Condition in which the Vehicle Leveling Module (VLM) may enter a faulted state during normal vehicle...
GMC technical service bulletin N262559120 for 2026 GMC Hummer EV SUV and 2026 GMC Hummer EV Pickup.
- Bulletin number
- N262559120
- Component
- Unknown or other
- Summary
- Certain vehicles listed above may have a condition in which the Vehicle Leveling Module (VLM) may enter a faulted state during normal vehicle operation due to a software calibration issue. Dealers will reprogram the Vehicle Leveling Module (VLM). Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
Vehicles covered
- GMC Hummer EV SUV 2026 2026
- GMC Hummer EV Pickup 2026 2026
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