•Improvements to battery health diagnostics
Cadillac technical service bulletin 653.30 for 2026 Cadillac Vistiq.
- Bulletin number
- 653.30 (653.30)
- Component
- Unknown or other
- Summary
- •Improvements to battery health diagnostics. •Fixes for efficiency when using fast charging stations. •Improvements to reliability for climate control and charging. •Improvements to the accuracy of efficiency values. •Improvements to shifting. •Fixes to protect battery health and adjust charge limits. 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
- Cadillac Vistiq 2026 2026
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