Infiniti QX70 reliability by year: best and worst years

Avoid: No year grades F. Weakest: 2015

Best: 2014 · Best recent: 2017

4 model years of NHTSA owner complaints and recalls · How we grade

Across 3 model years, the Infiniti QX70 has 22 owner-filed NHTSA complaints and 2 recalls on record. The most-reported areas are electrical system and power train. 2015 drew the most complaints (9), 2014 the fewest (5).

3
Model years tracked
22
Owner complaints
2
Recalls
8
Median per year

Source: NHTSA complaints and recalls filed for Infiniti QX70 vehicles (US, public record). Typical used asking price $12,484–$17,553.

Which QX70 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.

YearComplaints
20178
20159
20145

Highest: 2015 (9 complaints). Lowest: 2014 (5).

Where owners report problems

electrical system4
power train3
air bags3
service brakes3
engine2

What owners say

Strongly positive sentiment regarding driving dynamics, engine performance, and long-term reliability.

  • Very frequentPoor fuel economy

    V6 models achieve 16-23 MPG, V8 models achieve 14-20 MPG, requires premium fuel.

  • RecurrentDated infotainment technology

    System feels old, Bluetooth connectivity can be problematic with multiple phones, slow or non-intuitive interface.

  • RecurrentIntermittent engine misfires (P0300 code)

    Reported in multiple instances on higher-mileage V6 models, sometimes linked to faulty oxygen sensors or fuel trim issues.

  • RecurrentLimited rear seat and cargo space

    Cabin and trunk described as cramped compared to segment norms, a noted trade-off for the sporty design.

  • RecurrentTransmission shifting issues

    Reports of harsh shifts, thumping noises under hard acceleration/braking, and limp mode (failure to shift past 3rd gear) potentially linked to fluid levels, mounts, or internal faults.

Owner insights cover all generations of the QX70. Individual model years are broken down above.

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