Cadillac Escalade 2025 — technical service bulletin
Bulletin 654.40 · NHTSA communication 11026851 · issued Dec 12, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
6
vehicle entries
Official summary
• Fixes to help protect battery health. • Improvements to traction while driving on difficult terrain and using Four-Wheel Drive Low. 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.