2021 Ram 1500 Technical Service Bulletins

1,130 technical service bulletins (TSBs) are on record for the 2021 Ram 1500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10223388May 26, 2021Body and structure. BUSHING, Tailgate Pivot For vehilces built after Dec 1 2020 if the tailgate is making a noise when opening or closing or if the bushing is being replaced for any reason please call FCA Redacted Content. If no response in 15 minutes, proceed with repair. Please take pictures of the inside of the pivot cup after plastic bushing removal and pictures of the pivot post on the box side hinge. Mail pictures to FCA…
• 10223385May 26, 2021Engine cooling. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
• 10223228May 26, 2021Back-over prevention (rear camera), Suspension, Seats. BUSHING, Tailgate Pivot For vehilces built after Dec 1 2020 if the tailgate is making a noise when opening or closing or if the bushing is being replaced for any reason please call FCA Redacted Content. If no response in 15 minutes, proceed with repair. Please take pictures of the inside of the pivot cup after plastic bushing removal and pictures of the pivot post on the box side hinge. Mail pictures to FCA…
• 10223225May 26, 2021Fuel system. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
• 10198302May 26, 2021Body and structure. BUSHING, Tailgate Pivot For vehilces built after Dec 1 2020 if the tailgate is making a noise when opening or closing or if the bushing is being replaced for any reason please call FCA Redacted Content. If no response in 15 minutes, proceed with repair. Please take pictures of the inside of the pivot cup after plastic bushing removal and pictures of the pivot post on the box side hinge. Mail pictures to FCA…
• 10198299May 26, 2021Equipment. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
• 10230066May 25, 2021Equipment. Radio Reboot Continually
• 10230063May 25, 2021Body and structure. Ram Box Lid Fitment And Or Closing Effort Issues
• 10223454May 25, 2021Equipment. Radio Reboot Continually
• 10223451May 25, 2021Equipment. Ram Box Lid Fitment And Or Closing Effort Issues
• 10223294May 25, 2021Equipment. Radio Reboot Continually
• 10223291May 25, 2021Equipment. Ram Box Lid Fitment And Or Closing Effort Issues
• 10198388May 25, 2021Equipment. Radio Reboot Continually
• 10198385May 25, 2021Latches, locks and linkages. Ram Box Lid Fitment And Or Closing Effort Issues
• 10230058May 24, 2021Engine cooling. Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
• 10223446May 24, 2021Engine cooling. Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
• 10223286May 24, 2021Engine cooling. Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
• 10198380May 24, 2021Engine cooling. Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
• 10230136May 22, 2021Electrical system, Transmission and drivetrain. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may describe one or more of the following:During a 2 - 3 transmission upshift, the engine is hitting rev limit. Hesitation feel during a pedal tip in, while engine is warming up below 1 °C (30 °F) ambient temp.
• 10230132May 22, 2021Back-over prevention (rear camera), Transmission and drivetrain, Fuel system…. 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 that the one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0133 - O2 Sensor 1/1 Slow Response. P0153 - O2 Sensor 2/1 Slow Response. P0171…
• 10230054May 22, 2021Equipment. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
• 10223500May 22, 2021Electrical system, Transmission and drivetrain. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may describe one or more of the following:During a 2 - 3 transmission upshift, the engine is hitting rev limit. Hesitation feel during a pedal tip in, while engine is warming up below 1 °C (30 °F) ambient temp.
• 10223498May 22, 2021Transmission and drivetrain, Electrical system. 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 that the one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0133 - O2 Sensor 1/1 Slow Response. P0153 - O2 Sensor 2/1 Slow Response. P0171…
• 10223442May 22, 2021Equipment. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
• 10223364May 22, 2021Transmission and drivetrain, Electrical system. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may describe one or more of the following:During a 2 - 3 transmission upshift, the engine is hitting rev limit. Hesitation feel during a pedal tip in, while engine is warming up below 1 °C (30 °F) ambient temp.
• 10223360May 22, 2021Electrical system, Transmission and drivetrain. 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 that the one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0133 - O2 Sensor 1/1 Slow Response. P0153 - O2 Sensor 2/1 Slow Response. P0171…
• 10223282May 22, 2021Electrical system. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
• 10198458May 22, 2021Electrical system, Transmission and drivetrain. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may describe one or more of the following:During a 2 - 3 transmission upshift, the engine is hitting rev limit. Hesitation feel during a pedal tip in, while engine is warming up below 1 °C (30 °F) ambient temp.
• 10198454May 22, 2021Electrical system, Transmission and drivetrain. 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 that the one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0133 - O2 Sensor 1/1 Slow Response. P0153 - O2 Sensor 2/1 Slow Response. P0171…
• 10198376May 22, 2021Electrical system. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
• 10223358May 21, 2021Electrical system, Equipment. Radio Enhancements This bulletin involves updating the radio software level to 2036.06. Customers may experience the following:Product plan UUID is not correct in Carplay®. Carplay audio does not always resume. Battery save vs. Battery Charge toggles back to Battery Charge after sleep cycle. When ?Charge Now? is selected on key-off outside of the charging schedule ? it does nothing. In addition, the following…
• 10198452May 21, 2021Equipment, Electrical system. Radio Enhancements This bulletin involves updating the radio software level to 2036.06. Customers may experience the following:Product plan UUID is not correct in Carplay®. Carplay audio does not always resume. Battery save vs. Battery Charge toggles back to Battery Charge after sleep cycle. When ?Charge Now? is selected on key-off outside of the charging schedule ? it does nothing. In addition, the following…
• 10230048May 19, 2021Equipment. Radio Volume Uncontrollable Or Changing On Its Own
• 10223436May 19, 2021Equipment. Radio Volume Uncontrollable Or Changing On Its Own
• 10223276May 19, 2021Equipment. Radio Volume Uncontrollable Or Changing On Its Own
• 10198370May 19, 2021Equipment. Radio Volume Uncontrollable Or Changing On Its Own
• 10230050May 17, 2021Body and structure. Noise From Under Seat With Occupant Seated.
• 10230047May 17, 2021Electronic stability control, Suspension. C15A1-00 Unable To Obtain Desired Ride Height Service Air Suspension Message On Cluster
• 10230044May 17, 2021Back-over prevention (rear camera). Underbody Ticking Noise That Increases With Vehicle Speed
• 10223438May 17, 2021Seats. Noise From Under Seat With Occupant Seated.
• 10223435May 17, 2021Suspension, Electronic stability control. C15A1-00 Unable To Obtain Desired Ride Height Service Air Suspension Message On Cluster
• 10223432May 17, 2021Equipment. Underbody Ticking Noise That Increases With Vehicle Speed
• 10223278May 17, 2021Body and structure. Noise From Under Seat With Occupant Seated.
• 10223275May 17, 2021Electronic stability control, Suspension. C15A1-00 Unable To Obtain Desired Ride Height Service Air Suspension Message On Cluster
• 10223272May 17, 2021Back-over prevention (rear camera). Underbody Ticking Noise That Increases With Vehicle Speed
• 10198372May 17, 2021Seats. Noise From Under Seat With Occupant Seated.
• 10198369May 17, 2021Suspension. C15A1-00 Unable To Obtain Desired Ride Height Service Air Suspension Message On Cluster
• 10198366May 17, 2021Suspension. Underbody Ticking Noise That Increases With Vehicle Speed
• 10230124May 15, 2021Vehicle speed control, Air bags, Transmission and drivetrain, Visibility…. Flash: Driver Door Module (DDM) and Passenger Door Module (PDM) Updates This bulletin involves reprogramming the DDM and PDM with the latest available software. This software is for vehicles on the RRT VIN List is to improve the function and reliability of the power windows operation.
• 10230122May 15, 2021Transmission and drivetrain. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. The customer may experience the following:LED light in the Start/Stop button will not illuminate when pressed.

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