Infiniti QX problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
3 owner complaints analyzed
1 distinct recall campaigns
40,800 mi median reported failure mileage
Scope: 2011 to 2012 model years. Data snapshot: . 3 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Service Brakes is the most frequently named component, appearing in 1 of 3 complaints (33.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 2 | 66.7% |
| Transmission and shifting | 1 | 33.3% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Service Brakes | 1 |
| Unknown Or Other | 1 |
| Vehicle Speed Control | 1 |
Service Brakes: 1; Unknown Or Other: 1; Vehicle Speed Control: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 1 |
Under 25,000: 1; 25,000 to 49,999: 1; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 1
Under 25,000 miles has the most reports with usable mileage (1). 0 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2015 | 1 |
| 2018 | 2 |
2015: 1; 2018: 2
Pattern summary
Service Brakes leads the component reports. Braking behavior appears in 2 complaint narratives. Transmission and shifting appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11155813 · 2018-12-03 (December 3, 2018)
MY WIFE IS COMPLAINING ABOUT THE VEHICLE SUDDENLY INCREASING IN SPEED OUT OF NOWHERE SHE HITS THE BRAKES AND IT CONTINUES TO INCREASE IN SPEED BOATS ON THE HIGHWAY AND ON CITY STREETS. THE BRAKES DO NOT WORK AS THE SPEED INCREASES ON THE SPEED PETAL SHE HAS TWO PUMP IT SEVERAL TIMES AFTER SEVERAL MINUTES BEFORE IT SLOWS DOWN. MY KIDS WERE IN THE CAR WITH HER WHEN THIS HAPPENED THEY HAD THEIR SEATBELTS ON AND THEY WERE THROWN FORWARD VERY VIOLENTLY AS THE BRAKES HAD TO BE APPLIED VERY VERY HARD TO GET IT TO SLOW DOWN.
Owner-reported narrative. 365 miles reported. Look up ODI 11155813 at NHTSA ↗
Owner report 10726174 · 2015-06-19 (June 19, 2015)
WHEN WAITING AT A STOPLIGHT FOR A LONG PERIOD THE BRAKE PEDAL GRADUALLY EASES DOWN AND THE VEHICLE BEGINS TO ROLL FORWARD TO PREVENT THE VEHICLE FROM GOING FORWARD EXTRA PRESSURE NEEDS TO BE APPLIED TO THE PEDAL TO KEEP THE VEHICLE STOPPED AT THIS TIME THE PEDAL IS ALMOST AT THE FLOOR. ALONG WITH THIS THE TRANSMISSION STARTED MAKING A VERY LOUD BANG WHEN SHIFTING GEARS. MY CAR IS UNDER WARRANTY AND I TOOK IT TO THE DEALER THREE TIMES AND THEY TOLD ME NO OTHER MODEL HAS THIS PROBLEM THIS IS NORMAL .
Owner-reported narrative. 40,800 miles reported. Look up ODI 10726174 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2011 | 1 |
| 2012 | 1 |
2011: 1; 2012: 1