"How reliable is the 2009 Infiniti M35?"

"Based on 20 NHTSA complaints, the 2009 Infiniti M35 has a median complaint mileage of 34500 miles. The most common issue is Unknown Or Other."

"What are common problems with the 2009 Infiniti M35?"

"The most frequently reported component in NHTSA complaints for the 2009 Infiniti M35 is Unknown Or Other, accounting for a significant portion of the 20 total complaints filed."

2009 Infiniti M35: Reliability Data

Source: NHTSA — 20 complaints

Total Complaints

34,500mi

Median Mileage

Unknown Or Other

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

19,250 25th Percentile

34,500 Median Mileage

65,571 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Unknown Or Other

Electrical System

Steering

Air Bags

Service Brakes, Hydraulic

Equipment

Exhaust System

Vehicle Speed Control

Suspension

Engine

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"I PURCHASED AN 07 INFINITI M35X AND HAD SEVERAL ISSUES WITH IT. THE MAJOR ISSUE WAS DUE TO A "DRAGGING, RASP RATTLING, ROCKS IN A CAN SOUND" COMING FROM UNDERNEATH THE CAR; WHICH I FOUGHT WITH THE DEALERSHIP ON FOR OVER A YEAR. SINCE THEN; I WORKED A DEAL WITH THE NEW AND CURRENT GM ON A 09 M35 SPOR..."

"I WAS ON AN EXIT RAMP GOING 25-30 MPH. I ATTEMPTED TO STOP AND I HAD TOTAL BRAKE FAILURE. THE BRAKES "LOCKED" AND DID NOT STOP THE CAR AT ALL. IT WAS A FREEZING COLD DAY AND THERE WAS A "DUSTING OF SNOW" ON A FEW SECTIONS OF THE ROAD. THE CAR IS AN AWD VEHICLE. I AVOIDED CRASHING INTO NUMEROUS ..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

Where Are Complaints Coming From?

Top states by complaint count.

VA: 3 OH: 3 CA: 3 MA: 2 MD: 2 KS: 1 NY: 1 CT: 1 HI: 1 SC: 1

Infiniti M35 — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
2006	272	94,500	Steering	10
2007	173	72,000	Air Bags	8
2008	79	62,000	Steering	4
2010	24	41,500	Steering	1

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