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2014 Kia Optima: engine and transmission complaints

HIGH COMPLAINT SIGNAL
59%
325 of 554 relevant owner complaints are about the engine, transmission or fuel system

59% of relevant owner complaints filed with NHTSA on the 2014 Kia Optima are about the engine, transmission or fuel system. That is a model-level pattern, not bad luck.

Worse than 78% of the 1,230 model years we track (2010–2023).

Excludes 29 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 56%).

NHTSA data checked September 13, 2026
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Drivetrain complaints
325
engine, transmission, fuel
Total complaints
583
this model year
Fires reported
42
owner-reported
Recall campaigns
7
20 crashes · 22 injuries

Complaints by component

ENGINE282 · 48%
STEERING94 · 16%
UNKNOWN OR OTHER88 · 15%
ELECTRICAL SYSTEM60 · 10%
STRUCTURE48 · 8%
FUEL/PROPULSION SYSTEM41 · 7%

The years either side

2010
63%
36 of 75
2011
59%
287 of 593
2012
55%
471 of 919
2013
56%
721 of 1,381
2014
59%
325 of 583
2015
69%
667 of 1,007
2016
70%
489 of 754
2017
78%
181 of 255
2018
76%
159 of 232
2019
54%
102 of 206
2020
84%
113 of 144
2021
no data
2022
no data
2023
no data

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

Cleaner alternatives

Other midsize sedans with no elevated signal in 2014

The percentage is each model year's drivetrain complaint share. No elevated signal describes the model year, not any one car; a well-kept example of a flagged model can still be the right buy, and any of these still needs an inspection.

What owners reported

ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM10/03/2023FIRE2 INJURED
Summer 2017 The engine failed while driving with my family. The engine seized and a fire was engulfed. I was in the interstate and we feared for our life. Out of town visiting family we were stranded in another state for a month waiting for repairs. Kia took the vehicle and replaced the engine with another faulty engin…
VEHICLE SPEED CONTROL,FUEL/PROPULSION SYSTEM10/13/2020FIRECRASH2 INJURED
TL* THE CONTACT OWNS A 2014 KIA OPTIMA. THE CONTACT STATED THAT WHILE DRIVING AT 45 MPH, AN ABNORMAL ODOR APPEARED UNDER THE HOOD. THE CONTACT DEPRESSED THE BRAKE PEDAL AND THE VEHICLE ACCELERATE FORWARD, CAUSING THE CONTACT TO CRASH INTO ANOTHER VEHICLE WHO WAS MAKING A U-TURN. THE CONTACT TRIED TO GAIN CONTROL OF THE…
FUEL/PROPULSION SYSTEM02/06/2017FIRECRASH2 INJURED
CAR HIT A GUARD RAIL AND EXPLODED IN FIRE. DRIVER DIED FROM BURNS. ON INTERSTATE 8 AT MP-107, MARICOPA COUNTY, AZ. CUT OFF BY A NON-IMPACT VEHICLE. DRIVER STEERED TO AVOID CONTACT AND HIT GUARD RAIL. DRIVER SURVIVED IMPACT BUT LATER DIED OF BURNS. ABOUT 75 MPH. PASSENGER SURVIVED BUT RECEIVED SERIOUS BURNS.

Three of 325 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (7)

FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
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 rec…
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
Kia Motors America (Kia) is recalling certain 2013-2014 Optima vehicles equipped with 2.4L Gasoline Direct Injection (GDI) or 2.0L GDI Turbo engines. The low pressure fu…
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
Kia Motors America (Kia) is recalling certain 2013-2015 Optima and 2014-2015 Sorento vehicles. Brake fluid may leak inside the Hydraulic Electronic Control Unit (HECU), …

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2014 Kia Optima

Have the VIN?Paste it and get the full report for that car. First report free, then a 30-day pass covers a whole car search.

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.