RAM 3500 2019–2021 — technical service bulletin

Bulletin Y17 · NHTSA communication 10230089 · issued May 18, 2021

Technical service bulletin

communication type

Power Train

component

2019–2021

model years

vehicle entries

Official summary

Customer Satisfaction Notification Y17 Transmission Software Update

Vehicles covered

2019 RAM 3500
2020 RAM 3500
2021 RAM 3500
2019 RAM 5500
2020 RAM 5500
2021 RAM 5500

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.