# Over\-the\-air update 662.10

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: 11034935
- Published by NHTSA: 2026\-07\-08
- Manufacturer's number: 662.10
- Manufacturer's date: 2026\-06\-17
- Campaign id or software version: 662.10
- NHTSA component: UNKNOWN OR OTHER
- Manufacturer's system: RDCM, IPC, CGM: RDCM \(Rear Driver Control Module\), IPC \(Instrument Panel Cluster\), CGM\-GTW \(Communication Gateway Module\)

## NHTSA's summary

• This update enables functionality for King Crab mode. • King Crab mode provides enhanced rear steering for off\-road use • To enable this feature, press and hold the right four\-wheel steering button on the Drive Mode selector for five seconds • For more information, refer to the Driving and Operating section in the owner's manual

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034935-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034935-9999.pdf)

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

## Vehicles listed

- 2024 GMC HUMMER EV PICKUP
- 2024 GMC HUMMER EV SUV

JSON: [/v1/bulletins/11034935](/v1/bulletins/11034935)

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