• The head-up display will now be less likely to experience any loss of image
Cadillac technical service bulletin 661.10 for 2026 Cadillac Lyriq.
- Bulletin number
- 661.10 (661.10)
- Component
- Unknown or other
- Summary
- • The head-up display will now be less likely to experience any loss of image. • Fixes to help ensure successful vehicle software updates. • Improvements to the performance of electric vehicle sound enhancement. • Fixes to help prevent loss of functionality for Dolby Atmos. • Fixes to ensure proper audio options display in menu.
Vehicles covered
- Cadillac Lyriq 2026 2026
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