Chevrolet Silverado 2017 — technical service bulletin
Bulletin 17NA171 · NHTSA communication 10159594 · issued Sep 29, 2017
Technical service bulletin
communication type
Engine
component
2017
model years
2
vehicle entries
Official summary
This technical bulletin provides a procedure to reprogram the ECM and TCM to the latest calibrations to correct the concerns.
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.