Chevrolet Silverado 1500 2022–2023 — technical service bulletin
Bulletin PIT5903A · NHTSA communication 10226391 · issued Oct 20, 2022
Technical service bulletin
communication type
Vehicle Speed Control
component
2022–2023
model years
11
vehicle entries
Official summary
This Preliminary information communicates to General Motors dealers some helpful steps to diagnose the speed limit showing dashes concern.
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.