Cadillac XT4 2025 — service campaign
Bulletin N252494220 · NHTSA communication 11019781 · issued Jun 26, 2025
Service campaign
communication type
Service Brakes
component
2025
model years
4
vehicle entries
Official summary
Service Update. Certain vehicles listed above may have a condition in which braking performance is reduced, vehicle top speed is limited, and MIL notification is provided to the customer. Dealers are to replace the brake master cylinder assembly.
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.