NHTSA lists 3 safety recalls and 257 owner complaints for the 2017 Kia Optima. Most complaints involve engine (165) and electrical system (25). The EPA rates it 25–31 mpg combined, and NHTSA gives it 5 stars overall.
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. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 401, "Internal Trunk Release."
Kia Motors America (Kia) is recalling certain 2011-2017 Optima, 2012-2017 Sorento and 2011-2018 Sportage vehicles that previously received an engine replacement under recall number 17V-224, warranty, or the Knock Sensor Detection System (KSDS) Product Improvement Campaign. The high pressure fuel pipe that connects to the fuel pump outlet may have been damaged, misaligned or improperly torqued during the engine replacement procedure, possibly causing a fuel leak.
Kia Motors America (Kia) is recalling certain 2017-2018 Kia Optima hybrid vehicles. These vehicles are equipped with a Voltage Protection Device (VPD), designed to protect the high voltage battery module, that may activate inadvertently.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Complaints for each Optima model year we’ve synced.
| Model year | NHTSA complaints |
|---|---|
| 2001 | 143 |
| 2002 | 110 |
| 2003 | 144 |
| 2004 | 225 |
| 2005 | 144 |
| 2006 | 155 |
| 2007 | 167 |
| 2008 | 144 |
| 2009 | 116 |
| 2010 | 75 |
| 2011 | 594 |
| 2012 | 920 |
| 2013 | 1,387 |
| 2014 | 591 |
| 2015 | 1,011 |
| 2016 | 760 |
| 2017 | 257 |
| 2018 | 233 |
| 2019 | 212 |
| 2020 | 151 |
“3 weeks ago I had my vehicle towed to Car Pros Kia in the city of [XXX]. They said that there was an issue with the engine which should be covered under the extended lifetime warranty that KIA issued Me 2 years ago due to a recall and a system update that they required that I do on my vehicle. We did the update. We are having the same mechanical issues we did two years ago with the first recall. I reached out to Kia corporate Kia says they're reaching out to Car Pros Kia I've been in contact with both companies three to four times a week for the last 3 weeks and they both are saying they never received anything from each other. The mechanical issue is very dangerous the car jerks slows down to a very low speed around 30 Mi an hour in the middle of high speed traffic. Is very dangerous I've been without a vehicle for 3 weeks which is slowing down my process to continue to pay my bills I need my vehicle can I get any help from anyone. I feel disrespected taking advantage of and now I'm starting to fall into a financial issue because they cannot communicate with each other to fix an issue that should be covered under the warranty that they said it would and I have…”
“The electrical wiring harness connecting to the hybrid system electric fuel pump(s) was found to have significant corrosion and a missing factory-installed protective covering. This is a manufacturing defect. The protective covering was never installed at the factory, leaving the wiring exposed to moisture and corrosion from the time the vehicle was built. COMPONENT THAT FAILED: Electrical wiring harness to hybrid electric fuel pump(s). Missing factory protective covering caused corrosion. The failed component is available for inspection upon request. SAFETY RISK: Corroded wiring in a hybrid vehicle electrical system poses serious risks including electrical shorts, potential fire hazard, and sudden loss of hybrid propulsion while driving. The vehicle is currently inoperable and unsafe to operate. CONFIRMED BY DEALER: Yes. The vehicle was taken to an authorized Kia dealership where it remained for approximately 8 months. The dealership and manufacturer inspected the vehicle and confirmed the wiring issue but denied warranty coverage. THIRD-PARTY CONFIRMATION: A third-party warranty representative independently reviewed photographic evidence and confirmed the…”
“Loosing oil putting oil in every 3 to 4 days no leaks on ground or oil pan or drain plug.oil don't smell or looks burnt happened around did 2 oil changes in a week still the same. Car will sputer hesitation on acceleration every so often have all updateds and recalls.”
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| Optima Auto (AM7), 4 cyl, 1.6 L, Turbo · Front-Wheel Drive | 28 | 37 | 31 | $2,050 | 286 |
| Optima FE Auto (S6), 4 cyl, 2.4 L · Front-Wheel Drive | 25 | 36 | 29 | $2,200 | 310 |
| Optima Auto (S6), 4 cyl, 2.4 L · Front-Wheel Drive | 24 | 34 | 28 | $2,300 | 321 |
| Optima Auto (S6), 4 cyl, 2.0 L, Turbo · Front-Wheel Drive | 22 | 31 | 25 | $2,550 | 360 |
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
3 safety recalls as of Oct 28, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.
Owners filed 257 complaints with NHTSA. The most-cited components are engine (165), electrical system (25), power train (21). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
The EPA rates the 2017 Kia Optima at 25–31 mpg combined, depending on engine and drivetrain (4 versions rated).
NHTSA's New Car Assessment Program gives the 2017 Kia Optima 5 out of 5 stars overall.