"How reliable is the 2018 Kia Stinger?"

"Based on 86 NHTSA complaints, the 2018 Kia Stinger has a median complaint mileage of 17500 miles. The most common issue is ENGINE."

"What are common problems with the 2018 Kia Stinger?"

"The most frequently reported component in NHTSA complaints for the 2018 Kia Stinger is ENGINE, accounting for a significant portion of the 86 total complaints filed."

2018 Kia Stinger: Reliability Data

Source: NHTSA — 86 complaints

Total Complaints

17,500mi

Median Mileage

ENGINE

Top Issue

Crash Reports

When Do Complaints Happen?

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

8,500 25th Percentile

17,500 Median Mileage

63,500 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE

ELECTRICAL SYSTEM

FUEL/PROPULSION SYSTEM

EXTERIOR LIGHTING

SERVICE BRAKES

POWER TRAIN

UNKNOWN OR OTHER

FUEL SYSTEM, GASOLINE

ENGINE AND ENGINE COOLING

VEHICLE SPEED CONTROL

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"HEADLIGHTS CANNOT BE ADJUSTED SIDE-2-SIDE. CURRENTLY BOTH DRIVER AND PASSENGER SIDE HEADLIGHTS POINT OFF CENTER TO THE LEFT, BLINDING ON-COMING TRAFFIC. THIS IS ALSO A MASSACHUSETTS VEHICLE SAFETY VIOLATION WHICH COULD RESULT IN A REJECTION WHEN THE VEHICLE IS DUE FOR INSPECTION."

"CONDENSATION" INSIDE" THE HEAD LIGHT ASSEMBLY CONTINUALLY APPEARS AND HINDERS THE VEIW. ONCE AFTER WASHING THE VEHICLE AND SEVERAL TIMES AFTER A SHORT DRIVE THEN RETURNING TO THE VEHICLE TO DRIVE IT AGAIN. WHERE AND WHEN IT OCCURS IS RANDOM AND OFTEN. AFTER THIS CYCLE CONTINUES THE INSIDE LENS LEAV..."

"VEHICLE WAS IN PARK WITH THE ENGINE NOT RUNNING. CAME OUT OF BIG DEAL CONVENIENT STORE LOCATED ON RTE 9 CHESTERFIELD, NH TO FIND SMOKE COMING OUT OF THE ENGINE COMPARTMENT. CALLED 911 AND USED A STORE FIRE EXTINGUISHER TO TRY TO PUT OUT THE FLAMES. WAITED FOR THE FIRE DEPT TO ARRIVE, THEY PUT THE EN..."

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