Chevrolet Silverado 1500 2019 — technical service bulletin
Bulletin PIP6114 · NHTSA communication 11032950 · issued May 19, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2019
model years
6
vehicle entries
Official summary
This document restricts dealers from ordering an engine assembly. The technician must contact GM Technical Assistance to have diagnostics verified and that an engine assembly is needed.
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.