"How reliable is the 2004 Kia Amanti?"

"Based on 112 NHTSA complaints, the 2004 Kia Amanti has a median complaint mileage of 45000 miles. The most common issue is VEHICLE SPEED CONTROL."

"What are common problems with the 2004 Kia Amanti?"

"The most frequently reported component in NHTSA complaints for the 2004 Kia Amanti is VEHICLE SPEED CONTROL, accounting for a significant portion of the 112 total complaints filed."

2004 Kia Amanti: Reliability Data

Source: NHTSA — 112 complaints

112

Total Complaints

45,000mi

Median Mileage

VEHICLE SPEED CONTROL

Top Issue

Crash Reports

When Do Complaints Happen?

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

20,125 25th Percentile

45,000 Median Mileage

74,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

VEHICLE SPEED CONTROL

ENGINE

ELECTRICAL SYSTEM

AIR BAGS

FUEL SYSTEM, GASOLINE

POWER TRAIN

POWER TRAIN:AUTOMATIC TRANSMISSION

SUSPENSION

ENGINE AND ENGINE COOLING:ENGINE

ENGINE AND ENGINE COOLING

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"WHILE DRIVING AT HIGHWAY SPEED VEHICLE'S ACCELERATION DECREASED. THE GAS INDICATOR WENT FROM 18.1 TO 14.5 GALLONS. *AK"

"I HAVE TAKEN MY CAR TO THE DEALERSHIP FIVE TIMES FOR THE SAME ISSUE. I'M CURRENTLY USING THE LEMON LAW PROCEDURE. ON TOP OF THAT, I'VE HAD PHONE CALLS FROM KIA CONSUMER AFFAIRS DEPARTMENT STATING THEY KNOW AN ISSUE EXISTS. *NM"

"FRONT SUSPENSION PRODUCESD A LOUD KNOCKING SOUND. CONSUMER WAS CONCERNED THAT THE FRONT WHEELS WILL FALL OFF WHILE IN MOTION. *AK"

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