Chevrolet Silverado 1500 2022–2025 — technical service bulletin
Bulletin 661.10 · NHTSA communication 11030533 · issued Mar 28, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2022–2025
model years
8
vehicle entries
Official summary
• Fixes to help prevent false Service Driver Assist System messages. • Improvements to connectivity for OnStar.
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.