RAM 3500 2016 — technical service bulletin
Bulletin 21-005-16 · NHTSA communication 10121914 · issued Jan 8, 2016
Technical service bulletin
communication type
Power Train
component
2016
model years
2
vehicle entries
Official summary
Flash: Transmission Shift And Drivability Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience one or more of the following conditions: · A harsh 1-2 upshift. · Excessive gear shifting.
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.