2017 Kia Optima: Reliability Data

Source: NHTSA — 337 complaints
337
Total Complaints
46,000mi
Median Mileage
ENGINE
Top Issue
7
Crash Reports

When Do Complaints Happen?

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

20,526 25th Percentile
46,000 Median Mileage
84,500 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE
155
UNKNOWN OR OTHER
33
ELECTRICAL SYSTEM
21
POWER TRAIN
19
FUEL/PROPULSION SYSTEM
17
EXTERIOR LIGHTING
14
VEHICLE SPEED CONTROL
13
STEERING
10
SEAT BELTS
8
ENGINE AND ENGINE COOLING
7

Severity Assessment

7
Crashes
14
Fires
11
Injuries
0
Deaths

Sample Complaint Reports

"WE LEASE A 2017 KIA OPTIMA HYBRID WITH TECHNOLOGY PACKAGE. IT HAS 1986 MILES AND IS THREE MONTHS OLD. LAST WEEK THE CAR WHILE IN MOTION JUST STOPPED IN THE MIDDLE OF TRAFFIC ON A MAJOR ROADWAY WITH NO WARNING. MY WIFE WAS ABLE GET OFF THE ROAD BY CONSTANTLY RESTARTING THE CAR. AFTER ALMOST ONE WEEK..."
"TL* THE CONTACT OWNS A 2017 KIA OPTIMA. THE CONTACT STATED THAT AFTER A COMPLETE STOP AND WHEN ATTEMPTING TO COMPLETE A TURN, THE ENGINE STALLED WITHOUT WARNING. THE FAILURE OCCURRED NUMEROUS TIMES. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING, BUT A FAILURE CODE WAS UNABLE TO BE LOCAT..."
"TL* THE CONTACT OWNS A 2017 KIA OPTIMA. WHILE DRIVING APPROXIMATELY 65 MPH, THE CONTACT ATTEMPTED TO CHANGE LANES, BUT THE VEHICLE DID NOT ACCELERATE. IT TOOK APPROXIMATELY FOUR SECONDS FOR THE VEHICLE TO RESPOND. THE CONTACT ALSO STATED THAT THE FAILURE OCCURRED FIVE OTHER TIMES. THE VEHICLE WAS TA..."

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