Over-the-air update 663.40
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Over-the-air update |
|---|---|
| NHTSA id | 11036486 |
| Published by NHTSA | 2026-08-31 |
| Manufacturer's number | 663.40 |
| Manufacturer's date | 2026-08-12 |
| Campaign id or software version | 663.40 |
| NHTSA component | UNKNOWN OR OTHER |
| Manufacturer's system | VCU: VCU (Virtual Cockpit Unit) |
NHTSA's summary
• Better responsiveness for the driver display and rear-view camera • Surround Vision Recorder, a new feature that allows you to record, watch, and save video from your vehicle's cameras. • Security Recording, a new feature that can automatically begin recording if your vehicle's alarm is triggered while it is parked.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
| CADILLAC CELESTIQ | 2025, 2026 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.