2015 Kia Sportage: Engine complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 84 owner complaints for the 2015 Kia Sportage that list the engine component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11743850 (filed 06/13/2026): “Engine fire which led to explosion and total loss.…”
- NHTSA complaint ODI #11733440 (filed 04/23/2026): “Unjustified denial of engine warranty coverage - 2015 kia sportage "i am filing this complaint because kia is denying warranty coverage for a known engine defect (rod bearing failure in the theta ii gdi engine) on my 2015 kia sportage. the manufacturer’s denial is based on the claim that i did not p…”
- NHTSA complaint ODI #11664477 (filed 06/03/2025): “I own a 2015 kia sportage with an open safety recall (nhtsa recall no. 22v051 / sc227b). the vehicle became undriveable years ago due to engine issues. i contacted both the dealership and kia several times, but no one has responded or completed the recall. i received no notification letter. the vehi…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
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Sources
Page last updated .