2018 Kia Optima Hybrid
Only 3 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 3 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2011 | 34 |
| 2012 | 107 |
| 2013 | 50 |
| 2014 | 31 |
| 2015 | 12 |
| 2016 | 4 |
| 2017 | 25 |
| 2018 | 3 |
| 2019 | 0 |
| 2020 | 1 |
KNOWN PROBLEM AREAS
Only 3 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
3 of 3 total reports mention: engine.
Show complaint excerpts
I brought the vehicle into Kia service for the recall including a computer operating system upgrade. After the recall work was done the car driving at high highway speeds failed, and immediately slowed down, almost causing a rear collision.
NHTSA ODI report, 20220928
1 of 3 total reports mentions: power train.
1 of 3 total reports mentions: fuel/propulsion system.
Show complaint excerpts
I brought the vehicle into Kia service for the recall including a computer operating system upgrade. After the recall work was done the car driving at high highway speeds failed, and immediately slowed down, almost causing a rear collision.
NHTSA ODI report, 20220928
1 of 3 total reports mentions: electrical system.
Show complaint excerpts
I brought the vehicle into Kia service for the recall including a computer operating system upgrade. After the recall work was done the car driving at high highway speeds failed, and immediately slowed down, almost causing a rear collision.
NHTSA ODI report, 20220928
SAFETY TIMELINE
Kia Motors America (Kia) is recalling certain 2017-2018 Optima Hybrid and Optima Plug-In Hybrid vehicles. The connecting rod bearings inside the engine may wear prematurely, which can result in engine damage.
Remedy: Dealers will inspect the engine. If bearing damage is found, the engine will be replaced. Dealers will also install a software update containing a Knock Sensor Detection System (KSDS). Repairs will be performed free of charge.
Campaign 21V844000 — check if this car was fixed
Engine Fires
Loss of Motive Power
Pedestrian alert sounds
Kia America, Inc. (Kia) is recalling certain 2016-2017 Rio, 2016-2018 Optima, 2017-2018 Optima Hybrid and Optima Plug-in Hybrid vehicles. The trunk latch base may crack, preventing the opening of the trunk from the inside.
Remedy: Dealers will replace the trunk latch base subassembly, free of charge. Owner notification letters were mailed October 19, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC278.
Campaign 23V594000 — check if this car was fixed
BUY-SMART CHECKLIST
2018 Kia Optima Hybrid — pre-purchase inspection
- Test/inspect for engine issues (3 reports on file for this year).
- Test/inspect for power train issues (1 reports on file for this year).
- Test/inspect for fuel/propulsion system issues (1 reports on file for this year).
- Verify recall 21V844000 (engine) has been completed.
- Verify recall 23V594000 (latches/locks/linkages) has been completed.
FAQ
Is the 2018 Kia Optima Hybrid reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2018 Kia Optima Hybrid?
The most-reported component is engine, accounting for 100% of complaints on file.
How many recalls does the 2018 Kia Optima Hybrid have?
2 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.