2015 KIA Sorento Engine Problems

Source: NHTSA · Updated Oct 11, 2026 · 362 complaints analyzed

Owners have filed 362 complaints with NHTSA about engine problems on the 2015 KIA Sorento, 48% of all complaints for this model year. Half of the reports with a mileage happened before 87,560 miles. The words owners use most often: “oil change” (9% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Oil change: mentioned in 34 of 362 complaints (9%)
  • Engine seized: mentioned in 29 of 362 complaints (8%)

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical engine repair on the 2015 KIA Sorento at $8,100, and half of them between $7,350 and $9,300.

Based on 20 NHTSA complaints about this problem alone that state a repair bill or quote (2015–2025), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do engine problems happen?

Based on 174 complaints that reported the odometer reading.

Under 10k miles6 · 3%
10k–25k miles4 · 2%
25k–50k miles15 · 9%
50k–75k miles45 · 26%
75k–100k miles44 · 25%
100k–150k miles47 · 27%
150k+ miles13 · 7%

How serious are the reports?

Of 362 complaints, 6 mention a crash, 9 a fire, 3 an injury.

KIA Sorento engine complaints by model year

Peak: 2016, with 695 complaints
2003: 4320032004: 462005: 6320052006: 672007: 720072008: 352009: 420092010: 12011: 28420112012: 4612013: 49620132014: 3882015: 36220152016: 6956952017: 38720172018: 1072019: 15820192020: 662021: 6820212022: 522023: 3120232024: 52025: 1920252026: 1

n = 3,846 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2026 Sorento117%7,000
2025 Sorento1925%4,000
2024 Sorento512%31,000
2023 Sorento3125%1,600
2022 Sorento5227%50,000
2021 Sorento6827%33,000
2020 Sorento6648%61,500
2019 Sorento15837%40,000
2018 Sorento10742%72,000
2017 Sorento38748%64,000
2016 Sorento69555%83,500
2015 Sorento36248%87,560
2014 Sorento38839%100,000
2013 Sorento49651%89,691
2012 Sorento46152%99,612
2011 Sorento28419%103,000
2010 Sorento133%52,000
2009 Sorento47%140,000
2008 Sorento3516%75,000
2007 Sorento75%133,000
2006 Sorento6728%92,700
2005 Sorento6321%101,000
2004 Sorento4621%112,000
2003 Sorento4314%118,000

When owners reported it

Peak: 2023, with 55 complaints
2014: 1201412015: 1201512016: 7201672017: 142017142018: 262018262019: 522019522020: 402020402021: 442021442022: 432022432023: 552023552024: 332024332025: 282025282026: 18202618

n = 362 complaints · Source: NHTSA

Related recalls (1)

Engine; fuel system, gasoline:delivery:hoses, lines/piping, and fittingsDec 19, 2018 · NHTSA campaign 18V907000 · 71,653 vehicles

Problem: 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.

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 1-800-333-4542. Kia's number for this recall is SC172.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

My car's check engine just started flashing and the ECU has reduced my drivability to limp mode stating that my knock sensors are showing up on scan test and camshaft position exhaust sensor. When I removed the camshaft exhaust vvt sensor it indeed had metal shavings on it. A have a P1326 and a…

Received Oct 11, 2026 · NHTSA complaint 11770419

1) The engine control system / KSDS knock sensor system triggered safety recall code P1326, accompanied by a flashing check engine light. The vehicle and components are currently at the dealership available for inspection under RO #148484 (Issued on October 2) 2) A flashing check engine light and…

Received Oct 5, 2026 · NHTSA complaint 11769090

I was driving my 2015 Kia Sorento on [XXX] south of the [XXX] junction when the engine suddenly started making severe mechanical noise and the vehicle seemed to have significantly reduced power. This is a remote stretch of highway with no usable shoulder. I had my son with me and had to immediately…

Received Sep 11, 2026 · NHTSA complaint 11763639
KIA Sorento
Kia Sorento 2.2 CRDi DCT AWD Platinum (IV, Facelift). Representative photo; appearance varies by model year. Photo: © M 93, CC BY-SA 3.0 de, via Wikimedia Commons.

Frequently asked questions

Do all 2015 KIA Sorentos have engine problems?

No. NHTSA has 362 owner complaints about engine for the 2015 KIA Sorento (48% of the 752 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2015 KIA Sorento engine?

Yes: 1 safety recall list engine. Check your VIN on NHTSA.gov to see whether the fix was done on your car.

At what mileage do engine problems start?

The median reported mileage is 87,560 miles: half of the reports with a mileage came before that.

How much does it cost to fix engine problems on the 2015 KIA Sorento?

Owners report a typical cost of $8,100 (half paid between $7,350 and $9,300), from 20 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about engine problems on the 2015 KIA Sorento?

The most frequent phrase is “oil change”, in 34 of 362 complaints, followed by “engine seized” (29).

Other 2015 KIA Sorento problems

See all 2015 KIA Sorento problems or engine problems across all Sorento years.