reading the full reliability report before buying a 2015 Lincoln Navigator. The 2015 Lincoln Navigator is a compelling vehicle on paper, offering significant luxury and utility for a used price. However, its high-cost failure points like the air suspension and Electric Power-Assisted Steering (EPAS) systems mandate a cautious approach. It can be a great vehicle if you are financially prepar…
Which Lincoln Navigator years are the most reliable?
Best model years to buy: 2016-2017 (Minor improvements and refinement, but still share core risks of the 2015 model). Years to avoid: Earlier 3rd generation models (prior to 2015 EcoBoost) with less powerful engines and different issues..
What are the most common problems with the 2015 Lincoln Navigator?
The top failure points on the 2015 Lincoln Navigator are Adaptive Air Suspension (typically around 60,000-100,000 miles), Electric Power-Assisted Steering (EPAS) (typically around 80,000-120,000 miles), EcoBoost Engine Turbochargers (typically around 90,000-150,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
At what mileage do problems start on the 2015 Lincoln Navigator?
The first major mileage danger zone for the 2015 Lincoln Navigator is around 30,000. Low Risk Zone — At this mileage, the vehicle should be performing optimally. Focus on ensuring scheduled maintenance (oil changes, tire rotations) has been diligently followed.

Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.

Read the full free report

Should You Buy the 2015 Lincoln Navigator?

The 2015 Lincoln Navigator offers impressive comfort and capability, but it’s a vehicle that demands diligent maintenance and a careful pre-purchase inspection to avoid significant repair costs. While its core powertrain is robust, key ancillary systems present notable risks that can quickly turn a luxury bargain into a financial burden. Proceed with caution and a healthy repair budget.

The 2015 Lincoln Navigator is a compelling vehicle on paper, offering significant luxury and utility for a used price. However, its high-cost failure points like the air suspension and Electric Power-Assisted Steering (EPAS) systems mandate a cautious approach. It can be a great vehicle if you are financially prepar…

Best Model Years

2016-2017 (Minor improvements and refinement, but still share core risks of the 2015 model)

Years to Avoid

Earlier 3rd generation models (prior to 2015 EcoBoost) with less powerful engines and different issues.

Biggest Strengths

  • Potent 3.5L EcoBoost V6 engine
  • Spacious and comfortable interior with good features
  • Strong towing capacity

Top Risk Areas

The systems that tend to fail first on the 2015 Lincoln Navigator, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.

1
Adaptive Air Suspensionmajor~60,000-100,000 mi

Air struts, compressor, and height sensors are prone to failure, leading to a sagging vehicle, rough ride, or compressor constantly running. This is a common failure point that can manifest as early as 60,000 miles.

2
Electric Power-Assisted Steering (EPAS)critical~80,000-120,000 mi

The EPAS system, particularly the steering gear or module, can fail, resulting in loss of power steering or an extremely stiff wheel. This is a critical safety issue and an expensive repair, often requiring full steering rack replacement…

3
EcoBoost Engine Turbochargersmajor~90,000-150,000 mi

While the 3.5L EcoBoost is powerful, its twin turbochargers can fail, particularly if oil changes are neglected or if the turbos are subject to excessive heat cycling without proper cool-down. Symptoms include reduced power, smoke, and r…

Full repair-cost ranges, fix-before-you-buy notes, and inspection checklists are in the report.

2015 Lincoln Navigator Mileage Danger Zones

The mileage windows when the 2015 Lincoln Navigator most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.

30,000

Low Risk Zone

At this mileage, the vehicle should be performing optimally. Focus on ensuring scheduled maintenance (oil changes, tire rotations) has been diligently followed.

60,000

Maintenance Checkpoint

Major service is typically due. This is where you should start listening for unusual noises from the air suspension and feeling for any EPAS irregularities. Brake system components will likely need attention.

90,000

Elevated Risk Zone

Critical components like the EPAS system and air suspension are increasingly prone to failure. The EcoBoost turbos and timing chain also become areas of concern, potentially leading to costly repairs if neglected.

120,000+

High Risk Zone

Beyond 120,000 miles, the Navigator enters a period where major component failures become more likely across the board. Expect to address multiple high-cost items, and proactive replacement of known weak points might be considered.

2015 Lincoln Navigator Ownership Cost Outlook

What it typically costs to keep the 2015 Lincoln Navigator on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.

Annual Maintenance

$600-900

Moderate Repairs

$800-2,000 occasionally

How Long Does the 2015 Lincoln Navigator Last?

Target models with comprehensive service records and under 80,000 miles if possible to minimize the immediate risk of major suspension or steering component failures; prepare to address these items if buying at higher mileages.

What 2015 Lincoln Navigator Owners Actually Say

What Owners Love

  • Exceptional interior comfort and quietness on long drives
  • Powerful acceleration and smooth highway cruising from the EcoBoost engine
  • Excellent towing capabilities for trailers and boats
  • Generous cargo space, especially in the long-wheelbase 'L' variant

Common Frustrations

  • Poor fuel economy, a significant ongoing expense
  • The MyLincoln Touch infotainment system is often clunky and frustrating
  • High cost of unexpected repairs, particularly for air suspension and EPAS
  • Ride quality can deteriorate quickly if air suspension components begin to fail

Who Should Buy the 2015 Lincoln Navigator?

Best For

  • Families needing extensive passenger and cargo space
  • Owners who regularly tow heavy loads
  • Individuals seeking luxury SUV comfort without the new car price tag

Not Ideal For

  • Budget-constrained buyers who cannot absorb $2,000-$5,000 in unexpected repairs
  • Owners seeking the lowest possible long-term ownership costs

How the 2015 Lincoln Navigator Compares to Rivals

The Navigator offers a strong value proposition in terms of luxury and capability but falls short of top-tier reliability compared to Japanese rivals. It's more comparable to its American full-size SUV brethren, sharing similar strengths and weaknesses.

More Reliable Than

  • 2015 Cadillac Escalade (often more complex infotainment, higher parts cost)
  • 2015 Nissan Armada (less refined powertrain, older tech)

Comparable To

  • 2015 Ford Expedition (shares many underpinnings and issues)
  • 2015 GMC Yukon Denali (similar luxury SUV repair potential)

NHTSA Recalls

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

VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR

Ford Motor Company (Ford) is recalling certain 2015-2017 Ford Expedition and Lincoln Navigator vehicles. The front blower motor located behind the glove box may fail.

VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

Ford Motor Company (Ford) is recalling certain 2015-2017 Lincoln Navigator vehicles. The LED logo lights on the exterior mirrors may short circuit.

What breaks on the 2015 Lincoln Navigator?

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

Autojunket OSC · OSC Transfer

Sell your 2015 Lincoln Navigator for what it's actually worth.

Log every service. Sell with a signed PDF. Every receipt, mileage-verified, in the buyer's hands.

Lincoln Navigator by Year

Compare AutoScores across nearby years of the Lincoln Navigator. Click any year for its full report.

If You're Considering This, Also Look At

Similar class, similar year range — ranked by AutoScore.

Relevant Products for Your 2015 Lincoln Navigator

Parts and accessories matched to your 2015 Lincoln Navigator

As an Amazon Associate I earn from qualifying purchases.

Autojunket vs. the rest

Where the 2015 Lincoln Navigator report beats Carfax + CR

Carfax tells you if it crashed. Consumer Reports rates the whole nameplate. Autojunket tells you what will actually break on this specific year — and how to negotiate it.

Feature
Autojunket
Carfax
CR

Year-specific reliability score

Common problems + repair costs

Mileage danger zone map

AI negotiation script + walk-away price

Single report price

Free
$44.99
$10/mo

Free reliability data. Save thousands on the wrong car.

Frequently Asked Questions

Full Report

2015 Lincoln Navigator

7-system breakdown, mileage danger zones, repair cost projections, buyer checklist, and expert verdict.

Instant delivery · No account

Autojunket OSC

Own more than one? Unlimited reports across your whole garage.

Compare This Vehicle

Final Step

Know every issue before you sign.

A free reliability report can catch a $3,000 problem. Full breakdown for the 2015 Lincoln Navigator — delivered in under 60 seconds.

Autojunket OSC

Sell your 2015 Lincoln Navigator for what it's actually worth.

Log every service on your Lincoln Navigator. When it's time to sell, hand the buyer a signed PDF — every receipt, mileage-verified, close the deal at your price.

  • OSC Transfer PDF — every receipt
  • Snap-a-receipt AI log
  • Fuel & mileage tracker
  • Shareable buyer view link
$9.99/mo or $79.99/yr · unlimited vehicles · cancel anytime
Autojunket OSC

You maintain your car. Make sure you can prove it.

The ownership record that lives with your VIN. Every service, every receipt, every mile — logged from day one and transferable to the next owner. $9.99/mo or $79.99/yr.