Chevrolet Silverado 1500 2024–2025 — technical service bulletin
Bulletin 24-NA-230 · NHTSA communication 11010906 · issued Oct 17, 2024
Technical service bulletin
communication type
Power Train
component
2024–2025
model years
4
vehicle entries
Official summary
This informational bulletin advises the tech to look at a possible valve body control and to use DTC P2818 as a diag route to help verify the customers concern.
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.