RAM 2500 2025 — technical service bulletin
Bulletin 18-065-26 · NHTSA communication 11034367 · issued Jun 27, 2026
Technical service bulletin
communication type
Electrical System
component
2025
model years
2
vehicle entries
Official summary
Not applicable to vehicles built for US market. SA Market Only - Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0088-00 - Fuel Rail Pressure Too High - Bank 1. Customers may also comment on the following: ● Vehicle enters into limp home mode / exhibits a loss of power This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
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.