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Service bulletins for the 2021 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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Glass, wipers and mirrors are shown. Show all

Bulletins, newest first
S1723000001RevC2022-09-26. Service bulletin. VISIBILITY. Left Hand Drivers Side Mirror Takes Longer to Defrost Or Clear Than Right Side Passenger
S1924000019RevB2022-09-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Customer Indicates That Temperature Varies From Side To Side Being Colder On One Side Compared To The Other.
S21240000042022-09-26. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. A/C does not cool and vehicle is low on Freon charge but no leak is found with sniffer or black light anywhere in the system
90040172022-09-26. Service bulletin. BACK OVER PREVENTION; VISIBILITY:REARVIEW MIRRORS/DEVICES. CAMERA, Rear View For concerns of back up camera flicker/blank/blue/black screen or camera inop, please ensure Radio is at latest software level. After update, system requires three sleep cycles to function properly. Please verify camera LVDS- Low-Voltage Differential Signaling cable connection at camera and radio head unit. Also verify harness connection between high mounted stop lamp and body harness for bent pins or loose connection at XY310A, XY485A inlines. Please create and send a copy of the vehicle scan report and specify radio SW version and radio head unit ID toFCA Redacted Content or call FCA Redacted Content for any additional questions or assistance needed. If no response in 15 minutes, proceed with repair. Please be sure to attach a copy of the Vehicle Scan Report on the repair order.
S2108000003 Rev.2022-07-18. Service bulletin. WHEELS; LANE DEPARTURE; STEERING; TRAILER HITCHES; VISIBILITY. Cluster Displays Blind Spot Alert Off Incompatible Trailer Message, Left Steering Wheel Switches Do Not Allow Update Or Change
S21080000032022-07-18. Service bulletin. VISIBILITY; EQUIPMENT ADAPTIVE/MOBILITY; WHEELS; STEERING; ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS. Cluster Displays Blind Spot Alert Off Incompatible Trailer Message, Left Steering Wheel Switches Do Not Allow Update Or Change
90043422022-07-18. Service bulletin. EQUIPMENT; VISIBILITY:WINDSHIELD. WINDSHIELD Windshield cracked or blemish. When customer comes in for a cracked windshield, please note the location of crack and take pictures before repair. Please send pictures to FCA Redacted Content or load to the warranty claims system.
S17230000012022-05-31. Service bulletin. VISIBILITY. Left Hand Drivers Side Mirror Takes Longer to Defrost Or Clear Than Right Side Passenger
S21230000412022-05-31. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Wind Or Whistle Noise From Sunroof And Or Rear Cab
754462022-05-31. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. GLASS - SUNROOF
S21230000412021-06-28. Service bulletin. VISIBILITY. Wind Or Whistle Noise From Sunroof And Or Rear Cab
08-029-21 REV. A2021-04-26. Service bulletin. VEHICLE SPEED CONTROL; AIR BAGS; VISIBILITY; ELECTRICAL SYSTEM. Door Control Module Window Inoperative This bulletin involves replacing one or both of the door modules. Technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: B18BA-12 - Window Control - Circuit Short to Battery B18BA-13 - Window Control - Circuit Open In addition the customer may notice one or more of the following: Driver and/or passenger windows stop working. If the window switch is held in the up position for at least two seconds,the obstruction auto-down function may not work. Windows may go up slower than expected.
S1723000001 Rev.2021-04-26. Service bulletin. VISIBILITY. Left Hand Drivers Side Mirror Takes Longer to Defrost Or Clear Than Right Side Passenger
S2008000182 Rev.2021-03-01. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY. Driver Or Passenger Power Windows Do Not Go Up Or Down
S20080001822021-03-01. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY. Driver Or Passenger Power Windows Do Not Go Up Or Down
90043342021-03-01. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Power Window Regulator or Motor Owners may complain that the Driver and or Passenger Windows are inoperative. Technician may find DTC?s B18BA-12 - Window Control - Circuit Short to Battery, B18BA-13 - Window Control - Circuit Open (stored or active). Replace the DDM or PDM per detailed repair information in Service Library or reference Star Online Publlication S2008000182. Replacing regulators or motors will not correct this issue.
90043422021-02-16. Service bulletin. VISIBILITY. WINDSHIELD Windshield cracked or blemish. When customer comes in for a cracked windshield, please note the location of crack and take pictures before repair. Please send pictures to FCA Redacted Content or load to the warranty claims system.

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