# Over\-the\-air update 662.20

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: 11035436
- Published by NHTSA: 2026\-08\-01
- Manufacturer's number: 662.20
- Manufacturer's date: 2026\-07\-14
- Campaign id or software version: 662.20
- NHTSA component: UNKNOWN OR OTHER
- Manufacturer's system: VCU: VCU \(Virtual Cockpit Unit\)

## NHTSA's summary

• Additional protection for battery health and to help prevent battery drain • Improved charging messaging in the driver display • Improved vehicle diagnostics • 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. • Cabin Glance, a new feature that displays a live feed of the seating area on your infotainment screen. This allows you to check on passengers, such as kids or pets. • Fixes to help ensure responsiveness for the driver display and rear view camera. • Improvements to reliability for alerts and chimes.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035436-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035436-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Vehicles listed

- 2026 CADILLAC LYRIQ

JSON: [/v1/bulletins/11035436](/v1/bulletins/11035436)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Over-the-air%20update%20662.20&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11035436&vehicle=Over-the-air%20update%20662.20)