Chevrolet Silverado 2500 2024–2026 — technical service bulletin
Bulletin PIP6105 · NHTSA communication 11030351 · issued Mar 23, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2024–2026
model years
12
vehicle entries
Official summary
This Preliminary Information (PI) relays to dealer technicians to replace the powertrain control relay in the under hood fuse relay center.
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.