2017 Kia Cadenza engine problems
10 owner complaints filed with NHTSA name the engine on the 2017 Kia Cadenza — 32% of all complaints for this model year.
What owners report
“Engine oil light is on and there is a burning smell when I drive. Fear of a fire breaking out in the engine when driving or parked. Had it looked at by a technician and they expressed those concerns to me and that brings me great worry. The service technician believed it was just the oil cap being…”
filed Apr 22, 2026
“I currently have a complaint 11709255 regarding the electric thermostat. I just had that part replaced in November of 2025 for the 3rd time. Last week, again I had a warning of engine problem. The next day there was cold air blowing when the heat was on. The dash thermostat immediately began to…”
filed Mar 21, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
TECHNICAL SERVICE BULLETIN: ENGINE SUB ASSEMBLY INSPECTION/REPLACEMENT (WTY039 - REVISION 7) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a…
WTY039_TSB_R7 · Service Bulletin/Repair Instructions · issued Dec 18, 2025TECHNICAL SERVICE BULLETIN: ENGINE SUB ASSEMBLY INSPECTION/REPLACEMENT (WTY039 REVISION 6) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a…
WTY039_TSB_R6 · Service Bulletin/Repair Instructions · issued Dec 1, 2025TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN (WTY039) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area…
WTY039_TSB_R5 · Service Bulletin/Repair Instructions · issued Nov 4, 2025TECHNICAL SERVICE BULLETIN: ENGINE SUB ASSEMBLY: INSPECTION/REPLACEMENT (WTY039) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in…
WTY039_TSB_R4 · Warranty Program/Extension · issued Oct 8, 2025TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: ENGINE SUB ASSEMBLY INSPECTION/REPLACEMENT (WTY039) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are…
WTY039_TSB_R3 · Warranty Program/Extension · issued Dec 5, 2024
Engine problems in other Cadenza years
| Year | Reports | Share |
|---|---|---|
| 2015 Cadenza | 13 | 27% |
| 2014 Cadenza | 28 | 25% |
Other reported problem areas on the 2017 Kia Cadenza
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.