Chevrolet Silverado 1500 2019–2024 — technical service bulletin
Bulletin 19-NA-257 · NHTSA communication 10240184 · issued Jul 27, 2023
Technical service bulletin
communication type
Structure
component
2019–2024
model years
12
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment.
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.