2018 Kia Sorento: Engine failure no warning light-hole in block
Common wear/failure (not a recall)
Symptoms
Owners of the 2018 Sorento report: engine failure no warning light-hole in block. CarComplaints.com lists 3 owner complaints, average mileage 103,300 miles.
NHTSA has 112 owner complaints for the 2018 Sorento in this area. Examples:
- NHTSA complaint ODI #11769459 (filed 10/06/2026): “My 2018 sorento is consuming oil excessively. i’m having to add oil between changes, and i’m now experiencing reduced acceleration under load. i have been told by a few different parties that this has become a common problem with kia’s. i want an oil-consumpti…”
- NHTSA complaint ODI #11765284 (filed 09/18/2026): “Complete engine failure inspected by westgate kia service dept, wake forest, nc service manager confirmed that known issue and recall in effect for 2018 kia sorrento same issue but because manufactures parts are only covered when made in certain locations. mi…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: new motor needed (3 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $7,300 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
- CarComplaints.com: Engine failure no warning light-hole in block (2018 Sorento)
- NHTSA complaints API, 2018 Sorento
Page last updated .