"How reliable is the 2004 Suzuki Aerio?"

"Based on 21 NHTSA complaints, the 2004 Suzuki Aerio has a median complaint mileage of 14000 miles. The most common issue is TIRES."

"What are common problems with the 2004 Suzuki Aerio?"

"The most frequently reported component in NHTSA complaints for the 2004 Suzuki Aerio is TIRES, accounting for a significant portion of the 21 total complaints filed."

2004 Suzuki Aerio: Reliability Data

Source: NHTSA — 21 complaints

Total Complaints

14,000mi

Median Mileage

TIRES

Top Issue

Crash Reports

When Do Complaints Happen?

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

14,000 25th Percentile

14,000 Median Mileage

21,500 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

TIRES

SUSPENSION:REAR

POWER TRAIN

TIRES:TREAD/BELT

SEAT BELTS

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

VEHICLE SPEED CONTROL

VISIBILITY:WINDSHIELD

EXTERIOR LIGHTING:TAIL LIGHTS

SUSPENSION

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"WHILE DRIVING AT ANY SPEED VEHICLE ACCELERATED UNCONTROLLABLY. DRIVER APPLIED THE BRAKES AND THE VEHICLE CONTINUED TO ACCELERATE. VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION, BUT MECHANIC COULD NOT DUPLICATE THE PROBLEM AT THIS TIME. *AK *BF *NM"

"I HAD THE TIRES INSPECTED LESS THAN 3 WEEKS AGO WHEN I HAD MY OIL CHANGED. NO MAJOR TREAD WEAR AND THEY PASSED SITE INSPECTION. I WAS EXITING A CONSTRUCTION ZONE GOING 35 MPH WHEN THE REAR DRIVERS SIDE TIRE BLEW OUT. BY THE TIME I WAS ABLE TO SAFELY LEAVE THE ROAD THERE WAS NOTHING LEFT OF THE TI..."

"2004 SUZUKI AERIO TIRES ARE SUFFERING FROM PREMATURE WEAR. *MR THE CONSUMER WAS WRITING ON THE BEHALF OF HER MOTHER. THE REAR TOE ON THE VEHICLE HAD BEEN ADJUSTED. THE PROBLEM MAY DUE TO A MANUFACTURING AND OR ENGINEERING DEFECT. TSB#0304145 THE CONSUMER REQUESTED REIMBURSEMENT FOR THE EXPE..."

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

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