2018 Kia Sorento: Auto door locks not working
Common wear/failure (not a recall)
Symptoms
Owners of the 2018 Sorento report: auto door locks not working. CarComplaints.com lists 2 owner complaints, average mileage 17,900 miles.
NHTSA has 30 owner complaints for the 2018 Sorento in this area. Examples:
- NHTSA complaint ODI #11764549 (filed 09/15/2026): “Vehicle: 2018 kia sorento vin: [xxx] kia corporate case #: xxx my 2018 kia sorento experienced a catastrophic engine failure (“holes in the block”) while under warranty. the vehicle lost power, emitted heavy smoke, and became completely inoperable. kia americ…”
- NHTSA complaint ODI #11742231 (filed 06/05/2026): “I had the car for just 2 years and it's giving me a lot of problems the car smells like gas it has a gas leak the breaks don't work and the electrical system don't work properly…”
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: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Moderate
Finding and splicing chewed wiring is doable with a multimeter and patience but can be time-consuming; harness replacement is pro work. (Our assessment.)
Cost
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .