Chevrolet Silverado 2500 2024 — technical service bulletin
Bulletin PIT6285A · NHTSA communication 11011356 · issued Nov 25, 2024
Technical service bulletin
communication type
Unknown OR Other
component
2024
model years
5
vehicle entries
Official summary
This Preliminary information communicates information informing dealers that replacment PSCM P/N 86554464 stock has been reworked to prevent the SPS programming failure.
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.