Chevrolet Silverado 1500 2019–2024 — technical service bulletin
Bulletin PIP5847B · NHTSA communication 10247363 · issued Nov 17, 2023
Technical service bulletin
communication type
Back Over Prevention
component
2019–2024
model years
12
vehicle entries
Official summary
This Preliminary information communicates the possibility of a misfire or rough running concern and abnormal engine noise due to excessive wear in exhaust roller follower axle pin.
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.