WenmarOpen by Wenmar Pro

Service bulletins for the 2016 Ram 4500

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

384 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
08-057-162016-07-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUBJECT: RA3 RA4 Radio Enhancements OVERVIEW: This bulletin involves inspecting and, if required, updating the radio software. SYMPTOM/CONDITION: A small number of customers may experience one or more of the following: • Navigation failed message is displayed. • Clock not automatically updating to local time. • Poor or no connection to cellular network. • HVAC temperature out of sync with radio display (KL vehicles). • Display goes blank/black. • Radio locks up. • Some Uconnect App remote commands do not execute with the vehicle.
08-050-162016-07-14. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM. SUBJECT: Headlamps May Be Out Of Adjustment Or Alignment. OVERVIEW: This bulletin involves adjusting the headlamps to specified alignment. SYMPTOM/CONDITION: The customer may describe that the headlamps are out of alignment or oncoming vehicles are flashing their bright lights at them.
08-044-162016-07-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SUBJECT: Flash: Radio Frequency Hub Module (RFHM) Enhancement SYMPTOM/CONDITION: Customers may describe the instrument cluster is illuminating by itself after the ignition has been off for an extended period of time (10 minutes or more).
08-057-162016-07-07. Service bulletin. ELECTRICAL SYSTEM. SUBJECT: RA3 RA4 Radio Enhancements OVERVIEW: This bulletin involves inspecting and, if required, updating the radio software. SYMPTOM/CONDITION: A small number of customers may experience one or more of the following: • Navigation failed message is displayed. • Clock not automatically updating to local time. • Poor or no connection to cellular network. • HVAC temperature out of sync with radio display (KL vehicles). • Display goes blank/black. • Radio locks up. • Some Uconnect App remote commands do not execute with the vehicle.
08-050-162016-07-07. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. SUBJECT: Headlamps May Be Out Of Adjustment Or Alignment. OVERVIEW: This bulletin involves adjusting the headlamps to specified alignment. SYMPTOM/CONDITION: The customer may describe that the headlamps are out of alignment or oncoming vehicles are flashing their bright lights at them.
08-044-162016-07-07. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SUBJECT: Flash: Radio Frequency Hub Module (RFHM) Enhancement SYMPTOM/CONDITION: Customers may describe the instrument cluster is illuminating by itself after the ignition has been off for an extended period of time (10 minutes or more).
18-080-152016-06-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
18-039-162016-06-22. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-026-13REV.B2016-04-12. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.