Flash: Radio Frequency Hub Module (RFHM) Updates
Ram technical service bulletin 08-140-26 REV. A for 2025 Ram 1500.
- Bulletin number
- 08-140-26 REV. A
- Component
- Electrical system
- Summary
- Flash: Radio Frequency Hub Module (RFHM) Updates Customer may experience one or more of the following: SYMPTOM: ● Excessive Ignition Off Draw (IOD) on 12v vehicle battery if keys are left within proximity range. (NA vehicles only). ● RFHM software update fails when attempting to perform a flash. ● Low vehicle battery. ● Key fob is inoperable. ● Proximity is inoperable. This bulletin involves inspecting and possibly reprogramming the RFHM module with the latest available software.
Owners of these vehicles have filed 201 complaints in the electrical category.
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