2011 Infiniti QX56
The Verdict
Worst problem area
Engine
Engine leads by volume: 39 of 78 complaints (50%) mention it.
Complaints filed rose from 25 in 2010 to 78 in 2011.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2009 | 2010 | 2011 | 2012 | 2013 | vs. 2011 Sport Utility Vehicle - 2WD |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | 5,550 | 5,550 | 4,850 | 4,850 | 4,850 | |
| Combined MPG | 14 | 14 | 16 | 16 | 16 | |
| City / Highway MPG | 12 / 17–18 | 12 / 17–18 | 14 / 20 | 14 / 20 | 14 / 20 | |
| CO₂ tailpipe (g/mi) | 635 | 635 | 555 | 555 | 559–564 | |
| Complaints filed | 7 | 25 | 78 | 57 | 32 | |
| Recalls issued | 3 | 3 | 2 | 3 | 3 | |
| Crash-involved complaints | 0 | 2 | 0 | 1 | 3 | |
| Fire-involved complaints | 0 | 0 | 1 | 0 | 0 | |
| Injuries reported | 0 | 2 | 0 | 0 | 1 | |
| Deaths reported | 0 | 0 | 0 | 0 | 0 | |
| Configurations compared | 1 | 1 | 1 | 1 | 1 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2011 Infiniti QX56 have?
2 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2011 Infiniti QX56?
Engine: 39 of 78 NHTSA complaints (50%) mention it.
What gas mileage does the 2011 Infiniti QX56 get?
EPA rates it 16 MPG combined.
How much does it cost to fuel a 2011 Infiniti QX56?
EPA estimates $4,850 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (2)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (S7) | 8 | 5.6L | Rear-Wheel Drive | Premium | Sport Utility Vehicle - 2WD | 14 mpg | 20 mpg | 16 mpg | $4,850 | 555 g/mi |
| Configuration 2 | Automatic (S7) | 8 | 5.6L | 4-Wheel Drive | Premium | Sport Utility Vehicle - 4WD | 14 mpg | 20 mpg | 16 mpg | $4,850 | 555 g/mi |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 39 | 0 | 0 | 0 | 0 |
| Transmission & Drivetrain | 4 | 0 | 0 | 0 | 0 |
| Fuel System | 20 | 0 | 0 | 0 | 0 |
| Electrical | 3 | 0 | 1 | 0 | 0 |
| Brakes | 0 | 0 | 0 | 0 | 0 |
| Steering | 1 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 9 | 0 | 1 | 0 | 0 |
| Airbags & Restraints | 2 | 0 | 1 | 0 | 0 |
| Driver Assistance & Speed Control | 2 | 0 | 0 | 0 | 0 |
| Body, Seats & Latches | 2 | 0 | 0 | 0 | 0 |
| Visibility & Lighting | 3 | 0 | 0 | 0 | 0 |
| Other | 9 | 0 | 0 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (2)
EQUIPMENT:OTHER:LABELS · Campaign 26V455000 · Jul 16, 2026
Defect: Nissan North America, Inc. (Nissan) is recalling certain 2020-2026 Nissan Armada, 2011-2013 Infiniti QX56, and 2014-2027 QX80 vehicles equipped with 22" wheels. The Gross Axle Weight Rating (GAWR) listed on the certification label is incorrect, which can allow the vehicle to be overloaded. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 110, "Tire Selection and Rims."
Consequence: An overloaded vehicle can increase the risk of a crash.
Remedy: Dealers will install new labels, free of charge. Additionally, Nissan will mail replacement labels to owners. Interim letters notifying owners of the safety risk were mailed September 2, 2026. Additional letters will be sent once the final remedy is available, anticipated Fall 2026. Owners may contact Nissan customer service at 1-800-867-7669. Nissan's numbers for this recall are R26B1 and P6A13/4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on July 16, 2026.
AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE · Campaign 20V188000 · Mar 31, 2020
Defect: Nissan North America, Inc. (Nissan) is recalling certain 2012-2017 NV Cargo and NV Passenger Van, 2013-2015 Titan and Armada and 2011-2012 Infiniti QX56 vehicles. Due to a manufacturing issue, the air bag inflator may not function properly or may rupture during deployment.
Consequence: An inflator rupture may result in metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy: Nissan will notify owners, and dealers will replace the front driver air bag inflators, free of charge. The recall began May 7, 2020. Owners may contact Nissan customer service at 1-800-867-7669 or Infiniti customer service at 1-800-662-6200.