2015 Kia Cadenza engine problems
13 owner complaints filed with NHTSA name the engine on the 2015 Kia Cadenza — 27% of all complaints for this model year.
What owners report
“Engine seized. 3.3L Lambda II GDI. This is the 2nd Hyundai/KIA product that the engine has seized on me. Both with bearing failure. Neither on the list of recalled engines. You need to do a more thorough investigation into Hyundai/KIAs engines. The brands share the same power trains across the…”
filed Oct 3, 2024
“There are thousands of vejicles with a variant of the 3.3L V6 Lambda II GDI Hyundai/KIA class of engines on the road. There are hundreds if not thousands of complaints regarding different variants of this engine throught Hyundai/KIAs line up. All of them with seized engines. There are class action…”
filed Oct 2, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: OIL PRESSURE SWITCH (OPS) REPLACEMENT (WTY026 REVISION 2) - This bulletin has been revised to include additional information. New/revised sections of this…
WTY026_TSB_R2 · Service Bulletin/Repair Instructions · issued Mar 18, 2026TECHNICAL 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, 2025
Engine problems in other Cadenza years
| Year | Reports | Share |
|---|---|---|
| 2017 Cadenza | 10 | 32% |
| 2014 Cadenza | 28 | 25% |
Other reported problem areas on the 2015 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.