Chevrolet Silverado 2500 2024–2025 — technical service bulletin
Bulletin 25-NA-058 · NHTSA communication 11016966 · issued Mar 12, 2025
Technical service bulletin
communication type
Engine
component
2024–2025
model years
8
vehicle entries
Official summary
This technical bulletin provides a procedure for rattle and/or hissing type noise heard under the hood.
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.