Genesis warranty extension L16G
Genesis filed this with NHTSA as a warranty extension dated Jul 17, 2026, received Jul 21, 2026, about the engine — 2 documents under this number: 26-01-059G DCS, 26-01-059G TSB. It names 1 model year (2026). 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 communicationCertain G70 (IK) vehicles equipped with the Lambda II 3.3L T-GDI engine may exhibit coolant leakage originating from the 3-way coolant hose assembly. Technical Service Bulletin (TSB) 26-01-059G provides instructions to replace the 3-way coolant hose assembly and fitting to correct the condition.
Documents filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| 26-01-059G DCS | Warranty extension | Jul 17, 2026 | 11035146 | PDF, 61 KB |
| 26-01-059G TSB | Warranty extension | Jul 17, 2026 | 11035145 | PDF, 1,306 KB |
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 Genesis L16G 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 L16G 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 L16G cover?
The manufacturer filed it against 1 model year: 2026 Genesis G70. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.