2021 Kia Sorento Hybrid engine problems
10 owner complaints filed with NHTSA name the engine on the 2021 Kia Sorento Hybrid — 48% of all complaints for this model year.
What owners report
“Recall SA512 was previously completed on my vehicle. The problem is happening again. Since there are no open recalls, I am unable to get it fixed under the recall.”
filed Jul 15, 2025
“On [XXX] we were driving the Kia at slow speed due to snow on the road when a warning light came on which we think said hybrid vehicle failure pull over. The car stopped and the traffic lane with the engine off. The car would not start and we were exposed to traffic. Fortunately, we were on a…”
filed Jan 21, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: INVERTER COOLANT/DEBRIS FLUSHING /REPLACEMENT FOR CLUSTER MESSAGE “REFILL INVERTER COOLANT” (SA515) - This bulletin has been revised to include additional information…
TSB_ELE271_R3 · Service Bulletin/Repair Instructions · issued Jul 16, 2025
Engine problems in other Sorento Hybrid years
| Year | Reports | Share |
|---|---|---|
| 2025 Sorento Hybrid | 19 | 51% |
| 2023 Sorento Hybrid | 12 | 40% |
Other reported problem areas on the 2021 Kia Sorento Hybrid
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.