2018 Kia Sorento electrical system problems
29 owner complaints filed with NHTSA name the electrical system on the 2018 Kia Sorento — 12% of all complaints for this model year.
What owners report
“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”
filed Jun 5, 2026
“Sunroof was working properly, no issues. I parked car with sunroof open and when i restarted car it started closing extremely slow. Technicians have tried resetting but no luck. This is a safety issue that has been repeatitive on KIA Suvs since 2012 or 2014. Techs cannot reset sunroof and last KIA…”
filed Mar 29, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: THETA II 2.4L GDI EMISSION SECM LOGIC IMPROVEMENT (SC340 REV 4) - This bulletin has been revised to include additional information. New/revised sections…
SC340_TSB_R4 · Emissions · issued Mar 6, 2026
Electrical System problems in other Sorento years
| Year | Reports | Share |
|---|---|---|
| 2025 Sorento | 18 | 26% |
| 2024 Sorento | 10 | 28% |
| 2023 Sorento | 35 | 32% |
| 2022 Sorento | 28 | 15% |
| 2021 Sorento | 45 | 19% |
| 2020 Sorento | 19 | 15% |
| 2019 Sorento | 67 | 16% |
| 2017 Sorento | 93 | 12% |
| 2016 Sorento | 106 | 9% |
| 2015 Sorento | 57 | 8% |
| 2014 Sorento | 152 | 15% |
| 2013 Sorento | 116 | 12% |
Other reported problem areas on the 2018 Kia Sorento
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.