Ram 1500 Service Bulletins (2021)

1,126 manufacturer communications on file.

• July 30, 2022•Document ID: 10230349

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  0814422

  Date Added:

  January 17, 2023

  Manufacturer:

  RAM

  Summary

  Flash: Drivetrain Control Module (DTCM) Diagnostic and System Improvements This bulletin involves reprogramming the DTCM with the latest available software. The technician may find one or more of the following DTCs: C1415-92 - Transfer Case Motor Current-Performance or Incorrect Operation. U1440 - Implausible Transfer Case Ratio High Received. U0403-00 - Implausible Data Received From T-case. C1403-92 - Transfer Case Range Position Sensor-Performance Or Incorrect Operation(2019-2020 Vehicles Only). If only DTC C1403 is present, follow normal diagnostic procedures before updating the DTCM. In addition the customer may describe one or more of the following:Traction Control System light is illuminated. A driveline bump can be heard/felt occasionally when the driver is steady on the throttle at about 20-30% on a flat road while in 4WD AUTO(2019-2020 Vehicles Only). An excessive electric motor clicking sound from the middle of the vehicle/transfer case area, when on and off the throttle(2019-2020 Vehicles Only). An excessive electric motor clicking sound with steering wheel movement, most notable in parking lot or low speed maneuvering(2019-2020 Vehicles Only). A ?Service 4WD? message/fault without commanding a transfer case shift(2019-2020 Vehicles Only).If only the ?Service 4WD? message/fault is displayed in the Instrument Panel Cluster (IPC) and no other symptom/conditions are present, follow normal diagnostic procedures before updating the DTCM(2019-2020 Vehicles Only). The blinking of the ?4WD Low? and ?4WD High? indicator lights at the same time, on the transfer case selector switch.If both 4WD indicator lights on the transfer case selector switch are blinking and no other symptom/conditions are present, follow normal diagnostic procedures before updating the DTCM(2019-2020 Vehicles Only). During highway/freeway speeds, a bump in the driveline may be felt. This could also be described as a harsh transmission shift(2019-2020 Vehicles Only).

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10230349-0001.pdf↗
• July 30, 2022•Document ID: 10223813

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  0814422

  Date Added:

  October 17, 2022

  Manufacturer:

  RAM

  Summary

  Flash: Drivetrain Control Module (DTCM) Diagnostic and System Improvements This bulletin involves reprogramming the DTCM with the latest available software. The technician may find one or more of the following DTCs: C1415-92 - Transfer Case Motor Current-Performance or Incorrect Operation. U1440 - Implausible Transfer Case Ratio High Received. U0403-00 - Implausible Data Received From T-case. C1403-92 - Transfer Case Range Position Sensor-Performance Or Incorrect Operation(2019-2020 Vehicles Only). If only DTC C1403 is present, follow normal diagnostic procedures before updating the DTCM. In addition the customer may describe one or more of the following:Traction Control System light is illuminated. A driveline bump can be heard/felt occasionally when the driver is steady on the throttle at about 20-30% on a flat road while in 4WD AUTO(2019-2020 Vehicles Only). An excessive electric motor clicking sound from the middle of the vehicle/transfer case area, when on and off the throttle(2019-2020 Vehicles Only). An excessive electric motor clicking sound with steering wheel movement, most notable in parking lot or low speed maneuvering(2019-2020 Vehicles Only). A ?Service 4WD? message/fault without commanding a transfer case shift(2019-2020 Vehicles Only).If only the ?Service 4WD? message/fault is displayed in the Instrument Panel Cluster (IPC) and no other symptom/conditions are present, follow normal diagnostic procedures before updating the DTCM(2019-2020 Vehicles Only). The blinking of the ?4WD Low? and ?4WD High? indicator lights at the same time, on the transfer case selector switch.If both 4WD indicator lights on the transfer case selector switch are blinking and no other symptom/conditions are present, follow normal diagnostic procedures before updating the DTCM(2019-2020 Vehicles Only). During highway/freeway speeds, a bump in the driveline may be felt. This could also be described as a harsh transmission shift(2019-2020 Vehicles Only).

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10223813-0001.pdf↗
• July 27, 2022•Document ID: 10230315

  Service Bulletin/Repair Instructions
  VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

  Mfr Comm. #:

  S2208000143

  Date Added:

  January 17, 2023

  Manufacturer:

  RAM

  Summary

  Driver And Passenger Window Make a Small Window Reversal After Stopping the Express Up Request at The Mid-way Point And Re-engaging The Express Up Request

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10230315-0001.pdf↗
• July 27, 2022•Document ID: 10230314

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  S2121000015RevB

  Date Added:

  January 17, 2023

  Manufacturer:

  RAM

  Summary

  Driveline Clunk When Stopping Or Upon Take Off Launch Immediately After A Stop

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10230314-0001.pdf↗
• July 27, 2022•Document ID: 10223779

  Service Bulletin/Repair Instructions
  VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

  Mfr Comm. #:

  S2208000143

  Date Added:

  October 17, 2022

  Manufacturer:

  RAM

  Summary

  Driver And Passenger Window Make a Small Window Reversal After Stopping the Express Up Request at The Mid-way Point And Re-engaging The Express Up Request

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10223779-0001.pdf↗
• July 27, 2022•Document ID: 10223778

  Service Bulletin/Repair Instructions
  PARKING BRAKE:DRIVELINE

  Mfr Comm. #:

  S2121000015RevB

  Date Added:

  October 17, 2022

  Manufacturer:

  RAM

  Summary

  Driveline Clunk When Stopping Or Upon Take Off Launch Immediately After A Stop

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10223778-0001.pdf↗
• July 13, 2022•Document ID: 10230303

  Service Bulletin/Repair Instructions
  LANE DEPARTURE

  Mfr Comm. #:

  S1908000193RevA

  Date Added:

  January 17, 2023

  Manufacturer:

  RAM

  Summary

  The Tailgate Ajar Warning Lamp Does Not Illuminate

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10230303-0001.pdf↗
• July 13, 2022•Document ID: 10230301

  Service Bulletin/Repair Instructions
  TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2208000138

  Date Added:

  January 17, 2023

  Manufacturer:

  CHRYSLER

  Summary

  Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed

  Associated Products (23)

  2022 Chrysler 3002022 Chrysler Pacifica2022 Chrysler Voyager2022 Dodge Challenger2022 Dodge Charger2022 Dodge Durango2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Wrangler2022 Ram 15002021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator+ 3 more
  Associated Documents

  • DownloadMC-10230301-0001.pdf↗
• July 13, 2022•Document ID: 10223767

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STRUCTURE:BODY:TAILGATE

  Mfr Comm. #:

  S1908000193RevA

  Date Added:

  October 17, 2022

  Manufacturer:

  RAM

  Summary

  The Tailgate Ajar Warning Lamp Does Not Illuminate

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10223767-0001.pdf↗
• July 13, 2022•Document ID: 10223765

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2208000138

  Date Added:

  October 17, 2022

  Manufacturer:

  CHRYSLER

  Summary

  Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed

  Associated Products (24)

  2022 Chrysler 3002022 Chrysler Pacifica2022 Chrysler Voyager2022 Dodge Challenger2022 Dodge Charger2022 Dodge Durango2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Grand Wagoneer2022 Jeep Wrangler2022 Ram 15002021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass+ 4 more
  Associated Documents

  • DownloadMC-10223765-0001.pdf↗
• July 6, 2022•Document ID: 10230329

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  1809122REVA

  Date Added:

  January 17, 2023

  Manufacturer:

  RAM

  Summary

  Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTC: P219A - Bank 1 Fuel/Air Ratio Imbalance(North America Only). Customers may also experience one or more of the following: An engine stall at low engine mileage and mostly low vehicle speeds 16 - 24 kph (10 - 15 mph). LED light in the Start/Stop button will not illuminate when pressed.

  Associated Products (1)

  2021 Ram 1500
  Associated Documents

  • DownloadMC-10230329-0001.pdf↗
• July 6, 2022•Document ID: 10223793

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  1809122REVA

  Date Added:

  October 17, 2022

  Manufacturer:

  RAM

  Summary

  Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTC: P219A - Bank 1 Fuel/Air Ratio Imbalance(North America Only). Customers may also experience one or more of the following: An engine stall at low engine mileage and mostly low vehicle speeds 16 - 24 kph (10 - 15 mph). LED light in the Start/Stop button will not illuminate when pressed.

  Associated Products (1)

  2021 Ram 1500
  Associated Documents

  • DownloadMC-10223793-0001.pdf↗
• June 29, 2022•Document ID: 10221452

  Service Bulletin/Repair Instructions
  WHEELS; BACK OVER PREVENTION

  Mfr Comm. #:

  S2111000001RevA

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  Customer complains of a brief metallic ticking/rattling/ringing noise after a cold start-up. It can be heard while standing outside the vehicle, resonating from the front wheel well areas. If the noise is present, it is normally heard at idle and the frequency of the noise will follow engine speed.

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10221452-0001.pdf↗
• June 29, 2022•Document ID: 10221380

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:WIRING; TRAILER HITCHES

  Mfr Comm. #:

  9004470

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  CONNECTOR/WIRING, Trailer Tow If the connector or wiring is physically damaged, burned, melted or corroded, prior to replacing the part, please contact FCA Redacted Content If no response in 15 minutes, proceed with repair. Please send pictures of the failed part to FCA Redacted Content

  Associated Products (9)

  2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 45002021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 5500
  Associated Documents

  • DownloadMC-10221380-0001.pdf↗
• June 28, 2022•Document ID: 10221446

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  S228A000004RevB

  Date Added:

  September 26, 2022

  Manufacturer:

  DODGE

  Summary

  Panasonic VP4R Wi-Fi New Enrollment Pause

  Associated Products (20)

  2022 Chrysler 3002022 Jeep Cherokee2022 Jeep Gladiator2022 Jeep Renegade2022 Jeep Wrangler2022 Ram 15002021 Chrysler 3002021 Dodge Challenger2021 Dodge Charger2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 5500
  Associated Documents

  • DownloadMC-10221446-0001.pdf↗
• June 27, 2022•Document ID: 10221444

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  S2223000051

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  Drone Buzz Noise In MDS Mode 1200 RPM And Up

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10221444-0001.pdf↗
• June 22, 2022•Document ID: 10221500

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING:HEADLIGHTS

  Mfr Comm. #:

  2302422

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  Headlamp Condensation Clearing Procedure This bulletin is to communicate the procedure for headlamp condensation clearing.

  Associated Products (14)

  2022 Dodge Durango2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Wagoneer2022 Jeep Wrangler2022 Ram 15002021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Wrangler2021 Ram 1500
  Associated Documents

  • DownloadMC-10221500-0001.pdf↗
• June 18, 2022•Document ID: 10221434

  Service Bulletin/Repair Instructions
  PARKING BRAKE

  Mfr Comm. #:

  S2108000060RevB

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  Service Park Assist Message Or Rear Park Assist Unavailable Message Displaying On The Cluster

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10221434-0001.pdf↗
• June 16, 2022•Document ID: 10221430

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  S1808000265RevA

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  Key Programming Process, Key Already Programmed Message, Low Battery Message

  Associated Products (2)

  2022 Ram 15002021 Ram 1500
  Associated Documents

  • DownloadMC-10221430-0001.pdf↗
• June 15, 2022•Document ID: 10221427

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  S228A000009RevA

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  : Wireless Charging Pad Slow Wireless Charging, No Wireless Charging

  Associated Products (20)

  2022 Chrysler Pacifica2022 Chrysler Voyager2022 Dodge Durango2022 Jeep Compass2022 Jeep Grand Wagoneer2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 45002022 Ram 55002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Durango2021 Jeep Compass2021 Jeep Grand Cherokee2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 5500
  Associated Documents

  • DownloadMC-10221427-0001.pdf↗