Chevrolet Silverado 2500 2024 — technical service bulletin
Bulletin 23-NA-113 · NHTSA communication 10239122 · issued Jun 28, 2023
Technical service bulletin
communication type
Electrical System
component
2024
model years
4
vehicle entries
Official summary
This informational bulletin advises the tech that the customers concern of a trailer brake disabled may be caused from the trailer itself and engineering is looking into a repair.
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.