Certain vehicles, may have a condition in which the Telematic Control Module may enter an unrecoverable state
Chevrolet technical service bulletin N262547330 for 2025-2026 Chevrolet Equinox, 2025-2026 GMC Acadia and 2025-2026 Chevrolet Traverse and others.
- Bulletin number
- N262547330 (N262547330)
- Component
- Unknown or other
- Summary
- Certain vehicles, may have a condition in which the Telematic Control Module may enter an unrecoverable state. Dealers are to reprogram the Telematic Control Module. Important: The module may be several software versions behind and could take multiple programming events to bring it to the latest software level (The same calibration screen MUST be displayed to validate the module has been programmed to the latest level). 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
- Chevrolet Equinox 2025-2026 20252026
- GMC Acadia 2025-2026 20252026
- Chevrolet Traverse 2025-2026 20252026
- GMC Terrain 2025-2026 20252026
- Buick Enclave 2025-2026 20252026
- Chevrolet Equinox EV 2024-2026 202420252026
- Cadillac Lyriq 2024-2026 202420252026
- Cadillac CT5 2025-2026 20252026
- Cadillac XT4 2024-2025 20242025
- Chevrolet Blazer EV 2024-2026 202420252026
- Chevrolet Silverado EV 2025-2026 20252026
- Cadillac Vistiq 2026 2026
- Cadillac Optiq 2025-2026 20252026
- GMC Sierra EV 2025-2026 20252026
- Chevrolet Corvette Convertible 2026 2026
- Chevrolet Corvette Coupe 2026 2026
- Cadillac Celestiq 2025 2025
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