Chevrolet Silverado 1500 2019–2020 — technical service bulletin
Bulletin PIE0562A · NHTSA communication 10179529 · issued Jul 15, 2020
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
10
vehicle entries
Official summary
This engineering information (EI) revision ends the need for information from the field regarding Check Trailer Message on Drivers Information Center (DIC) and/or F74, F82 Fuses Blown.
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.