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2011 Infiniti QX56

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2011 Infiniti QX56 do not stand out strongly from the model-year median of 55.

About this comparison →

How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

62 reports with mileage · 16 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Engine. Review the 37 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel/propulsion System. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Suspension. Review the 9 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports1 fire reports0 injury reports

Engine complaints

37 reports
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Mileage unknown · Mar 10, 2016
Engine

I'M CURRENTLY DEALING WITH THE TIMING CHAIN NIGHTMARE SO MANY OTHERS HAVE HAD AND ARE HAVING. OF COURSE JUST AS MOST OF THE OTHERS I'M OUT OF WARRANTY AND REALLY FRUSTRATED THAT INFINITI HASN'T STEPPED UP TO THE PLATE TO ADDRESS THE PROBLEM PROPERLY AS OPPOSED TO RENAMING THE QX56 TO QX 80 TO SAVE THEMSELVES, LEAVING CONSUMERS S…

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I'M CURRENTLY DEALING WITH THE TIMING CHAIN NIGHTMARE SO MANY OTHERS HAVE HAD AND ARE HAVING. OF COURSE JUST AS MOST OF THE OTHERS I'M OUT OF WARRANTY AND REALLY FRUSTRATED THAT INFINITI HASN'T STEPPED UP TO THE PLATE TO ADDRESS THE PROBLEM PROPERLY AS OPPOSED TO RENAMING THE QX56 TO QX 80 TO SAVE THEMSELVES, LEAVING CONSUMERS SCRAMBLING WITH EXPENSIVE TIME CONSUMING FIXES TO A KNOWN DEFECT ON THEIR PART. WHERE'S THE ACCOUNTABILITY ON THEIR PART, DO A CERTAIN NUMBER OF PEOPLE HAVE TO DIE OR BE INJURED BEFORE THE CONSUMERS ARE PROVIDED WITH THE PROPER ASSISTANCE? WHO REALLY LOOKS OUT FOR US?

NHTSA ODI #10845880

79,900 miles · Jan 22, 2016
Engine

THE SUV WAS DRIVING WITHOUT ISSUE; HOWEVER, IF THE TIMING CHAIN HAD BROKEN WE WOULD HAVE HAD AN ENGINE STALL WHICH COULD HAVE CAUSED AN ACCIDENT. WE HEARD A NOISE IN THE CAR AND DECIDED TO BE SAFE AND TAKE IT IN FOR SERVICE. AFTER GETTING TO THE INFINITI DEALERSHIP OF GWINNETT THE NOISE HAD SUBSIDED. WE EXPLAINED WE HEARD A WHI…

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THE SUV WAS DRIVING WITHOUT ISSUE; HOWEVER, IF THE TIMING CHAIN HAD BROKEN WE WOULD HAVE HAD AN ENGINE STALL WHICH COULD HAVE CAUSED AN ACCIDENT. WE HEARD A NOISE IN THE CAR AND DECIDED TO BE SAFE AND TAKE IT IN FOR SERVICE. AFTER GETTING TO THE INFINITI DEALERSHIP OF GWINNETT THE NOISE HAD SUBSIDED. WE EXPLAINED WE HEARD A WHINING NOISE WHEN THE CAR WAS STARTING UP THAT WENT AWAY AFTER A TIME. THE NOISE WASN'T EVEN EVIDENT BUT THEY KNEW WHAT IT WAS BEFORE EVEN HEARING IT. AFTER LETTING THE CAR COOL DOWN THEY STARTED THE ENGINE UP AGAIN AND HEARD THE NOISE. THEY LET US KNOW THIS HAD CONFIRMED THE INITIAL DIAGNOSIS OF A TIMING CHAIN ISSUE. AFTER GETTING HOME AND LOOKING UP THE ISSUE WITH THE CAR I WAS SURPRISED TO SEE SO MANY PEOPLE TALKING ABOUT THIS ISSUE. APPARENTLY INFINITI HAS A DEFECTIVE OIL PUMP THAT LUBRICATES THE CHAINS THAT CAUSED THIS ISSUE. I WANTED TO VOICE MY CONCERN AND DISPLEASURE WITH THE TIMING CHAIN ISSUE THAT APPEARS TO BE A COMMON ISSUE WITH THE 2011 QX56.

NHTSA ODI #10821654

89,000 miles · Jan 21, 2016
Engine

TIMING CHAIN FAILED, NEEDED TO BE REPLACED, $6000+ REPAIR.

NHTSA ODI #10821590

74,000 miles · Jan 9, 2016
EngineUnknown Or Other

THROUGH MY RESEARCH AND SPEAKING WITH INFINITI MECHANICS THERE HAS BEEN A KNOWN ISSUE WITH TIMING CHAINS AND ASSOCIATE PARTS THAT ARE A HAZARD AND A MAJOR EXPENSE TO 2011-2012 INFINITY QX56 OWNERS. THIS ISSUE WILL LEAVE YOU STRANDED SOMEWHERE!! IT HAPPENS TO MY WIFE AND I THREE TIMES!!! I HAD TO GET IT TOWED ALL THREE TIMES!! TH…

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THROUGH MY RESEARCH AND SPEAKING WITH INFINITI MECHANICS THERE HAS BEEN A KNOWN ISSUE WITH TIMING CHAINS AND ASSOCIATE PARTS THAT ARE A HAZARD AND A MAJOR EXPENSE TO 2011-2012 INFINITY QX56 OWNERS. THIS ISSUE WILL LEAVE YOU STRANDED SOMEWHERE!! IT HAPPENS TO MY WIFE AND I THREE TIMES!!! I HAD TO GET IT TOWED ALL THREE TIMES!! THE HAZARD IS WHILE DRIVING ON HIGHWAY THE ENGINE JUST LOSES ALL POWER LEAVING THE HAZARD OF SOMEONE RUNNING IN BACK OF YOU. IF YOU DRIVING UP AN INCLINE AND THIS PROBLEM COMES ABOUT YOUR VEHICLE WILL STALL AN YOU CAN POSSIBLY START ROLLING BACKWARDS. SO FROM MY RESEARCH THIS PROBLEM HAS BEEN HAPPENING TO PEOPLE EITHER RIGHT BEFORE THERE WARRANTY ENDS AT 70,000 MILES OR RIGHT AFTER (LIKE ME) AT 74,000 MILES. I CALLED INFINITI AND THEY REFUSED TO HELP ME IN ANY WAY. THE GUYS AT MY DEALERSHIP SAID ITS A HIT OR MISS WITH THEM HELPING OWNERS OF THE QX56 THAT'S OVER THE WARRANTY. I WAS ALREADY $1500 IN THE WHOLE ON PARTS THEY THOUGHT WERE THE PROBLEM AND NOW THEY WANT TO CHARGE ME AN ESTIMATED $3,000-4,5000 TO DO THE REST OF THE WORK. ITS A FACT THAT INFINITI KNOWS THEY HAVE THIS ISSUE AND REFUSES TO RECALL OR HELP THE OWNERS. I WILL NEVER PURCHASE A INFINITI AGAIN!!! AND WILL SPREAD THE WORD AROUND ABOUT THEM!

NHTSA ODI #10819153

Mileage unknown · Jan 7, 2016
Engine

I NOTICED THE VEHICLE STARTED MAKING A LOUD WHISTLE NOISE EMANATING FROM THE ENGINE DURING COLD START-UPS. APPROXIMATELY 2 WEEKS LATER I TOOK IT FOR SERVICE AT THE ORLANDO INFINITI DEALERSHIP ON JANUARY 5, 2016. AS SOON AS I DESCRIBED THE ISSUE THE SERVICE ADVISOR AND MULTIPLE TECHNICIANS IMMEDIATELY SAID "IS THE TIMING BELT." …

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I NOTICED THE VEHICLE STARTED MAKING A LOUD WHISTLE NOISE EMANATING FROM THE ENGINE DURING COLD START-UPS. APPROXIMATELY 2 WEEKS LATER I TOOK IT FOR SERVICE AT THE ORLANDO INFINITI DEALERSHIP ON JANUARY 5, 2016. AS SOON AS I DESCRIBED THE ISSUE THE SERVICE ADVISOR AND MULTIPLE TECHNICIANS IMMEDIATELY SAID "IS THE TIMING BELT." PRIOR TO THIS VEHICLE I OWNED A 2005 QX56 THAT I DROVE FOR 10 YEARS WITH OVER 180, 000 AND NEVER HAD ANY ISSUES. NOW I LOOK ONLINE AND EVERYWHERE I LOOK I FIND THAT IT IS A VERY COMMON ISSUE WITH THIS VEHICLE. IT IS SO COMMON THAT THE INFINITI DEALERSHIP HAS ONE TECHNICIAN DEDICATED TO WORKING THIS ISSUE ALONE. WHILE AT THE SHOP I SAW AT LEAST 5 MORE QX56 VEHICLE IN FOR THE SAME ISSUE. NOW I AM LOOKING AT A REPAIR BILL OVER $4500. I NEVER HAD ANY VEHICLE WITH 90,000 MILES AND HAVING THIS ISSUE. IT IS WAY TOO COMMON AND IT IS A CRIME THAT INFINITI HAS NOT CATEGORIZED THIS ISSUE AS A FULL RECALL. THESE ARE TOP DOLLAR LUXURY VEHICLES!!!

NHTSA ODI #10818821

72,000 miles · Oct 9, 2014
Engine

WITH 72000 MILES ON THE VEHICLE, TWO THOUSAND OVER WARRANTY, THE TIMING CHAIN HAS TO BE REPLACED. INFINITI REFUSES TO OFFER ANY FINANCIAL ASSISTANCE WHEN IT IS AN OBVIOUS MANUFACTURING DEFECT. THAT IS EVIDENCED BY THE FACT THAT REPLACEMENT PARTS HAVE BEEN COMPLETELY RE-ENGINEERED. A TIMING CHAIN FAILURE AT HIGHWAY SPEED WOULD RE…

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WITH 72000 MILES ON THE VEHICLE, TWO THOUSAND OVER WARRANTY, THE TIMING CHAIN HAS TO BE REPLACED. INFINITI REFUSES TO OFFER ANY FINANCIAL ASSISTANCE WHEN IT IS AN OBVIOUS MANUFACTURING DEFECT. THAT IS EVIDENCED BY THE FACT THAT REPLACEMENT PARTS HAVE BEEN COMPLETELY RE-ENGINEERED. A TIMING CHAIN FAILURE AT HIGHWAY SPEED WOULD RESULT IN A SERIOUS ACCIDENT OR FATALITY. THE VEHICLE HAS BEEN CAREFULLY MAINTAINED BY NISSAN. *TR

NHTSA ODI #10643634

35,000 miles · Nov 7, 2012
EnginePower Train

PROBLEMS WITH THE TIMING BELT CHAIN ON NEWER MODEL INFINITI QX56. PROBLEM OF CAR MAKING WHISTLING NOISE APPEARED EARLY AFTER PURCHASE AND INTERMITTENTLY THEREAFTER BUT BECAME PROMINENT IN JULY 2011. APPEARS TO BE A RECURRING PROBLEM WITH THIS VEHICLE MODEL. DEALER HAD TO REPLACE THE ENTIRE ENGINE ON THE VEHICLE TO ADDRESS THE…

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PROBLEMS WITH THE TIMING BELT CHAIN ON NEWER MODEL INFINITI QX56. PROBLEM OF CAR MAKING WHISTLING NOISE APPEARED EARLY AFTER PURCHASE AND INTERMITTENTLY THEREAFTER BUT BECAME PROMINENT IN JULY 2011. APPEARS TO BE A RECURRING PROBLEM WITH THIS VEHICLE MODEL. DEALER HAD TO REPLACE THE ENTIRE ENGINE ON THE VEHICLE TO ADDRESS THE ISSUE. HOWEVER, WE BELIEVE THE UNDERLYING DEFECT IN THE TIMING BELT CHAIN WILL CONTINUE TO OCCUR AND THAT THERE IS THE POTENTIAL THE ENGINE COULD FAIL AND CAUSE A MAJOR ACCIDENT(S) AND/OR FATALIT(IES). *TR

NHTSA ODI #10483640

Official recalls

2

26V455000 · Equipment:other:labels

Jul 15, 2026

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 & remedy

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.

20V188000 · Air Bags:frontal:driver Side:inflator Module

Mar 30, 2020

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 & remedy

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.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.