Unknown or other
Chevrolet technical service bulletin PIT6549 for 2024-2026 Chevrolet Silverado 1500, 2024-2026 Chevrolet Tahoe and 2024-2026 GMC Sierra 1500 and others.
- Bulletin number
- PIT6549
- Component
- Unknown or other
- Summary
- This preliminary information communicates an issue with a service column lock message and DTC U3000. Engineering is working on the issue and in the meantime dealerships are to reset/clear the DTC and perform four sleep cycles to verify the DTC does not return.
Vehicles covered
- Chevrolet Silverado 1500 2024-2026 202420252026
- Chevrolet Tahoe 2024-2026 202420252026
- GMC Sierra 1500 2024-2026 202420252026
- GMC Yukon 2025-2026 20252026
- Chevrolet Silverado 2500 2024-2026 202420252026
- GMC Yukon XL 2025-2026 20252026
- GMC Sierra 2500 2024-2026 202420252026
- Cadillac Escalade 2025-2026 20252026
- Chevrolet Suburban 1500 2024-2026 202420252026
- Chevrolet Silverado 3500 2024-2026 202420252026
- GMC Sierra 3500 2024-2026 202420252026
- Cadillac Escalade ESV 2025-2026 20252026
- Cadillac Escalade Iq 2025-2026 20252026
- Cadillac Escalade Iql 2026 2026
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