Infiniti QX80 reliability: common problems by model year
Across 2 model years, the Infiniti QX80 has 36 owner-filed NHTSA complaints and 3 recalls on record. The most-reported areas are engine and electrical system. 2014 drew the most complaints (20), 2017 the fewest (16).
2
Model years tracked
36
Owner complaints
3
Recalls
20
Median per year
Source: NHTSA complaints and recalls filed for Infiniti QX80 vehicles (US, public record). Typical used asking price $74,655–$89,649.
Which QX80 years have the most problems?
Complaint volume by model year. Raw NHTSA totals, not adjusted for sales volume or time on the road, so older and higher-selling years accumulate more. Every year links to its full breakdown.
Sentiment is mixed and heavily dependent on model year and purchase context. For the long-running generation produced from approximately 2014 through 2024, the consensus among owners is that it is a fundamentally solid, comfortable, and powerful full-size SUV
Catalytic converter failure: Very expensive failure occurring frequently just outside of warranty, with repair costs cited from $1,700 to $2,600. Mentioned as a widespread issue across model years. Frequency: very frequent.
Extremely poor fuel economy: Real-world consumption reported as low as 11-12 MPG in mixed driving. Considered a defining characteristic of the V8 model. Frequency: very frequent.
Dated/Unreliable Infotainment System: Systems described as ancient, laggy, prone to freezing, and featuring a confusing dual-screen setup (pre-2020). Newer 2025 models also reported with infotainment glitches like screens turning off. Frequency: very frequent.
Interior Material Quality: Use of hard plastics, low-rent materials, and overall interior design criticized for feeling outdated and not befitting a luxury vehicle price tag. Frequency: recurrent.
Timing Chain & VVT System Issues: Timing chain problems noted as a known issue to check for. Variable Valve Timing (VVT) solenoids and related engine codes (P0011, P0021, etc.) cause rough starts and RPM limitations. Frequency: recurrent.
Owner insights cover all generations of the QX80. Individual model years are broken down above.