2015 Kia Sorento problems & reliability
746 owner complaints filed with NHTSA for the 2015 Kia Sorento, alongside 3 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
13 complaints report injuries (24 injured).
Federal crash records (FARS 2020–2023): 2015 Kia Sorento vehicles were involved in 42 fatal crashes with 24 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine | 359 | 48% |
| Unknown OR Other | 113 | 15% |
| Structure | 99 | 13% |
| Exterior Lighting | 90 | 12% |
| Electrical System | 57 | 8% |
| Power Train | 42 | 6% |
| Steering | 33 | 4% |
| Air Bags | 29 | 4% |
| Fuel/propulsion System | 28 | 4% |
| Service Brakes | 21 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 75,000 miles (middle 50% between 53,500 and 102,000 miles), based on 331 complaints that included mileage.
Complaints by incident year
What owners report
“I parked my car and it was sitting for about an hour I came back to the car and heard a humming noise found that weird but I had to drive home about 10 mins later I parked car, sound was still going even while car was off. So I thought to let it sit for another while. Came back to car sound was still on I started car…”
Service Brakes · filed Jul 11, 2026
“My 2015 Kia Sorento is experiencing a catastrophic structural failure of the exhaust system where the front manifold catalytic converter has internally collapsed This is a severe safety hazard because the physical blockage of the exhaust flow creates massive engine backpressure stalling when trying to drive even a…”
Engine · filed Jul 5, 2026
“My 2015 Kia Sorento is experiencing a catastrophic structural failure of the exhaust system where the front manifold catalytic converter has internally collapsed and broken apart. This is a severe safety hazard because the physical blockage of the exhaust flow creates massive engine backpressure, risking sudden engine…”
Engine · filed Jun 25, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Hyundai and Kia ABS Module Fires
Audit Query AQ23002 · opened Nov 17, 2023 · open
- Loss of Motive Power
Defect Petition DP22003 · opened Sep 12, 2022 · closed Dec 12, 2023
- Engine Oil Pressure Switch Leak
Defect Petition DP21002 · opened Nov 12, 2021 · closed Jun 26, 2023
- Throttle control system vulnerabilities
Defect Petition DP21003 · opened Nov 12, 2021 · closed Jun 20, 2023
Technical service bulletins
202 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2015 Kia Sorento. The 10 most recent:
TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR AND DECAL INSTALLATION (CS2312) - This bulletin has been revised to include additional information. New/revised sections of…
CS2312_TSB_R2 · Service Bulletin/Repair Instructions · issued Jun 8, 2026
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, 2026
TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR AND DECAL INSTALLATION (CS2312) - This bulletin has been revised to include additional information. New/revised sections of…
TSB_CS2312_R1 · Service Bulletin/Repair Instructions · issued Feb 19, 2026
TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR AND DECAL INSTALLATION (CS2312) - This bulletin provides information to install a Theft Deterrent Ignition Cylinder…
TSB_CS2312 · Service Bulletin/Repair Instructions · issued Dec 18, 2025
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, 2025
CUSTOMER SATISFACTION CAMPAIGN: OWNER NOTIFICATION (CS2312) - This document is the owner notification advising that Kia is conducting Customer Satisfaction Campaign. A software upgrade that addresses the social media…
CS2312_OWNR · Other · issued Dec 17, 2025
PITSTOP: TECHNICAL OPERATIONS: EXTERNAL DAMAGE TO ULTRASONIC SENSOR: This Pitstop provides information related to Parking Distance Warning (PDW) alerts and repairs involving ultrasonic sensors. The PDW system alerts the…
PS797 · Other · issued Dec 9, 2025
TECHNICAL 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, 2025
TECHNICAL SERVICE BULLETIN: OCCUPANT DETECTION SYSTEM (ODS) SENSOR PAD REPLACEMENT - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar…
TSB_BOD205_R3 · Service Bulletin/Repair Instructions · issued Nov 13, 2025
TECHNICAL 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, 2025
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2015 Kia Sorento has 3 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2015 Kia Sorento?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 75,000 miles — budget accordingly if the car is approaching that mileage.