2006 Infiniti Qx56: Reliability Data
When Do Complaints Happen?
Distribution of NHTSA complaints by vehicle mileage at time of report.
What Fails?
Most reported component issues from NHTSA complaints.
Severity Assessment
Sample Complaint Reports
"DT*: THE CONTACT STATED WHILE DRIVING 50 MPH THERE WAS A THUMPING NOISE AS IF THE VEHICLE HAD A FLAT TIRE. THE DEALERSHIP DETERMINED THAT FOUR OF THE SIX BOLTS ON THE LEFT REAR AXLE HAD SHEERED OFF AND THE BOLTS NEEDED TO BE REPLACED. THE MANUFACTURER HAS NOT BEEN ALERTED.*AK"
"I HAVE A 2006 INFINITI QX56 SINCE PURCHACE I HAVE HAD THE SPEEDOMETER CLUSTER GPS AND FUEL SENDING UNIT RELACED ALSO VEHICLE HAS BEEN AT DEALER SEVERAL TIMES FOR SUSPENSION PROBLEMS . WHEN DRIVING DURING ACCELARATION CAR HAS VIBRATION, IF YOU HIT A BUMP THIS VEHICLE WILL BOUNCE LIKE A BALL SOMETIMES..."
"BRAKE FAILURE ON 2006 INFINITI QX56. ONE TIME. SITUATION DANGEROUS, DRIVER AVOIDING PEDESTRIANS AND VEHICLES ON A BUSY THOROUGHFARE. *TR"
Source: NHTSA ODI Complaints Database. Names and identifying details omitted.
When Were Complaints Filed?
Number of complaints by the year the issue occurred.
When Does Each Component Fail?
Median mileage at complaint for top components.
Where Are Complaints Coming From?
Top states by complaint count.
Who Files Complaints?
Infiniti Qx56 — Other Years
See how this model compares across different model years.
Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.
Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.
Data through: 2026-03-28
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