• Fixes to help protect battery life
Chevrolet technical service bulletin 661.30 for 2025 Chevrolet Tahoe, 2025 GMC Yukon and 2025 GMC Yukon XL and others.
- Bulletin number
- 661.30 (661.30)
- Component
- Unknown or other
- Summary
- • Fixes to help protect battery life. • Improvements to provide more accurate speed limit detection on the driver’s display. • Improvements to the availability of driver assistance features and fewer notifications or warnings. • Fixes to help ensure driver assistance features remain functional when the windshield freezes.
Vehicles covered
- Chevrolet Tahoe 2025 2025
- GMC Yukon 2025 2025
- GMC Yukon XL 2025 2025
- Cadillac Escalade 2025 2025
- Chevrolet Suburban 1500 2025 2025
- Cadillac Escalade ESV 2025 2025
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