RAM 2500 2025 — technical service bulletin
Bulletin S2508000059 · NHTSA communication 11028898 · issued Feb 12, 2026
Technical service bulletin
communication type
Electrical System
component
2025
model years
4
vehicle entries
Official summary
wiTECH Does Not Connect To The Vehicle. No Power At OBD II Port
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.