Most common 2009 Infiniti QX56 problems
Share of the 7 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Infiniti QX56 complaints by model year
Best QX56 years: 2009, 2007, 2010. Years to avoid: 2011, 2004, 2012. Compare all years →
2009 Infiniti QX56 recalls (2)
Fuel system, other › Storage › Fuel gauge system
Nissan is recalling certain model year 2005-2009 titan, armada, and Infiniti qx56 vehicles. The instrument panel fuel gauge May inaccurately display that the vehicle still has some fuel, typically about one quarter tank, when the fuel tank is empty.
Remedy: Dealers will replace the fuel sender unit inside the fuel tank with a new improved sender card. This service will be performed free of charge. The safety recall began on March 22, 2010.
Service brakes, hydraulic › Pedals and linkages
Nissan is recalling certain model year 2008-2010 titan, armada, and Infiniti qx56, and model year 2008-2009 Nissan quest vehicles. The brake pedal pivot pin end was not spin-formed to specification during the manufacturing process of the brake pedal assembly.
Remedy: Dealers will inspect to see if the pivot pin had been formed properly and will replace the brake pedal assembly if necessary free of charge. The safety recall began on March 22, 2010.
What 2009 Infiniti QX56 owners say
Suspension
The contact owns a 2009 Infiniti QX56. The contact while driving approximately 25 MPH, there was swaying in the rear of the vehicle. The contact also stated that the fuel gauge was not operating properly after the fuel tank was filler. Additionally, there was an unknown failure with the rear suspension. The tire failure warning light was illuminated. The contact stated that an independent mechanic diagnosed the vehicle with rear suspension failure. The vehicle was not repaired. The manufacturer was notified of the failure. The contact stated that the VIN was not included in NHTSA Campaign Number: 21V402000 (Suspension, Steering). The approximately failure mileage was 167,000.
The airbag does not work on the steering column the dealer says it's due to a cold spring on the backside of the airbag that allows electricity to go through it to make it work and once over $1000 to replace the coil- spring in order to make the airbag work which is connected to all the other safety airbags in the vehicle if the drivers airbag does not work neither does any of the other airbags in the vehicle . Gas gauge does not work properly it runs out of gas when the gauge shows it has more than a quarter of a tank of gas does not register for one f gas gauge does not work properly it runs out of gas when the gauge shows it has more than a quarter of a tank of gas does not register full when full of gas! …
2009 Infiniti QX56 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 5.6L 8-cyl | 5-speed automatic | RWD | 12 / 18 / 14 |
| 5.6L 8-cyl | 5-speed automatic | 4WD/AWD | 12 / 17 / 14 |
EPA ratings. Class: SUV.
Frequently asked questions
Is the 2009 Infiniti QX56 a good car?
Based on 7 owner complaints filed with NHTSA, the 2009 QX56 rates better than average: 88% fewer complaints than a typical year of the QX56 at the same age. It is one of the best QX56 years by this measure. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2009 Infiniti QX56?
The suspension — 3 complaints, 43% of all complaints for this model year. Next are the fuel & propulsion system (2) and electrical system (2).
How many recalls does the 2009 Infiniti QX56 have?
There are 2 recalls for the 2009 Infiniti QX56, the most recent from March 3, 2010 (fuel gauge system). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Infiniti QX56?
The best years by complaints, compared at the same age, are 2009, 2007 and 2010. Years to avoid or approach with caution: 2011, 2004 and 2012. See the full Infiniti QX56 years comparison.
At what mileage do 2009 Infiniti QX56 problems happen?
The median mileage reported in complaints is about 156,000 miles; 0% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.