RAM 2500 2019–2021 — technical service bulletin

Bulletin S2124000017 Rev. · NHTSA communication 10204356 · issued Nov 23, 2021

Technical service bulletin

communication type

Unknown OR Other

component

2019–2021

model years

vehicle entries

Official summary

Customer Indicates No Air Flow To Rear Seats

Vehicles covered

2019 RAM 2500
2020 RAM 2500
2021 RAM 2500
2019 RAM 3500
2020 RAM 3500
2021 RAM 3500

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.