Chevrolet Silverado 2500 2024–2025 — technical service bulletin
Bulletin PIP6020A · NHTSA communication 11011483 · issued Oct 29, 2024
Technical service bulletin
communication type
Engine
component
2024–2025
model years
8
vehicle entries
Official summary
This Preliminary information communicates to the dealer technician that DTC P244B may set due to water in the differential pressure sensor after a car wash. It relays that the concern is under investigation.
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.