Problems · NHTSA complaints
2007 Infiniti QX56 problems
Owners filed 21 complaints about the 2007 Infiniti QX56 with NHTSA between Sep 2010 and Oct 2019. The most-cited component is service brakes (9).
Complaints
21
Filed with NHTSA
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Service brakes9
- Suspension7
- Electrical system4
- Steering2
- Fuel/propulsion system1
- Air bags1
- Equipment adaptive/mobility1
- Electronic stability control (esc)1
- Exterior lighting1
- Wheels1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Oct 28, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
1
0
1
2
4
2
3
3
2
3
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2010 | 1 |
| 2011 | 0 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 4 |
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 3 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Service brakes
9 reports
“WHEN DRIVING AT SLOW SPEEDS BREAK LIGHT COMES ON, AND THE BRAKES VIBRATE. I'VE TAKEN THE CAR TO THE DEALERSHIP AND THE TECHNICIANS COULD NOT FIND THE PROBLEM. I THEN SHUT OFF THE ENGINE AND RESTARTED THE VEHICLE AND THE BRAKES WORKED PROPERLY. THE SAME ISSUE HAS HAPPENED TWICE, ONCE AT LAX, AND THE MOST RECENT BEING TODAY 6/11/2019.”
Suspension
7 reports1 related recall
“VEHICLE FEELS AS THOUGH IT IS JUMPING SIDE BY SIDE ON THE ROAD WHILE DRIVING OVER SMALL BUMPS ON THE PAVEMENT. REQUIRES FIRM GRIP ON STEERING WHEEL TO MAINTAIN CONTROL. *TR”
Electrical system
4 reports
“MY TRUCK COMPLETELY SHUTS OFF WHILE DRIVING LONG DISTANCES ON THE FREEWAY AT SPEEDS GREATER THAN 60 MPH AND THEN SLOWING DOWN IN STOP AND GO TRAFFIC. IT ALSO FALLS DEAD ON LOCAL ROADS AT 30-40 MPH. I CAN LITERALLY PRESS THE GAS PEDAL TO THE FLOOR AND WITH NO PRESSURE TO THE ACCELERATOR. THERE ARE NO WARNING CODES OR ALERTS WHEN THIS HAPPENS. I TOOK MY VEHICLE TO THE SOUTHWEST INFINITI PAID FOR UNNECESSARY SERVICE AND THE PROBLEM STILL REMAINS. I AM ABLE TO RESTART THE VEHICLE;BUT FROM ONLY PARK OR NEUTRAL. I THEN HAVE TO REV UP THE ENGINE FOR AT LEAST 5 MINS BEFORE I AM ABLE TO GET ANY TYPE OF ACCELERATION. THIS IS VERY DANGEROUS AND I ALMOST GOT HIT SEVERAL TIMES.”
Steering
2 reports
“WHILE TRAVELING AT NORMAL HIGHWAY SPEEDS ANY ROAD IMPERFECTIONS, POT HOLES, BRIDGES, OR BUMPS WILL CAUSE THE VEHICLE TO VEER TO THE RIGHT AND FEEL AS THOUGH YOU ARE LOOSING CONTROL. TWO HANDS MUST BE USED WHILE ENCOUNTERING ANYTHING OTHER THAN A PERFECT ROAD. IT IS EXTREMELY SCARY AND UNSAFE WHEN TRAVELING AT SPEEDS GREATER THAT 50 MPH. IT FEELS AS THOUGH THE REAR OF THE VEHICLE IS GETTING READY TO PASS THE FRONT. THIS IS OUR FAMILY VEHICLE AND I FEAR FOR MY FAMILIES SAFETY WHILE DRIVING. THE SUSPENSION HAS BEEN CHECKED AND HAS BEEN FOUND TO BE IN WORKING ORDER ALTHOUGH IT IS OBVIOUS SOMETHING IS EXTREMELY WRONG. *TR”
Fuel/propulsion system
1 report
Air bags
1 report
“TAKATA RECALL MY AIRBAG LIGHT HAS BEEN FLASHING ACCOMPANIED BY SOME CLICKING SOUND OR NOISE THAT STOPS AFTER SOME SECONDS.THIS HAPPENS EACH TIME I TURN ON THE CAR”
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 28, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.