Cadillac over-the-air update TELEMATICS 2026.3
What it saysImproved reliability of connected services, including OnStar, Wi-Fi hotspot, and navigation Enhanced emergency calling performance Improvements to maintain access to Super Cruise following vehicle software updates… NHTSA’s full summary ↓
Cadillac filed this with NHTSA as an over-the-air update dated Sep 30, 2026, received Oct 2, 2026 — 1 document under this number: Telematics 2026.3. It names 1 model year (2027). An over-the-air update 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.
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What the bulletin says
Source: NHTSA's summary of the manufacturer's communication• Improved reliability of connected services, including OnStar, Wi-Fi hotspot, and navigation • Enhanced emergency calling performance • Improvements to maintain access to Super Cruise following vehicle software updates • Improved battery management during vehicle software updates
Document filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| Telematics 2026.3 | Over-the-air update | Sep 30, 2026 | 11037759 | PDF, 193 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.
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Quote the number at the service desk. It is what the dealer’s system is keyed on.
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Common questions
Source: NHTSA, 49 CFR 579.5Is Cadillac TELEMATICS 2026.3 a recall?
No. A over-the-air update 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 TELEMATICS 2026.3 repair free?
A over-the-air update 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 TELEMATICS 2026.3 cover?
The manufacturer filed it against 1 model year: 2027 Cadillac Lyriq. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.