RAM 3500 2024 — technical service bulletin
Bulletin 18-036-26 · NHTSA communication 11030013 · issued Mar 7, 2026
Technical service bulletin
communication type
Electrical System
component
2024
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P208B-00 - Reductant Pump 1 Control Performance. ● P0128-00 - Thermostat Rationality. This bulletin involves 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.