2004 Hyundai Xg 350: Reliability Data

Source: NHTSA — 59 complaints
59
Total Complaints
48,591mi
Median Mileage
VEHICLE SPEED CONTROL
Top Issue
15
Crash Reports

When Do Complaints Happen?

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

10,728 25th Percentile
48,591 Median Mileage
86,250 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

VEHICLE SPEED CONTROL
10
SUSPENSION
6
AIR BAGS
5
STRUCTURE:BODY
4
STEERING
2
UNKNOWN OR OTHER
2
ENGINE AND ENGINE COOLING:ENGINE
2
ENGINE
2
SERVICE BRAKES
2
SUSPENSION:FRONT
2

Severity Assessment

15
Crashes
4
Fires
5
Injuries
0
Deaths

Sample Complaint Reports

"VEHICLE WOULD ACCELERATE WITHOUT WARNING WHILE CONSUMER WOULD APPLY BRAKES TO EITHER SLOW DOWN OR STOP VEHICLE. PULLED VEHICLE OVER. HAD VEHICLE TOWED TO DEALERSHIP. MECHANIC COULD NOT DETERMINE CAUSE OF ACCELERATION.*AK CONSUMER WAS TOLD THEY OVER FILLED GAS TANK. LEFT BLINKER HESITATES ..."
"VEHICLE WOULD ACCELERATE WITHOUT WARNING WHILE CONSUMER WOULD APPLY BRAKES TO EITHER SLOW DOWN OR STOP VEHICLE. PULLED VEHICLE OVER. HAD VEHICLE TOWED TO DEALERSHIP. MECHANIC COULD NOT DETERMINE CAUSE OF ACCELERATION.*AK CONSUMER WAS TOLD THEY OVER FILLED GAS TANK. LEFT BLINKER HESITATES ..."
"WHILE THE VEHICLE WAS IDLING THE ACCELERATOR PEDAL BECAME STUCK AND THE VEHICLE SUDDENLY ACCELERATED. THIS PROBLEM OCCURRED INTERMITTENTLY. THE DEALER INSPECTED THE VEHICLE ON SEVERAL OCCASIONS BUT WAS UNABLE TO DUPLICATE THE PROBLEM. PLEASE PROVIDE ANY FURTHER INFORMATION. *NLM"

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