• Fixes to help ensure proper functionality for Brake Assist
Chevrolet technical service bulletin 654.10 for 2026 Chevrolet Tahoe, 2026 GMC Yukon and 2026 GMC Yukon XL and others.
- Bulletin number
- 654.10 (654.10)
- Component
- Unknown or other
- Summary
- • Fixes to help ensure proper functionality for Brake Assist. • Fixes to help ensure successful vehicle software updates. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
Vehicles covered
- Chevrolet Tahoe 2026 2026
- GMC Yukon 2026 2026
- GMC Yukon XL 2026 2026
- Cadillac Escalade 2026 2026
- Chevrolet Suburban 1500 2026 2026
- Cadillac Escalade ESV 2026 2026
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