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2014 Kia Optima: engine overheating

6 of the 591 complaints about the 2014 Kia Optima describe engine overheating.

owner complaints
6
of this car's complaints
1%
recalls
2
Is there a fix? There are 2 recalls and 88 service bulletins for this area of the car. See below

Engine overheating by model year

  • 2020
    1
  • 2019
    1
  • 2018
    3
  • 2017
    4
  • 2016
    9
  • 2015
    8
  • 2014
    6
  • 2013
    6
  • 2012
    4
  • 2011
    3
  • 2010
    1
  • 2005
    1
  • 2004
    1
  • 2002
    1

What owners say

Filed Oct 5, 2026 · Brakes, Engine · MS

The contact owns a 2014 Kia Optima. The contact stated that after leaving the vehicle parked for approximately 4 hours, the contact returned to the vehicle and the engine running even though the vehicle was turned off. While driving approximately 30 MPH, the traction control light, ABS, and the parking brake light were illuminated. The contact stopped, parked the vehicle, and restarted the vehicle, attempting to reset the vehicle; however, the lights remained illuminated. While the vehicle was at the residence a family member disconnected the battery and used water on the body of the vehicle closest to the steering wheel underneath the hood of the vehicle. The contact was advised by the family member not to drive the vehicle because of the overheating.

Filed Mar 7, 2026 · Engine · AZ

Issue: My 2014 Kia Optima has repeatedly experienced overheating, flashing check‑engine light, and loss of coolant. The dealership has misdiagnosed the issue multiple times and returned the vehicle to me in unsafe condition. Safety Concern: The vehicle overheats while driving, the check‑engine light flashes, and the engine loses power. This creates a serious risk of engine failure while on the road. I am concerned about potential engine damage, stalling, or fire risk due to overheating.

Filed Oct 3, 2023 · Engine · ID

Rattle noise on the freeway, all electric lights on dash board started flashing. Car died on the side of the road. Did not restart. Engine was making a bubble noise (like overheating) with steam. When I checked my oil, showed dark and metal flakes. Recent oil change. Towed my mechanic and they said I have MAJOR engine issues.

Filed Aug 19, 2020 · Engine, Fuel system · AL

We were getting off the highway headed home the car made a loud noise as we were approaching the light one I've never heard before I didn't think anything of it so as we pulled off from the light got down the street the car just locked up and shut off like there was a flash of light or something coming from the hood and it didn't want to stop scared me and my kids so after I made sure everything was okay I waited til we stopped put it back in park and turned my key back over to pull over out the street fully so I can check it there it was my alternator bracket broke without a clue why no physical contact or anything whatsoever alternator is not damaged neither was the belt on it bad I know that when I took it to a mechanic and that's another thing no one nowhere could give me and answer for it so it's like it overheated it off and broke the engine piece my only theory nothing else is damaged around it or anything so that's weird for a piece to just break so I did research on the kia optima and stumbled across the overheation and the fueling problem.

Filed Sep 27, 2019 · Engine · 139,400 miles · CA

The car started to overheat, as I was pulling to the side the warning sign to check hybrid system came ob. Shortly after the car shut down while I was going up a hill. I had to tow to the repair shop and that's where they told me that the engine needed to be replaced.

Filed Nov 15, 2018 · Engine · 36,000 miles · TX · fire

Tl* the contact owns a 2014 kia optima. While the vehicle was stationary, smoke ascended from the hood. There was no indication of the vehicle overheating prior to the failure. The contact called bob utter kia (2433 texoma pkwy, sherman, tx 75090, (903) 892-3555) and scheduled a diagnostic appointment. The vehicle was not repaired. The manufacturer was not contacted. The failure mileage was 36,000.

Service bulletins that may apply

Related recalls

EngineReported December 19, 2018 · 71,653 vehicles affected
What is wrong
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.
Risk
A fuel leak in the presence of an ignition source can increase the risk of a fire.
Remedy
Kia has notified owners, and dealers will inspect and replace the fuel pipe, as necessary, free of charge. The recall began January 17, 2019. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC172.

Recall number 18V907000 · Recall details

Engine and engine cooling: engineReported March 31, 2017 · 618,160 vehicles affected
What is wrong
Kia Motor Company (Kia) is recalling certain 2011-2014 Optima, 2012-2014 Sorento and 2011-2013 Sportage vehicles. Machining errors during the engine manufacturing process may cause premature bearing wear within the engine.
Risk
Bearing wear may result in the engine seizing, increasing the risk of a crash.
Remedy
Kia will notify owners, and dealers will inspect the engine assembly, and replace the engine if necessary, free of charge. The recall began June 20, 2017. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC147.

Recall number 17V224000 · Recall details

Questions about the 2014 Kia Optima overheating

Is engine overheating a common problem on the 2014 Kia Optima?

6 of 591 owner complaints about the 2014 Kia Optima (1%) mention engine overheating. The model year with the most reports is 2016.

Is there a recall or service bulletin for this on the 2014 Kia Optima?

There are 2 recalls and 88 service bulletins for the same area of the car. Check them below with your VIN.

Other symptoms on the 2014 Kia Optima

Engine failure 93Check engine light 71Knocking 64Stalling 61Fire or smoke 41Loss of power 31Won't start 23Oil consumption 14Steering noise 13Headlights 12Warning lights 12ABS 10Fuel leak 10Fuel smell 10Pulling 10Won't shift 10Power steering loss 9Harsh shifting 8Jerking 8Airbag light 7Hesitation 7Sunroof shattered 7No deployment 6Brake failure 6Steering lock-up 6Fuel pump 5

All model years of the Kia Optima

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