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2015 Infiniti QX80 Report

Known issues, recalls, running costs, and what to check before you buy.

Updated Jun 4, 2026·Ryan Davis·1 Critical Recall
2015 Infiniti QX80 Report

Overall Score

6.4/ 10
Our Verdict
Proceed with caution

Key Takeaways

  • The 2015 QX80 has one critical recall concerning fuel leaks. Verify this has been completed.
  • While owner complaints are low, a high TSB count suggests potential for various issues requiring attention.
  • Fuel economy is a notable drawback, with a combined 15 MPG leading to high fuel costs.
  • The 5.6L V8 engine and 4-Wheel Drive system provide robust performance for towing and varied conditions.
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OverviewWho This Car Is ForReliability & ProblemsVehicle SpecsUnlock Full ReportFAQ
Overview

2015 Infiniti QX80

The 2015 Infiniti QX80 is a full-size luxury SUV designed for families needing space and towing power. It boasts a potent V8 engine and a comfortable, well-appointed interior. However, used buyers should be aware of its average reliability score, a critical recall for fuel leaks, and a significant number of Technical Service Bulletins (TSBs) that may indicate underlying quality concerns.

Critical Failure Risk

A recall addresses fuel pressure sensors not being sufficiently tightened during production, which can lead to fuel leaks. This poses a fire risk.

Early detection can help you avoid a $200-$500 repair.

Open Maintenance Analysis →

Safety & Bulletins

Open Recalls1
Service Bulletins0
Full Recall History →

Owner Complaints

0

No primary complaint themes found.

Detailed Issue Breakdown →

Performance & Efficiency

Fuel Efficiency
Combined
15
MPG
City
13
MPG
Highway
19
MPG
Full Vehicle Specifications ↓

Reliability

8.9/ 10

Practicality

5.0/ 10

The score is mainly limited by high fuel consumption.

Buyer Fit

Who This Car Is For

Best for

Families needing a spacious, capable, and luxurious three-row SUV.

+2 more buyer-fit notes in the full report

Avoid if

Budget-conscious buyers concerned about fuel costs or unexpected repair bills.

+2 more buyer-fit warnings in the full report

2015 Infiniti QX80 Reliability Analysis

Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2015 Infiniti QX80.

  • Recall TimelineOfficial safety notices
  • Owner ComplaintsReal driver reports
  • Failure AnalysisKnown part defects
Specs

Vehicle Specs

Fuel Type
Premium
Seating Capacity
8
Transmission
Automatic (S7)
Drivetrain
4-Wheel Drive
Body Style
Crossover
EPA Combined MPG
15

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Unlock the complete checklist, maintenance outlook, and buyer verdict in one place.

Most Common Issues

1. Fuel Leaks

Most reported

Usage data observed

2. Various Issues (High TSB Count)

Usage data observed

See all common issues in the maintenance guide

First Service Interval

- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake Inspection

Est. shop cost: $100 - $180

5,000 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist
Complete maintenance schedule (5 service intervals)
Repair forecasts with mileage and cost context
Full buyer-fit guidance and who should avoid it
Full specs and trim-level context
1 recall campaign details & remedy notes
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FAQ

FAQ

Is the 2015 Infiniti QX80 reliable?▾

The CarFocal Reliability Score for the 2015 Infiniti QX80 is 8.9/10. Reliability score is 8.9/10. NHTSA recalls: 1. Owner complaints: 0.

How practical is the 2015 Infiniti QX80 for daily use?▾

Practicality score is 5.0/10. The score is mainly limited by high fuel consumption. EPA combined economy is 15 MPG. Seating capacity is 8. 4 passenger doors are listed. Boot capacity is 470 litres.

What is the overall score for the 2015 Infiniti QX80?▾

The CarFocal Overall Score for the 2015 Infiniti QX80 is 6.4/10. Overall score is 6.4/10 (Mixed). Confidence 55%. Maintenance 8.1/10. Practicality 5.0/10.

What does it cost to own and maintain a 2015 Infiniti QX80?▾

Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake Inspection at 5,000 miles. Estimated first-year maintenance: $600 - $1,000. Repair prediction highlight: Fuel System (typical at 50,000 miles, estimated cost Min: $200 • Max: $500).

What engine is in the 2015 Infiniti QX80?▾

Engine specs list 8 • 5.6.

What transmission does the 2015 Infiniti QX80 use?▾

According to CarFocal's specs for the 2015 Infiniti QX80, transmission is Automatic (S7). The paired drivetrain is 4-Wheel Drive.

Does the 2015 QX80 require Premium gas?▾

Manufacturer fuel recommendation: Premium.

What is the combined EPA MPG for the 2015 Infiniti QX80?▾

EPA combined estimate is 15 MPG.

What driver assistance and safety features are available on the 2015 Infiniti QX80?▾

1 standard driver assistance features. Key features include Tire Pressure Monitoring System.

How many people fit in a 2015 Infiniti QX80?▾

According to CarFocal's specs for the 2015 Infiniti QX80, seating capacity is 8.

What body style is the 2015 Infiniti QX80?▾

According to CarFocal's specs for the 2015 Infiniti QX80, body style is crossover.

What drivetrain does the 2015 Infiniti QX80 use?▾

According to CarFocal's specs for the 2015 Infiniti QX80, drivetrain is 4-Wheel Drive. Transmission is Automatic (S7).

Are there open safety recalls on the 2015 Infiniti QX80?▾

This model year has 1 official safety campaigns listed.

Start Here

Maintenance guide

Costs + intervals

Recall report

Campaigns + remedy notes

Owner complaints

Issue volume + categories

In this guide

  1. 01Overview
  2. 02Who This Car Is For
  3. 03Reliability & Problems
  4. 04Vehicle Specs
  5. 05Unlock Full Report
  6. 06FAQ

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