Chevrolet Silverado 1500 2022–2023 — technical service bulletin
Bulletin PIE0737B · NHTSA communication 10233372 · issued Mar 10, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2022–2023
model years
4
vehicle entries
Official summary
This engineering information (EI) closure ends the need for further information from technicians in regards to the Check Engine Lamp Illuminated on the Driver Information Center (DIC).
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.