Chevrolet Silverado 2017–2018 — technical service bulletin
Bulletin PIP5565 · NHTSA communication 10137525 · issued Apr 27, 2018
Technical service bulletin
communication type
Equipment
component
2017–2018
model years
4
vehicle entries
Official summary
This Preliminary information communicates that GM engineering is investigating the root cause of DTC P140B setting.
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.