RAM 1500 2025 — technical service bulletin
Bulletin S2508000042 REV.B · NHTSA communication 11021573 · issued Jul 29, 2025
Technical service bulletin
communication type
Electrical System
component
2025
model years
5
vehicle entries
Official summary
Instrument Panel Cluster (IPC) Erroneous Message at Start Up, “Warning Light Illumination Unavailable Service Required”
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.