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2005 Infiniti QX56

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2005 Infiniti QX56 do not stand out strongly from the model-year median of 55.

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When problems were reported

Mileage at the reported incident

71 reports with mileage · 9 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.

  • Service Brakes. Review the 22 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel/propulsion System. Review the 12 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 11 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

2 crash reports0 fire reports2 injury reports

Vehicle Speed Control complaints

1 reports
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77,000 miles · Aug 20, 2010
Vehicle Speed Control

TL* THE CONTACT OWNS A 2005 INFINITI QX56. WHILE TRAVELING 15 MPH, THE VEHICLE WOULD NOT ACCELERATE OVER 15 MPH AND THE RPMS WOULD NOT RISE ABOVE 2000. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT THE THROTTLE BODY WOULD NEED TO BE REPLACED. THE VEHICLE WAS REPAIRED YET THE FAILURE RECURRED. …

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TL* THE CONTACT OWNS A 2005 INFINITI QX56. WHILE TRAVELING 15 MPH, THE VEHICLE WOULD NOT ACCELERATE OVER 15 MPH AND THE RPMS WOULD NOT RISE ABOVE 2000. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT THE THROTTLE BODY WOULD NEED TO BE REPLACED. THE VEHICLE WAS REPAIRED YET THE FAILURE RECURRED. THE CONTACT STATED THAT THE THROTTLE BODY WAS REPLACED TWICE PRIOR TO THE FAILURE. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 77,000 AND THE CURRENT MILEAGE WAS 85,000.

NHTSA ODI #10350805

Official recalls

3

10V517000 · Engine And Engine Cooling

Oct 28, 2010

NISSAN IS RECALLING CERTAIN MODEL YEAR 2004-2006 ARMADA, TITAN, INFINITI QX56 AND MODEL YEAR 2005-2006 FRONTIER, PATHFINDER AND XTERRA VEHICLES. THE INTELLIGENT POWER DISTRIBUTION MODULE (IPDM) ASSEMBLY CONTAINS AN ENGINE CONTROL MODULE (ECM) RELAY THAT HAS A DIODE FOR ELECTRICAL CURRENT NOISE REDUCTION. THE ECM RELAY MAY ALLOW SILICON VAPOR TO FORM AND, OVER TIME, THE SILICON EVAPORATES FROM THE DIODE MOLDING WHICH CAUSES SILICON OXIDE TO DEVELOP ON THE ECM RELAY CONTACT DUE TO ARCING.

Consequence & remedy

Consequence: THIS COULD CAUSE ENGINE STALLING INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE ECM RELAY INSIDE THE IPDM ASSEMBLY. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON DECEMBER 6, 2010. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.

10V074000 · Fuel System, Other:storage:fuel Gauge System

Mar 3, 2010

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.

Consequence & remedy

Consequence: THIS COULD CAUSE THE VEHICLE TO RUN OUT OF GAS AND STALL ON THE HIGHWAY, WHICH COULD CAUSE A CRASH.

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. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.

08V284000 · Equipment:appliance:air Conditioner

Jun 27, 2008

NISSAN IS RECALLING 180,664 MY 2005-2006 TITAN, ARMADA AND INFINITY QX56 VEHICLES MANUFACTURED AFTER MARCH 17, 2005, THAT ARE EQUIPPED WITH A VISTEON AIR CONDITIONING CONDENSER FAN MOTOR. THE FAN MOTOR MAY NOT BE PROPERLY SEALED ALLOWING EXCESSIVE WATER INTRUSION AND INADEQUATE DRAINAGE OF MOISTURE.

Consequence & remedy

Consequence: THIS COULD CAUSE CORROSION IN THE MOTOR LEADING POSSIBLY TO OVERHEATING AND A FIRE.

Remedy: DEALERS WILL INSTALL A 'THERMAL PROTECTOR KIT' AND TEST THE AIR CONDITIONING CONDENSER FAN MOTOR AND REPLACE IT IF NECESSARY. THE RECALL BEGAN ON AUGUST 2, 2008. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.

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.