Chevrolet Tahoe 2025 — technical service bulletin
Bulletin PIT6388 · NHTSA communication 11018643 · issued May 19, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
1
vehicle entries
Official summary
This Preliminary information communicates information on Reprogramming the BCM and how to place the key fob during Immobilizer learn due to the immobilizer coil being relocated.
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.