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SuspensionPart report

2009 Infiniti QX56 Suspension Problems

Complaints
3about this part
Share
43%of 7 total for the year
Median mileage
133,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the suspension of the 2009 Infiniti QX56, 43% of the 7 complaints for this model year. Where a mileage was given, the median is 133,500 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My 2009 Infiniti QX56 has a serious issue with the rear suspension that started about a year after I got the car when it was at about 100,000 miles and has gotten worse, even though repair shops and dealer keep telling me it's 'fine'... When traveling down the highway at speeds over 50mph, if I hit or drive over any bump or pothole or dip or uneven pavement, the backend of the car feels like it is going to fishtail or swing out of control and has gotten worse. …”

NHTSA complaint #11114417, filed 2018-07, 100,000 miles

“The contact owns a 2009 Infiniti QX56. The contact while driving approximately 25 MPH, there was swaying in the rear of the vehicle. The contact also stated that the fuel gauge was not operating properly after the fuel tank was filler. Additionally, there was an unknown failure with the rear suspension. The tire failure warning light was illuminated. The contact stated that an independent mechanic diagnosed the vehicle with rear suspension failure. The vehicle was not repaired. The manufacturer was notified of the failure. …”

NHTSA complaint #11473908, filed 2022-07, 167,000 miles

“The airbag does not work on the steering column the dealer says it's due to a cold spring on the backside of the airbag that allows electricity to go through it to make it work and once over $1000 to replace the coil- spring in order to make the airbag work which is connected to all the other safety airbags in the vehicle if the drivers airbag does not work neither does any of the other airbags in the vehicle . …”

NHTSA complaint #10971275, filed 2017-04

Related service bulletins

Suspension: other model years

YearComplaintsShare of year
2013413%
201247%
2011912%
201028%
2009343%
2008713%
2007733%
200623%
200523%
200433%

Other parts of the 2009 Infiniti QX56

Electrical system
2 complaints
Fuel system
2 complaints
Air bags
1 complaints
Brakes
1 complaints
Electronic stability control
1 complaints
Exterior lighting
1 complaints
Steering
1 complaints
Body and structure
1 complaints

← All problems reported for the 2009 Infiniti QX56

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology