# Over\-the\-air update 661.50

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: 11031768
- Published by NHTSA: 2026\-04\-30
- Manufacturer's number: 661.50
- Manufacturer's date: 2026\-04\-01
- Campaign id or software version: 661.50
- NHTSA component: UNKNOWN OR OTHER
- Manufacturer's system: VCU, ACP3, AMP, AOS, RDCM, EBCM, BCM, SRR, LRR, PFCM, PTM: VCU, ACP3, AMP, AOS, RDCM, EBCM, BCM, SRR, LRR, PFCM, PTM

## NHTSA's summary

• 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. • Fixes to help ensure responsiveness for the driver display and rear view camera. • Fixes to help ensure proper Super Cruise lane change functionality. • Improvements to the performance of Bose AudioPilot to better counteract road and ambient noise. • Your towing experience is improving by preventing enabling King Crab mode when a trailer is attached. • When towing a trailer, you will now experience less trailer sway. • This update will help prevent One\-Pedal Driving from deactivating after you remote start your vehicle. • Fixes to help ensure successful vehicle software updates. • Improvements to performance for under\-hood storage opening. • Fixes to help ensure the swing gate opens and closes properly. • Fixes to help ensure proper functionality of Forward Collision Alert and availability of driver assistance features.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11031768-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11031768-9999.pdf)

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

## Vehicles listed

- 2026 GMC HUMMER EV PICKUP
- 2026 GMC HUMMER EV SUV

JSON: [/v1/bulletins/11031768](/v1/bulletins/11031768)

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