2021 Kia Sorento problems & reliability
244 owner complaints filed with NHTSA for the 2021 Kia Sorento, alongside 4 safety recall campaigns. Last verified Sep 23, 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 components.
1 complaint report injuries (1 injured).
Federal crash records (FARS 2020–2023): 2021 Kia Sorento vehicles were involved in 24 fatal crashes with 10 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 |
|---|---|---|
| Power Train → | 134 | 55% |
| Engine → | 66 | 27% |
| Electrical System → | 47 | 19% |
| Unknown / Other | 39 | 16% |
| Fuel/propulsion System → | 23 | 9% |
| Vehicle Speed Control → | 12 | 5% |
| Forward Collision Avoidance → | 10 | 4% |
| Visibility | 8 | 3% |
| Steering | 6 | 2% |
| Structure | 5 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 19 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Among the 32 complaints that included a usable odometer reading, the median reported incident mileage was 41,500 miles (middle 50% between 17,995 and 76,250 miles).
Complaints by incident year
What owners report
“While driving my 2021 Kia Sorento, the electronic power steering suddenly failed/intermittently cut out while the vehicle was in motion. The steering wheel became extremely stiff and difficult to turn, making the vehicle very hard to control and creating a serious risk of a crash. I had to muscle the wheel to get out…”
Engine · filed Sep 19, 2026
“Kia completed Recall SC250 via a software update only. The physical hardware has now failed (Code P193B). Kia Corporate and the local dealership are refusing to honor the safety recall remedy because the software update marked the recall 'complete,' leaving a failed, dangerous transmission unaddressed.”
Engine · filed Sep 18, 2026
“I own a 2021 Kia Sorento 2.5L Turbo AWD with approximately 150,000 miles. In the evening, while driving home after dinner with my daughter in the vehicle, I was traveling in the area of [XXX] and [XXX] when the vehicle displayed a “STOP SAFELY IMMEDIATELY” warning. The vehicle unexpectedly slowed down/appeared to…”
Electrical System · filed Sep 4, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Loss of Motive Power
Defect Petition DP22003 · opened Sep 12, 2022 · closed Dec 12, 2023
Technical service bulletins
105 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2021 Kia Sorento. The 10 most recent:
TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR – ELECTRICAL A/C COMPRESSOR - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin…
TSB_CLI049_R2 · Service Bulletin/Repair Instructions · issued Aug 28, 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…
CS2312_TSB_R2 · Service Bulletin/Repair Instructions · issued Jun 8, 2026
TECHNICAL SERVICE BULLETIN: INFOTAINMENT SYSTEM SOFTWARE UPDATE USING UPDATE.KIA.COM - This bulletin provides information and service procedures for updating the infotainment systems on applicable Kia vehicles using the…
TSB_ELE422 · Service Bulletin/Repair Instructions · issued May 28, 2026
TECHNICAL SERVICE BULLETIN: FRONT BRAKE DISC REPLACEMENT & BURNISHING - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin…
TSB_CHA126_R2 · Service Bulletin/Repair Instructions · issued May 6, 2026
TECHNICAL SERVICE BULLETIN: INFOTAINMENT SOFTWARE UPDATE PROCEDURE - This bulletin provides information on the process for downloading infotainment software updates and preparing USB for installation on applicable Kia…
TSB_ELE417 · Service Bulletin/Repair Instructions · issued Apr 14, 2026
WARRANTY EXTENSION CAMPAIGN: OWNER NOTIFICATION (WTY042) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn…
WTY042_OWNR · Warranty Program/Extension · issued Mar 26, 2026
WARRANTY EXTENSION CAMPAIGN: TECHNICAL SERVICE BULLETIN: HORN ASSEMBLY INSPECTION AND REPLACEMENT (WTY042) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY042) to inspect and…
WTY042_TSB · Service Bulletin/Repair Instructions · issued Mar 24, 2026
WARRANTY EXTENSION CAMPAIGN: REIMBURSEMENT FORM (WTY042) - This document is a Reimbursement Request form that was mailed with the customer letter advising them to submit the form if they had paid for repairs for this…
WTY042_REIMB · Warranty Program/Extension · issued Mar 24, 2026
WARRANTY EXTENSION CAMPAIGN: QUESTION AND ANSWER (WTY042) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Warranty Extension Campaign WTY042.
WTY042_QA · Warranty Program/Extension · issued Mar 24, 2026
WARRANTY EXTENSION CAMPAIGN: DEALER PARTS & SERVICE MANAGER MEMO (WTY042) - This document is the announcement to the dealer Parts and Service managers advising that Kia is is extending the New Vehicle Limited Warranty…
WTY042_DPSM · Warranty Program/Extension · issued Mar 24, 2026
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 2021 Kia Sorento has 4 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 2021 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.
- · Among complaints with usable mileage, the median reported incident mileage was 41,500 miles. This does not predict when a particular vehicle will develop a problem.