Cadillac Lyriq 2024 — technical service bulletin
Bulletin 653.30 · NHTSA communication 11023432 · issued Sep 19, 2025
Technical service bulletin
communication type
Unknown / Other
component
2024
model years
1
vehicle entries
Official summary
•Improvements to the performance of One-Pedal Driving •Improvements to propulsion and acceleration. •Fixes for vehicle diagnostics. •Improvements to the accuracy of propulsion messaging. •Improvements to vehicle safety features. 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
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.