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2015 Infiniti

QX80 4WD (over 6000 lbs curb weight)

Auto (S7), 8 cyl, 5.6 L

Infiniti QX80: best and worst years
2015 Infiniti QX80 4WD (over 6000 lbs curb weight) (photo 1 of 2)

Photo of a related trim of this model; you're viewing the 2015.

PhotoTokumeigakarinoaoshimaCC BY-SA 4.0Wikimedia Commons

Overview

Body
Standard Sport Utility Vehicle 4WDEPA, from EPA, last updated 6/11/2026
Drivetrain
4-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S7)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
PremiumEPA, from EPA, last updated 6/11/2026

Engine & performance

Cyl
8EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026
Start-stop system
NoEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
19 mpgEPA, from EPA, last updated 6/11/2026
MPG City
13 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
15 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$5,150EPA, from EPA, last updated 6/11/2026
CO₂
584 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
3/10EPA, from EPA, last updated 6/11/2026
Smog score
5/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
SmartWay certified
No

Dimensions & capacity

Length
209 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
80 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
76 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
121 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
5,633 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026

Safety NHTSA, model year

Recalls
1
Owner complaints
17
Reported injuries
1

Reported problems NHTSA owner complaints, model year

  • FUEL/PROPULSION SYSTEM21%
  • ENGINE18%
  • AIR BAGS14%
  • SERVICE BRAKES14%
  • POWER TRAIN11%
  • FUEL SYSTEM, GASOLINE7%

Source: NHTSA owner complaints, 28 total.

Infiniti QX80: best and worst years

Known issues manufacturer service bulletins, model year

166 service bulletins filed with NHTSA for this model year

  • Apr 13, 2026STRUCTURE:BODYITB09-063C

    CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement “Certification Label” or “VIN Plate/Label” may be needed. HINT: Certification Label = FMVSS (Federal Motor Vehicle Safety Standards) label. These items may be available from Infiniti by request if certain criteria are met. This bulletin lists the criteria and provides an application form for such replacements. · The “VIN Plate/Label” (metal plate or vinyl label) is

  • Mar 30, 2026ELECTRICAL SYSTEMITB12-011R

    TELEMATICS SERVICE INFORMATION See ITB19-029 for models built after those listed above for a different Service Procedure. SERVICE INFORMATION The Applied Vehicles are equipped with a wireless communication device called a Telematics Communication Unit (TCU). With an active Infiniti Connection® or Infiniti InTouch Services™, the TCU communicates with the Infiniti Data Center to provide various security and convenience services. This bulletin contains important service procedures that must be perf

  • Feb 20, 2025FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGITB23-023A

    AEB WARNING LIGHT IS ON WITH WARNING MESSAGES DISPLAYED ON COMBINATION METER APPLIED VEHICLES: 2015-2024 Q50 (V37) 2015-2018 Q50 Hybrid (HV37) 2017-2022 Q60 (CV37) 2015-2019 Q70 (Y51) 2015-2018 Q70 Hybrid (HY51) 2019-2024 QX50 (J55) 2022-2024 QX55 (FJ55) 2015-2021 QX60 (L50) 2022-2024 QX60 (L51) 2015-2019 QX60 Hybrid (L50H) 2015-2024 QX80 (Z62) SERVICE INFORMATION The AEB system is designed to turn itself OFF during driving conditions (e.g., rain, snow, fog, etc.) that obstruct its sensors. This

  • Sep 19, 2024AIR BAGSITB19-024D

    DTC B00A0-00 STOREIF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored, AND OCS zero point reset cannot be performed, (continued on the next page)D

  • May 20, 2024ELECTRICAL SYSTEMITB13-052E

    INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

  • May 20, 2024ELECTRICAL SYSTEMITB13-006D

    CAN COMMUNICATION – NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

  • May 20, 2024ELECTRICAL SYSTEMITB10-029C

    CAN COMMUNICATION CODES – DIAGNOSTIC TIPS AND GUIDELINES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

  • May 11, 2024ELECTRICAL SYSTEMITB21-025B

    DTC C1A17-49 STORED IN LASER/RADAR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

  • and 158 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
4 yr / 60k mi
Powertrain
6 yr / 70k mi
Roadside assistance
4 yr
Maintenance
3 yr

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.