Chevrolet 3500 2022–2024 — technical service bulletin
Bulletin PIT6090 · NHTSA communication 10247367 · issued Nov 21, 2023
Technical service bulletin
communication type
Equipment
component
2022–2024
model years
3
vehicle entries
Official summary
This Preliminary information communicates a diagnostic tip to inform dealership technician that a Y cable is needed for the scan tool to be able to communicate with the ABS module.
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.