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October 26, 2026 Over-the-air update

• Fixes to help ensure start reliability and prevent battery drain • Improved charging performance and...

Cadillac technical service bulletin Cabin & Driving 2026.3 for 2026 Cadillac Vistiq.

Bulletin number
Cabin & Driving 2026.3 (Cabin & Driving 2026.3)
Component
Unknown or other
Summary
• Fixes to help ensure start reliability and prevent battery drain • Improved charging performance and messages • Enhanced charge-port power-door operation • Improved cabin-heating reliability • Updates to Lane Centering Assistance alerts • Improvements to steering system performance • Better vehicle software update reliability

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