Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
60–25K
225–50K
1050–75K
1675–100K
22100–150K
6150K+
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
What owners actually said
78 reports
100,000 miles · Mar 16, 2020
Engine
ENGINE IS MAKING LOUD WHINING NOISE AND JERKS. NOISE IS HEARD WHEN THE TRUCK STARTS AND IS ON IDDLE. THERE WAS A SERVICE BULLETIN ISSUED IN 2016 ITB16-015. WE WERE NEVER NOTIFIED OF THIS CAMPAIGN. WHEN CALLING INFINITY CORPORATE THEY DENIED FIXING THE ISSUE BECAUSE THEY COULD NOT SEE THE MAINTENANCE RECORD FOR THE TRUCK SINC…
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ENGINE IS MAKING LOUD WHINING NOISE AND JERKS. NOISE IS HEARD WHEN THE TRUCK STARTS AND IS ON IDDLE. THERE WAS A SERVICE BULLETIN ISSUED IN 2016 ITB16-015. WE WERE NEVER NOTIFIED OF THIS CAMPAIGN. WHEN CALLING INFINITY CORPORATE THEY DENIED FIXING THE ISSUE BECAUSE THEY COULD NOT SEE THE MAINTENANCE RECORD FOR THE TRUCK SINCE IT WAS NOT TAKEN TO AN INFINITY DEALER. THE TRUCK GETS MAINTENANCE FROM OTHER PLACES LIKE JIFFY LUBE ETC. OUR CLAIM WAS DENIED THEY SAID THE CAMPAGIN EXPIRED IN FEBRUARY 2018.
NHTSA ODI #11318253
169,000 miles · Mar 10, 2020
Engine
TL* THE CONTACT OWNS A 2011 INFINITI QX56. THE CONTACT STATED THAT WHILE DRIVING ON AN INCLINE APPROXIMATELY 50 MPH, THE VEHICLE LOSS MOTIVE POWER WITH AN ABNORMAL SOUND COMING FROM THE ENGINE COMPARTMENT. THE VEHICLE WAS TOWED TO THE DEALER INFINITI OF GWINNETT, (3090 SATELLITE BLVD, DULUTH, GA 30096), TO BE DIAGNOSED. THE CONT…
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TL* THE CONTACT OWNS A 2011 INFINITI QX56. THE CONTACT STATED THAT WHILE DRIVING ON AN INCLINE APPROXIMATELY 50 MPH, THE VEHICLE LOSS MOTIVE POWER WITH AN ABNORMAL SOUND COMING FROM THE ENGINE COMPARTMENT. THE VEHICLE WAS TOWED TO THE DEALER INFINITI OF GWINNETT, (3090 SATELLITE BLVD, DULUTH, GA 30096), TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE TIMING CHAIN NEEDED TO BE REPLACED. THE CONTACT ALSO STATED THAT THE VEHICLE WAS PREVIOUSLY REPAIRED IN 2016, BY HAYES CHRYSLER/DODGE OF LAWRENCEVILLE LOCATED AT (719 DULUTH HWY, LAWRENCEVILLE, GA 30046), FOR A SIMILAR FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 169,000.
NHTSA ODI #11317204
78,000 miles · Jan 6, 2020
Engine
TL* THE CONTACT OWNS A 2011 INFINITI QX56. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LIGHT ILLUMINATED UPON START-UP. THE VEHICLE WAS TAKEN TO TWO SEPARATE INDEPENDENT MECHANICS TO BE DIAGNOSED. THE CONTACT WAS INFORMED OF DIAGNOSTIC TROUBLE CODES: P0420- P0430 CATALYST SYSTEM INEFFICIENCY. THE VEHICLE WAS NOT REPAIRED. A…
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TL* THE CONTACT OWNS A 2011 INFINITI QX56. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LIGHT ILLUMINATED UPON START-UP. THE VEHICLE WAS TAKEN TO TWO SEPARATE INDEPENDENT MECHANICS TO BE DIAGNOSED. THE CONTACT WAS INFORMED OF DIAGNOSTIC TROUBLE CODES: P0420- P0430 CATALYST SYSTEM INEFFICIENCY. THE VEHICLE WAS NOT REPAIRED. A LOCAL DEALER WAS NOT CONTACTED HOWEVER, THE MANUFACTURER WAS MADE AWARE OF THE FAILURE, CASE NUMBER: 35634299. THE APPROXIMATE FAILURE MILEAGE WAS 78,000.
NHTSA ODI #11297314
165,000 miles · Dec 25, 2019
Fuel/propulsion System
ON A FULL TANK OF GAS I AM ONLY ABLE TO GET ABOUT 200 MILES BEFORE EMPTY. I RECENTLY FILLED UP THE GAS TANK AND DROVE 25 MILES AND I HAVE 3/4 OF A TANK OF FUEL LEFT. I MAINLY DRIVE IN THE CITY, BUT THE RECENT 25 MILE EXAMPLE WAS HIGHWAY DRIVING WITH CRUISE CONTROL ON.
NHTSA ODI #11291203
200,500 miles · Oct 29, 2019
Engine
TL* THE CONTACT OWNS A 2011 INFINITI QX56. WHILE DRIVING 60 TO 65 MPH, THE VEHICLE JERKED AND AN ABNORMAL NOISE WAS HEARD FROM THE ENGINE AREA. ALSO, THE SERVICE ENGINE INDICATOR ILLUMINATED. THE CONTACT HAD TO DECELERATE DUE TO THE NOISE. THE CONTACT DROVE THE VEHICLE TO AN INDEPENDENT MECHANIC TO BE DIAGNOSED, BUT NO FAILURE C…
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TL* THE CONTACT OWNS A 2011 INFINITI QX56. WHILE DRIVING 60 TO 65 MPH, THE VEHICLE JERKED AND AN ABNORMAL NOISE WAS HEARD FROM THE ENGINE AREA. ALSO, THE SERVICE ENGINE INDICATOR ILLUMINATED. THE CONTACT HAD TO DECELERATE DUE TO THE NOISE. THE CONTACT DROVE THE VEHICLE TO AN INDEPENDENT MECHANIC TO BE DIAGNOSED, BUT NO FAILURE CODE WAS FOUND INITIALLY. THE MECHANIC RESET THE CODES, TEST DROVE THE VEHICLE, PERFORMED A SECOND DIAGNOSTIC TEST, AND LOCATED FAILURE CODES FOR THE TIMING CHAIN, CATALYTIC CONVERTER, AND EXHAUST SYSTEM. THE MANUFACTURER INFORMED THE CONTACT THAT THE VEHICLE WAS NOT INCLUDED IN THE UNKNOWN MANUFACTURER RECALL FOR THE ENGINE TIMING CHAIN AND CATALYTIC FAILURE. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 200,500.
NHTSA ODI #11276857
65,000 miles · Oct 9, 2019
Electrical System
TL* THE CONTACT OWNS A 2011 INFINITI QX56. THE CONTACT STATED THAT THE VEHICLE LOST BATTERY CONNECTION AND THE BATTERY FAILED. THERE WAS NO WARNING INDICATOR ILLUMINATED. THE CONTACT STATED THAT THE FAILURE RECURRED SEVERAL TIMES AND THE BATTERY WAS EITHER REPLACED OR RECHARGED IN SOME CASES. THE VEHICLE WAS TAKEN TO NALLEY INFI…
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TL* THE CONTACT OWNS A 2011 INFINITI QX56. THE CONTACT STATED THAT THE VEHICLE LOST BATTERY CONNECTION AND THE BATTERY FAILED. THERE WAS NO WARNING INDICATOR ILLUMINATED. THE CONTACT STATED THAT THE FAILURE RECURRED SEVERAL TIMES AND THE BATTERY WAS EITHER REPLACED OR RECHARGED IN SOME CASES. THE VEHICLE WAS TAKEN TO NALLEY INFINITI ATLANTA (678-254-0987, LOCATED AT 2550 THE NALLEY WAY, ATLANTA, GA 30360) TO BE DIAGNOSED, BUT THE CAUSE OF THE FAILURE COULD NOT BE DETERMINED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND REFERRED THE CONTACT BACK TO THE DEALER. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 65,000.
NHTSA ODI #11267366
Mileage unknown · Oct 3, 2019
Unknown Or Other
1.-THE DASH BOARD IS UNLEASHING BY THE SUN. ( MELTING ) 2.-THE PAINT IS RISING MY SUV JUST HAVE 70K MILES IT 2011 ( TO DAY OCT 03/2019)
NHTSA ODI #11265834
89,000 miles · Sep 16, 2019
Fuel/propulsion System
A CHECK ENGINE LIGHT (CEL) APPEARED ON MY 2011 INFINITI QX56 AT 89K MILES. ERROR IS A BAD CATALYTIC CONVERTER ON BANK 1. THE EXACT MESSAGE ON ODB2 READER IS: P0420 CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD BANK 1. THIS ISSUE JUST HAPPENED AFTER I JUST REPLACED A BAD O2 SENSOR AFTER A CEL.
NHTSA ODI #11255738
102,000 miles · Aug 30, 2019
Fuel/propulsion System
LESS THAN A YEAR AFTER I GOT THE TIMING DEBACLE FIXED, I GET A "CHECK ENGINE LIGHT" ON 2011 QX56. ACCORDING TO MY WARRANTY APPROVED MECHANIC BOTH CATS WERE GONE AND WERE NOT COVERED. THIS COMPLAINT IS THE BEGINNING OF MY GOAL OF GETTING ASSURANT OR INFINITI TO OWN THIS PROBLEM SINCE THE COMBINED CA AND FED CAT WARRANTY IS 150K…
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LESS THAN A YEAR AFTER I GOT THE TIMING DEBACLE FIXED, I GET A "CHECK ENGINE LIGHT" ON 2011 QX56. ACCORDING TO MY WARRANTY APPROVED MECHANIC BOTH CATS WERE GONE AND WERE NOT COVERED. THIS COMPLAINT IS THE BEGINNING OF MY GOAL OF GETTING ASSURANT OR INFINITI TO OWN THIS PROBLEM SINCE THE COMBINED CA AND FED CAT WARRANTY IS 150K MILES. MY WARRANTY SHOULD COVER.
NHTSA ODI #11252448
82,000 miles · Aug 21, 2019
Suspension
I PURCHASED MY 2011 INFINITI QX56IN JANUARY OF 2015 WITH 36,6036 MILES ON IT. I TAKE EXCELLENT CARE OF MY VEHICLE MECHANICALLY AND CLEANLINESS. ON AUGUST 17TH, 2019 MY BACK A FRAME AND OTHER REAR SUSPENSION BROKE DUE TO CORROSION AND THE METAL SPLIT APART. MY UNDER CARRIAGE ALSO LOOKS LIKE AND OLD CAR. MY CAR IS WASHED TWICE A W…
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I PURCHASED MY 2011 INFINITI QX56IN JANUARY OF 2015 WITH 36,6036 MILES ON IT. I TAKE EXCELLENT CARE OF MY VEHICLE MECHANICALLY AND CLEANLINESS. ON AUGUST 17TH, 2019 MY BACK A FRAME AND OTHER REAR SUSPENSION BROKE DUE TO CORROSION AND THE METAL SPLIT APART. MY UNDER CARRIAGE ALSO LOOKS LIKE AND OLD CAR. MY CAR IS WASHED TWICE A WEEK EVEN IN THE WINTER TO REMOVE THE SALT. THIS IS NOT COVERED UNDER ANY OF MY WARRANTIES. IT IS GOING TO COST ME $5,200.00 TO MAKE THIS REPAIR. I HAD TWO CHEVY SUBURBANS THAT I PUT 295,000 MILES ON AND SOLD THEM TO FRIENDS AND THEY ARE STILL DRIVING THEM WITH NO ISSUES LIKE THIS. I WILL NEVER BUY A INFINITI AGAIN! I NOTICED THIS WHEN I WAS APPROACHING THE BACK OF MY VEHICLE AFTER PLAYING HOCKEY. SO IT MUST HAVE HAPPENED AFTER I PARKED THE CAR.
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.
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.
2011 Infiniti QX56 Problems, Complaints & Recalls | Skip That Year