2021 Chrysler 300 Technical Service Bulletins

236 technical service bulletins (TSBs) are on record for the 2021 Chrysler 300. 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.

• 11002351Jun 25, 2024Engine. Pump – water & connector - oil cooler tube
• 11002350Jun 25, 2024Engine. Pump – water & connector - oil cooler tube
• 11001771Jun 15, 2024Transmission and drivetrain. "D Clutch Repair Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D…
• 11001037May 31, 2024Electrical system. Door Ajar Light On With Door(s) Closed.
• 11001310May 25, 2024Transmission and drivetrain. "D Clutch Repair Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D…
• 11000824May 21, 2024Engine. "GENERATOR Engine Prior to alternator/generator removal: 1. Inspect & check all electrical connections to the alternator a. 2-way connector containing field control circuit & alternator sense voltage circuit. b. Unplug & plug-in the 2-way connector for field & sense circuit. Verify the connection is tight & check for any bent pins in alternator connector or damage to female terminals in connector. c.
• 11000795May 7, 2024Transmission and drivetrain. "VALVE BODY & CONTROL UNIT Transmission Ensure clutch pressure check has been completed and documented prior to valve body replacement."
• 10251875Jan 30, 2024Electrical system. Radio Over The Air Update from QR39.82F to QR40.12 Software Version Customer may experience one or more of the following: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a…
• 10251795Jan 26, 2024Equipment. Radio Black Screen, Freezing, Reset, Cutting Out Or Inoperative Intermittently
• 10251867Jan 24, 2024Electrical system. Radio Over The Air Updating to QR40.12 Software Version Customers may experience one or more of the following: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone, when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will…
• 10251783Jan 10, 2024Electrical system. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
• 10248941Nov 21, 2023Other or unknown, Equipment, Electrical system. Radio Over The Air Update to Q339.3 to QR39.62 Software Version Customers may experience one or more of the following: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer…
• 10248883Nov 18, 2023Body and structure, Latches, locks and linkages. Power Door Locks Passenger Rear Door Inoperative or Door Ajar Lamp on Passenger Rear Door
• 10247479Oct 17, 2023Equipment, Other or unknown. Radio Over The Air Updating From QR39.6 to QR40.12 Software Version Customers may experience one or more of the following symptoms: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the…
• 10247439Oct 14, 2023Equipment. Radio Reset After Clock Adjustment
• 10244356Sep 20, 2023Suspension. LIFTER, Hydraulic Roller Deactivating Please do not replace MDS lifters because the disconnecting pin is not lined up, this is normal and not a defect.
• 10248509Sep 15, 2023Electrical system. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
• 10244348Sep 15, 2023Electrical system. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
• 10248562Sep 13, 2023Transmission and drivetrain. 8-Speed Transmission, Additional Transmission Fluid Leak Inspection/Repair Guidelines.
• 10244401Sep 13, 2023Transmission and drivetrain. 8-Speed Transmission, Additional Transmission Fluid Leak Inspection/Repair Guidelines.
• 10243192Aug 31, 2023Engine cooling. Suspected engine coolant leak.
• 10243209Aug 30, 2023Equipment. FCA Caribbean Warranty Bulletin ID-23-20 "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC
• 10243208Aug 30, 2023Equipment. Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B)
• 10243271Aug 24, 2023Visibility (wipers, defrost, mirrors). A/C Diagnostic LOP Change
• 10243153Aug 8, 2023Other or unknown. Apple CarPlay Does Not Work Or Not Connecting
• 10242779Jul 27, 2023Equipment. Customer Satisfaction Notification ZD7 - Radio Software update
• 10242717Jul 27, 2023Equipment. Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used
• 10242828Jul 26, 2023Electrical system, Equipment. Radio Over The Air Updating to QR40.12 Software Version ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone, when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software…
• 10242752Jul 15, 2023Electrical system. USB Hub In-Operable
• 10241146Jun 30, 2023Visibility (wipers, defrost, mirrors). A/C Diagnostic LOP Change (Except Alfa Romeo Vehicles)
• 10241035Jun 29, 2023Equipment, Other or unknown. Radio Black Screen, Freezing, Reset, Cutting Out Or Inoperative Intermittently
• 10241056Jun 16, 2023Equipment, Electrical system. Customer Satisfaction Notification ZD7 - Radio Software Update
• 10240002May 24, 2023Equipment, Electrical system. Customer Satisfaction Notification ZD7 - Radio Software Update
• 10240004May 18, 2023Equipment. SOS, Assistance Calls Not Successful After Radio Replacement or Radio Software Update
• 10239957May 18, 2023Engine cooling. Water Quality When Mixed With Engine Coolant
• 10236969Apr 25, 2023Visibility (wipers, defrost, mirrors). Mirror
• 10236953Apr 25, 2023Transmission and drivetrain, Electrical system. Flash: Transmission Control Module (TCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set. ? P0729-00 - Gear 6 Shift Incorrect Ratio. Other software enhancement: ? Improved vehicle downshift and coast down performance. This bulletin involves reprogramming the TCM with the…
• 10236961Apr 18, 2023Electrical system. Amplifier (AMP) Software Update
• 10236935Apr 15, 2023Electrical system. Diesel Exhaust Fluid (DEF) Fluid Freezing Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: ? P203E-00 - Reductant Level Sensor 1 Circuit Intermittent-Erratic. This bulletin involves replacing the urea delivery module and grade vent valve and updating the Dosing Control Unit (DCU)…
• 10236933Apr 15, 2023Equipment, Engine cooling. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
• 10236801Apr 6, 2023Visibility (wipers, defrost, mirrors). CAMERA, Rear View Please consult STAR Online S2208000045 prior to replacing the camera. Cameras must be inoperative or fail the blurry image test to be eligible for warranty. All parts must be returned for analysis. If parts are found to be working as designed and trouble not found, a chargeback may be applied. Prior to camera replacement, please contact FCA Redacted Content. If no response in 15 minutes, proceed…
• 10248049Feb 28, 2023Back-over prevention (rear camera). Radio Over The Air Updating to QR40.12 Software Version Mobile Wi-Fi inoperative upon start up. ? Hotspot gives 9No Internet9 connection message on phone, when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software…
• 10234522Feb 28, 2023Electrical system, Equipment. Radio Over The Air Updating to QR40.12 Software Version Mobile Wi-Fi inoperative upon start up. ? Hotspot gives 9No Internet9 connection message on phone, when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software…
• 10247906Feb 22, 2023Engine cooling. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY review and follow instructions from the latest STAR Online S1809000007 available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use…
• 10234379Feb 22, 2023Engine cooling. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY review and follow instructions from the latest STAR Online S1809000007 available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use…
• 10247953Feb 15, 2023Electrical system. Radio Remained On After Ignition Is Switched Off, Dead Battery From Excessive Radio Current Draw
• 10234424Feb 15, 2023Electrical system. Radio Remained On After Ignition Is Switched Off, Dead Battery From Excessive Radio Current Draw
• 10247948Feb 14, 2023Back-over prevention (rear camera), Lane departure. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
• 10247905Feb 14, 2023Back-over prevention (rear camera). ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY (with mileage above 30,000) review and follow instructions from STAR Online S1809000007 REV. C available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring…
• 10234420Feb 14, 2023Electrical system. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On

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