Chevrolet Silverado 2500 2024 — technical service bulletin
Bulletin 24-NA-211 · NHTSA communication 11010466 · issued Oct 3, 2024
Technical service bulletin
communication type
Power Train
component
2024
model years
4
vehicle entries
Official summary
This service bulletin provides a procedure to update the TCM to correct a customer concern of a harsh 7-8 Upshift.
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.