WenmarOpen by Wenmar Pro

Service bulletins for the 2021 Ram 1500

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.

1129 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
S22080001132023-01-09. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. No Start, DTC P0615 Starter Control Circuit Open
08072222023-01-09. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL; STRUCTURE; SEATS. Race Cool Down Feature Inoperative This bulletin involves installing a hood latch, adding a hood latch switch jumper harness and a Body Control Module (BCM) Reconfiguration. Customers may experience: The ?Race Cool Down? feature does not work.One of the inputs the vehicle looks at for this feature to work properly, is the hood closed status. If the vehicle was built without remote start, the hood latch will not have a close switch in the latch. No Diagnostic Trouble Codes (DTCs) will set for this issue.
23014222023-01-09. Service bulletin. PARKING BRAKE; BACK OVER PREVENTION. Driver Side Seat incorrect fasteners This bulletin involves inspecting and if necessary replacing the driver?s side seattrack bolts. The customer may describe that the driver's side seat feels loose when adjusting and makes a rattling/clunk noise over bumps.
Y812023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, DIESEL. Emissions Recall Y81 Diesel Exhaust Fluid Inducement
S22080000822023-01-09. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Service 4WD Message Is Displayed In The Instrument Cluster
S21180000152023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P0403 ? EGR Control Circuit Open, Set.
S22080000802023-01-09. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM. Ambient Air Temperature Missing, MIL Lamp On, DTC P0070-15 Ambient Air Temperature Sensor Circuit-Circuit Short to Battery or Open; P0073 Ambient Air Temperature Sensor Circuit High
S22230000262023-01-09. Service bulletin. BACK OVER PREVENTION. Front Tire Rub On Fender Liner Splash Shield
S22080000732023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting
S22080000112023-01-09. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:CABLE/CORD:ACCESSORY; EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE. Wireless Qi Charger Not Charging
S17080001182023-01-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off
S22080000682023-01-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. ?Device Not Supported? Message on the radio screen
S22090000022023-01-09. Service bulletin. ENGINE. Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. When performing diagnosis, an internal engine concern may be suspected.
S20230000372023-01-09. Service bulletin. BACK OVER PREVENTION. Wind Whistle Noise From Dash A Pillar Area While Driving
S21230000592023-01-09. Service bulletin. AIR BAGS. Water Leak At Headliner Near Driver Microphone
S22080000582023-01-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. AUX Switch ?Recall Last State?, ?Latching? or ?Momentary? Functions Are Not Remembered
90045102023-01-09. Service bulletin. SEATS. FRAME, Front Seat Cushion If replacing this for a power seat does not move, refer to STAR parts section 050 - Interior Trim 905.02 - Adjusters, Recliners, Shields and Risors - Drivers Seat, Power Seat Motors The motors are available separately from the frame Assembly
90045052023-01-09. Service bulletin. STRUCTURE; EQUIPMENT:ELECTRICAL. Lithium Ion Batteries Beginning April 1, 2022, a $5,000 penalty will be assessed to dealers who return any visually damaged battery to the supplier. Improper handling of damaged lithium ion batteries can cause property damage, serious injury or even death. Exemptions will not be made for any dealer who fails to follow the appropriate handling process. To read the DCMail communication, go to DealerCONNECT > DCMail (ID: 81758) For details on recyclers, please visit the Mopar Dealer Site Lithium Ion Battery Handling page: https://www.dealers-mopar.com/moparone/retail/programs/battery-program/lithium-ion.jsp
90045032023-01-09. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ELECTRICAL SYSTEM; SUSPENSION. SWITCH, Instrument Panel (Air Suspension Switch) Suspension Switch INOP, after diagnosis do not swap the switch. Engineering needs to review the vehicle before any fix. Please contact FCA Redacted Content with the VIN number and contact name/phone if you are located in Detroit Metro area only. If no response in 15 minutes, proceed with repair.
90044932023-01-09. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. RAIL, Fuel Prior to replacing this compoenent, please contact one of the following prior to disassembly: FCA Redacted Content If no response in 15 minutes, proceed with repair.
07003222022-12-19. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Coolant Charge Air Cooler Pump Associated To Low Coolant Level or Diagnostic Trouble Codes
02004222022-12-19. Service bulletin. STRUCTURE:BODY; STRUCTURE: UNDERRIDE. Vehicle Leans To The Left
Z09Rev12022-12-19. Service bulletin. AIR BAGS:FRONTAL:DRIVER SIDE:CUSHION; AIR BAGS; SEATS:CRITICAL FASTENERS. Customer Satisfaction Notification Z09 Driver Side Seat Incorrect Fasteners
Z092022-12-19. Service bulletin. AIR BAGS:FRONTAL:DRIVER SIDE:CUSHION; SEATS:CRITICAL FASTENERS; AIR BAGS. Customer Satisfaction Notification Z09 Driver Side Seat Incorrect Fasteners
S22080000942022-12-19. Service bulletin. BACK OVER PREVENTION. Backup Camera Inoperative. Terminal Pushout Of Camera Coax Cables At The TRSCM

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