RAM 2500 2022–2023 — technical service bulletin
Bulletin 85136 · NHTSA communication 10229515 · issued Aug 5, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2022–2023
model years
8
vehicle entries
Official summary
Warranty Bulletin D-22-07 Parts Order Restriction Program - Engine Control Module (ECM) - Select 2022 and 2023 Ram 2500 Pickup (DJ), 2022 and 2023 Ram 3500 Pickup (D2), 2022 and 2023 Ram 3500 Cab Chassis (DD) and 2022 and 2023 4500/5500 Ram Cab Chassis (DP) (Rev. A)
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.