Chevrolet Silverado 1500 2019–2023 — technical service bulletin
Bulletin PIT5750C · NHTSA communication 10234221 · issued Mar 15, 2023
Technical service bulletin
communication type
Equipment
component
2019–2023
model years
12
vehicle entries
Official summary
This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus.
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.