Kia warranty extension WTY042
Kia filed this with NHTSA as a warranty extension dated Mar 26, 2026, received Apr 1, 2026, about the electrical system — 6 documents under this number: WTY042_OWNR, WTY042_TSB, WTY042_REIMB, WTY042_QA and more. It names 5 model years (2021–2025). A warranty extension is not a safety recall — there is no NHTSA campaign number and no federal requirement — but it is usually work the manufacturer pays for on the vehicles it names; the dealer checks the VIN against the manufacturer’s list.
What the bulletin says
Source: NHTSA's summary of the manufacturer's communicationWARRANTY 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 coverage, to all owners, for repairs related to the horn assembly for eligible vehicles, from 5 years / 60,000 miles to 10 years / 120,000 miles, whichever comes first, from the date the vehicle was first put into service. This warranty extension is to address a horn sound malfunction condition on 2021-2025 MY Sorento vehicles manufactured from September 10, 2020, through June 3, 2025, 2021-2025 MY Sorento Hybrid (HEV) vehicles manufactured from September 2, 2020, through January 24, 2025, and 2022-2025 MY Sorento Plug-In Hybrid (PHEV) vehicles manufactured from June 29, 2021, through January 20, 2025.
Documents filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| WTY042_OWNR | Warranty extension | Mar 26, 2026 | 11030386 | not yet checked |
| WTY042_TSB | Service bulletin | Mar 24, 2026 | 11030389 | not yet checked |
| WTY042_REIMB | Warranty extension | Mar 24, 2026 | 11030388 | not yet checked |
| WTY042_QA | Warranty extension | Mar 24, 2026 | 11030387 | not yet checked |
| WTY042_DPSM | Warranty extension | Mar 24, 2026 | 11030385 | not yet checked |
| WTY042_DP | Warranty extension | Mar 24, 2026 | 11030383 | not yet checked |
The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.
Model years it names
Source: as the manufacturer filed themA vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.
Common questions
Source: NHTSA, 49 CFR 579.5Is Kia WTY042 a recall?
No. A warranty extension is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.
Is the WTY042 repair free?
A warranty extension is usually paid by the manufacturer on the vehicles it names, within the terms and time limit the document sets; the dealer checks the VIN against the manufacturer’s list.
Which vehicles does WTY042 cover?
The manufacturer filed it against 5 model years: 2025 Kia Sorento, 2024 Kia Sorento, 2023 Kia Sorento, 2022 Kia Sorento, 2021 Kia Sorento. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.