WenmarOpen by Wenmar Pro

Service bulletins for the 2016 Ram 3500

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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
18-081-162017-11-03. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set: · **P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance.** · P0456 - EVAP System Small Leak.
18-082-162017-11-03. Service bulletin. SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM; POWER TRAIN. Flash: 6.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTCs: · **P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance.** · P0456 - EVAP System Small Leak. · P3402 - Cylinder 1 Deactivation Control Performance. · P3426 - Cylinder 4 Deactivation Control Performance. · P3442 - Cylinder 6 Deactivation Control Performance. · P3450 - Cylinder 7 Deactivation Control Performance. · P2610 - PCM Internal Engine Off Timer Performance set in the PCM memory. In addition to the DTCs listed above, the software update will improve: · **Correct an issue related to rounding of the cruise control set speed displayed in the cluster. · Brake Throttle Override calibration has changed to be less sensitive. · Throttle Body supplier change has caused a widening of the minimum and maximum voltage limits · Correct a software issue with oil pressure light function at key-up. · Correct a software issue related to idle timer. · Correct a software issue with inconsistent engine RPM increments/decrements with operator idle speed.(DD/DF/DP ONLY).** · Improved Cruise Control Acceleration mode. · Improved Multi Displacement System operation 6-Speed Automatic 66RFE transmission (Sales Code DFP). · Multi Displacement System function improved while in PTO stationary mode. 6-Speed Auto Aisin AS66RC transmission (Sales Code DF3). · Potential small improvement in fuel economy at higher altitudes. · Potential improvement in high altitude engine idle RPM stability. · EGR monitor status function.
21-025-162017-11-03. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. Transmission Torque Converter Replacement After Drone Noise Verification This bulletin involves test driving the vehicle to listen for audible ?drone? noise at approximately 2,000 RPM. If drone noise is verified, normal torque converter replacement should be performed. The customer may describe a ?heavy droning noise? coming from the vehicle at an engine speed range of 1,800 RPM to 2,000 RPM with mid to deep throttle applied.
21-005-16 REV. A2017-10-21. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Shift And Drivability Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience one or more of the following conditions: · A harsh 1-2 upshift. · Excessive gear shifting.
21-027-162017-07-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. "Transmission Torque Converter Replacement Due To Dislodged Snap Ring This bulletin involves replacing the torque converter after verifying that an internal snap ring has dislodged. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) set in the Transmission Control Module (TCM) memory: · P2757-00 - TCC Pressure Control Solenoid Control Circuit Performance."
RL300150A$2016-09-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "AS69RC TRANSMISSION FOR DD, DF, AND DP MODELS ONLY; CODE P2757 – TCC PRESSURE CONTROL SOLENOID CONTROL CIRCUIT PERFORMANCE~ TRANSMISSION PART NUMBERS: RL300150AA [4X4], OR RL300149AA [4X2 LHS PTO], RL300152AB 4X2 RHS PTO]~ IF YOU ARE ORDERING AN AISIN TRANSMISSION AS69RC [SALES CODE DF2] FOR REPLACEMENT DUE TO CODE P2757 PRESENT [FOR 2016MY ONLY] WITH THE FOLLOWING SYMPTOMS:~ 1. CODE P2757 WITH MIL ON [CHECK ENGINE LIGHT ON]~ 2. HARNESS CHECK IS GOOD~ 3. VEHICLE BUILD DATES ARE FROM 10/15/2015 TO 4/17/2016~ 4. LOW MILES - APPROXIMATELY BELOW 1500 MILES.~ SUGGESTED REPAIR ACTIONS:~ 1. CLEAR THE CODE AND TEST DRIVE WITH LIGHT THROTTLE ATTEMPTING TO ENGAGE TORQUE CONVERTER LOCK UP. THE CODE P2757 WILL SET, IF TORQUE CONVERTER LOCK UP FAILS.~ 2. IF THE CODE P2757 RETURNS: REPLACE TORQUE CONVERTER [PART NUMBER RL335702AA] ONLY.~ 3. RETURN THE SUSPECT TORQUE CONVERTER TO FCA FOR REVIEW. [FOLLOW PART RETENTION PROCESS]"
68206041A$2016-09-15. Service bulletin. POWER TRAIN:DRIVELINE:CENTER SUPPORT BEARING; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. "FAN SUPPORT ASSEMBLY, FAN SUPPORT BEARING, FAN PULLEY IF YOU ARE REPLACING THIS PART DUE TO FAN HUB BEARING FAILURE, PLEASE ALSO REPLACE THE FAN CLUTCH ASSEMBLY USING CURRENT MOPAR STOCK (PART NUMBER 52014729A$).~ ONCE INSTALLED, CONTACT CHRISTINE DONEGAN AT (866) 799-1692 EXT 1257 TO INITIATE A FAST TRACK REQUEST FOR THE RETURN OF THE PARTS FOR ANALYSIS."

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