2017 Infiniti QX80 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
17 owner complaints analyzed
1 distinct recall campaigns
77,000 mi median reported failure mileage
Scope: 2017 model year. Data snapshot: . 5 complaints include usable failure mileage.
Most common problems
Air Bags is the most frequently named component, appearing in 7 of 17 complaints (41.2%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Electrical and battery issues | 4 | 23.5% |
| Transmission and shifting | 2 | 11.8% |
| Engine operation | 2 | 11.8% |
| Braking behavior | 2 | 11.8% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Air Bags | 7 |
| Electrical System | 4 |
| Unknown Or Other | 4 |
| Engine | 3 |
| Forward Collision Avoidance: Automatic Emergency Braking | 2 |
| Service Brakes | 2 |
| Electrical System:Instrument Panel:Speedometer/Odometer | 1 |
| Engine And Engine Cooling:Engine:Engine Control Module (Ecu/Ecm) | 1 |
Air Bags: 7; Electrical System: 4; Unknown Or Other: 4; Engine: 3; Forward Collision Avoidance: Automatic Emergency Braking: 2; Service Brakes: 2; Electrical System:Instrument Panel:Speedometer/Odometer: 1; Engine And Engine Cooling:Engine:Engine Control Module (Ecu/Ecm): 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 2 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 2 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 1 |
Under 25,000: 2; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 2; 100,000 to 149,999: 0; 150,000 and above: 1
Under 25,000 miles has the most reports with usable mileage (2). 12 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 5 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 4 |
2018: 2; 2019: 1; 2020: 1; 2022: 5; 2023: 1; 2024: 2; 2025: 1; 2026: 4
Pattern summary
Air Bags leads the component reports. Electrical and battery issues appears in 4 complaint narratives. Transmission and shifting appears in 2 complaint narratives. Engine operation appears in 2 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11450775 · 2022-02-07 (February 7, 2022)
My battery died and needed a jump start. Shortly after jump starting my vehicle, the airbag light began flashing. The Infiniti dealership in Milwaukee is quoting $3900 to fix this which seems crazy. I don't know if the airbag will even deploy if I get into accident.
Owner-reported narrative. Look up ODI 11450775 at NHTSA ↗
Owner report 11623143 · 2024-11-01 (November 1, 2024)
I am writing to report serious safety concerns regarding my 2017 Infiniti QX80. The vehicle has exhibited two primary issues: 1. Unintended Braking: The vehicle has a tendency to suddenly and unexpectedly brake, particularly when driving over specific road surfaces, such as brick-paved intersections. This behavior is extremely dangerous as it can lead to accidents, especially in high-traffic areas. Such abrupt braking can cause the vehicle to lurch forward, potentially leading to rear-end collisions. 2. Frequent Battery Drain and Failure: The…
Owner-reported narrative. Look up ODI 11623143 at NHTSA ↗
Owner report 11458767 · 2022-03-29 (March 29, 2022)
This is a very common and well-known issue with 2017 Infiniti QX 80 Vin number [XXX] The car RPMs flutter between 1000 RPMs to 2500 RPMs due to the TCM and EC M/ECU TCU failure to the transmission causing terrible gas mileage vehicle stalls in traffic which can cause accidents and has happened over 10 times to me I have called and reported this as well with you all Infiniti will not earn up to the fact that there is a fault and needs to replace the TCU/ECU/ECM/TCM in order to fix the issue I have an extended warranty and I’ve had to pay infinit…
Owner-reported narrative. Look up ODI 11458767 at NHTSA ↗
Owner report 11710989 · 2026-01-14 (January 14, 2026)
Automatic emergency braking system phantom braking; Several different times now, on the road; at low speed causing sudden stopping in traffic; after pulling over the emergency stopping system turned off but the transmission locked up in one gear; drive on in a fixed gear and after several miles transmission unlocked and vehicle returned to normal; Have not gone to dealer No components have been inspected; Engine light came on and then later turned off when it began running correctly again. Four or five times in the las…
Owner-reported narrative. Look up ODI 11710989 at NHTSA ↗
Owner report 11454987 · 2022-03-03 (March 3, 2022)
The contact owns a 2017 Infiniti QX80. The contact stated while driving approximately 10-50 MPH in stop-and-go traffic, the vehicle loss motive power and stalled with the check engine warning light illuminated. The vehicle was towed to several unknown dealers to be diagnosed. The contact was informed that the TCU (Telematics Communication Unit) and ECM were faulty. The vehicle was repaired; however, the failure persisted. The manufacturer was notified of the failure. The approximate failure mileage was 90,000.
Owner-reported narrative. 90,000 miles reported. Look up ODI 11454987 at NHTSA ↗