"How reliable is the 2001 Kia Rio?"

"Based on 355 NHTSA complaints, the 2001 Kia Rio has a median complaint mileage of 46645 miles. The most common issue is ENGINE AND ENGINE COOLING:ENGINE."

"What are common problems with the 2001 Kia Rio?"

"The most frequently reported component in NHTSA complaints for the 2001 Kia Rio is ENGINE AND ENGINE COOLING:ENGINE, accounting for a significant portion of the 355 total complaints filed."

2001 Kia Rio: Reliability Data

Source: NHTSA — 355 complaints

355

Total Complaints

46,645mi

Median Mileage

ENGINE AND ENGINE COOLING:ENGINE

Top Issue

Crash Reports

When Do Complaints Happen?

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

22,500 25th Percentile

46,645 Median Mileage

64,634 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE AND ENGINE COOLING:ENGINE

UNKNOWN OR OTHER

POWER TRAIN:AUTOMATIC TRANSMISSION

AIR BAGS

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

WHEELS

WHEELS:RIM

ENGINE AND ENGINE COOLING

AIR BAGS:FRONTAL

FUEL SYSTEM, GASOLINE

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"WHILE VEHICLE IS BEING DRIVEN IT CONTINUOUSLY DISENGAGES FROM OVERDRIVE DUE TO TRANSMISSION CONTROL MODULATOR. THIS PART WAS MISSING DURING ASSEMBLY, AND HAS NOT BEEN MANFACTURED. PLEASE GIVE ANY FURTHER DETAILS.*AK"

"AIR BAG WARINING LIGHT CAME ON AND WOULD NOT GO OFF. VEHICLE WAS TAKEN TO DEAERSHIP, WHERE THE AIR BAG MODULE WAS TAKEN OUT. DEALERSHIP DID NOT RECEIVE PART(S) TO CORRECT PROBLEM UNTIL 9/22/00, WHICH CAUSED OWNER TO DRIVE AROUND FOR 3 WEEKS WITHOUT AN AIR BAG. THIS WAS AN UNSAFE CONDITION. *AK ..."

"THE DAY AFTER PURCHASE THE CONSUMER NOTICED A SIGNIFICANT DECREASE IN POWER, THE VEHICLE HAD TROUBLE SHIFTING, THE CHECK ENGINE LIGHT ILLUMINATES AND THE OVERDRIVE LIGHT BLINKS. 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