2015 Kia Optima Problems, Recalls & Reliability
1,398 owner complaints sit in the federal file for the 2015 Kia Optima, alongside 4 recall campaigns and 4 defect investigations. It scores 73/100 on the trouble index — one of the years to avoid for this model. Engine leads the reports, typically around 89,000 miles.
Avoid this year if you can. The 2015 Kia Optima sits at the top of this model's complaint rankings. Quieter picks in the same family: 2001–2010, 2017–2020.
Avoid
Where 2015 sits among all Optima years
What owners report
“Excessive shaking of engine, stalled out while driving on highway, knocking in the engine.”— owner report to NHTSA, 2015 Optima
“When I drive at night the low beams are so dim I have to use high beams or fog lights to see.”— owner report to NHTSA, 2015 Optima
“Well my paint is peeling everywhere I only had car 4 years, I can barely wash it because the car wash takes more paint off, I seen Hyundai do a paint recall or something like that so I'm wondering if it's the same for Kia.”— owner report to NHTSA, 2015 Optima
“The contact owns a 2015 Kia Optima. The contact received notification of NHTSA Campaign Number: 21V331000 (Service Brakes, Hydraulic) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall…”— owner report to NHTSA, 2015 Optima
“Snow white pearl paint bubbling, peeling, and chipping in multiple areas of my vehicle”— owner report to NHTSA, 2015 Optima
“Steering sticks in the center position. Makes it difficult to maintain a straight line.”— owner report to NHTSA, 2015 Optima
Mileage when trouble shows up
Among the 649 reports that include an odometer reading, problems most often appear around 80,000 miles. Half of those reports fall between 56,000 and 110,000 miles — a useful range to weigh against the mileage of the exact car you're looking at.
Recalls (4)
Kia America, Inc. (Kia) is recalling certain 2010-2019 Borrego, 2014-2016 Cadenza, 2010-2013 Forte, Forte Koup, Sportage, 2015-2018 K900, 2011-2015 Optima, 2011-2013 Optima Hybrid, Soul, 2012-2017 Rio, 2011-2014 Sorento, and 2010-2011 Rondo vehicles. The…
Fix: Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the HECU fuse, free of charge. Interim notification letters, notifying owners…
Kia Motors America (Kia) is recalling certain 2013-2015 Optima and 2014-2015 Sorento vehicles previously recalled under recall 20V-519. Brake fluid may leak inside the Hydraulic Electronic Control Unit (HECU), possibly resulting in an electrical short.
Fix: Owners are advised to park outside and away from other vehicles and structures until the recall repair is completed. Dealers will install a new multi-fuse, and inspect the HECU for leaks, replacing…
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), possibly resulting in an electrical short.
Fix: Kia will notify owners, and dealers will inspect the HECU for leaking brake fluid and replace the HECU if necessary, free of charge. Owners are advised to park outside and away from other vehicles…
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…
Fix: 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…
Federal defect investigations
Still open as of the last data refresh. An investigation is not a recall; it may close with no action. All open investigations →
Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
The Office of Defects Investigation (ODI) has received eight Hyundai Motor America (Hyundai) and eight Kia America, Inc. (Kia) Part 573 Recall Reports between 2016 and 2023. The combined 16 safety recalls all involve the antilock braking system (ABS) modules or Hydraulic Electronic Control Units…
Led to recall campaign 20V024.
Technical service bulletins
200 manufacturer communications — service bulletins, the biggest share on engine and electrical — are on file for the 2015 Kia Optima. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
See the 2015 Optima TSB list →
Complaint history for this model year
When owners filed their reports — a long tail means problems kept surfacing for years.
Questions buyers ask
Is the 2015 Kia Optima reliable?
The 2015 Kia Optima drew 1,398 complaints in federal safety records — one of the years to avoid for this model. Its trouble index is 73/100, scored against the model's worst year (2013).
What are the most common 2015 Kia Optima problems?
The top reported problems for the 2015 Kia Optima are engine (649 complaints), electrical (160), and other (150).
At what mileage do 2015 Kia Optima problems show up?
Owners most often report 2015 Kia Optima problems around 80,000 miles. Half of all reports that include an odometer reading fall between 56,000 and 110,000 miles.
Does the 2015 Kia Optima have recalls?
4 recall campaigns apply to the 2015 Kia Optima. At least one carries a do-not-drive or park-outside warning — check your VIN before driving.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.