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Service bulletins for the 2020 Dodge Durango

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.

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

By type

By component

By trouble code

Bulletins, newest first
90043792021-06-28. Service bulletin. TRAILER HITCHES. Trailer Tow Wiring Harness 2020 Mopar kit 82216008AC is not compatible with 2021 WD 3.6L vehicles. Work around until new kit is released for 21MY is to use kit part number 82216007AC and order service PDC part number 68500274AA.
S21080000982021-05-24. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. Radio Screen Freeze, Blank Screen And Reset
S21230000262021-05-24. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. ACC Not Available Message Instrument Cluster
S1708000118 Rev.2021-05-24. Service bulletin. EQUIPMENT:ELECTRICAL. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination After Key Off
S1908000107 Rev.2021-05-24. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. Rear Liftgate Does Not Latch, Liftgate Ajar Lamp Illuminated
S2123000023 Rev.2021-05-24. Service bulletin. VEHICLE SPEED CONTROL; SEATS. The Liftgate Latch Sticks Will Not Open, Close, Or Hard To Close Manually
S2008000113 Rev.2021-05-24. Service bulletin. POWER TRAIN. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle, Intermittent Key Not Detected Message
S21080000962021-05-24. Service bulletin. VISIBILITY. Rear Wiper Inoperative
S21230000232021-05-24. Service bulletin. SEATS; VEHICLE SPEED CONTROL. The Liftgate Latch Sticks Will Not Open, Close, Or Hard To Close Manually
S21080000932021-05-24. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION; EQUIPMENT. Apple CarPlay Does Not Work Or Not Connecting
S2008000011 Rev.2021-05-24. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION. Customer Cannot Change Cluster Display Unit Settings, Turn By Turn Distance Does Not Match The Radios Distance
S1809000007 Rev.2021-04-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint may include engine oil leak/consumption.
S21080000802021-04-26. Service bulletin. EQUIPMENT. Radio Replacement Reset Routine, Radio Has Missing Icons Or Are Grayed Out
S2008000011 Rev.2021-04-26. Service bulletin. ELECTRICAL SYSTEM. Customer Cannot Change Cluster Display Unit Settings, Turn By Turn Distance Does Not Match The Radios Distance
90043622021-04-26. Service bulletin. VISIBILITY. GLASS, Sunroof If these parts are being ordered to fix a Sunroof wind noise or water leak complaint, please send an email to FCA Redacted Content before disassembly. If no response in 15 minutes, please proceed with the repair
S2008000011 Rev.2021-03-15. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Customer Cannot Change Cluster Display Unit Settings, Turn By Turn Distance Does Not Match The Radios Distance
S21080000452021-03-15. Service bulletin. EQUIPMENT:ELECTRICAL. Favorite Song On-Air Alert List Empty
90042262021-03-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER. TUBE, Coolant outlet (Rear Heater Return Line) Be advised, Mopar does offer rear coolant line repair kits for MY 2018 - 2020 vehicles for coolant leak repair. Please see TSB 23-023-20 for kit part numbers and instructions. If looking to replace the rear heater line due to a rub through from the trans oil heater (TOH) line clamp on the engine side: 1) Rotate the tangs on the clamp towards the transmission and out of the direction of the rear heater line 2) Adjust the TOH line by pushing it towards the engine to increase clearance between the TOH line and rear heater line.
09-013-20 REV. A2021-03-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS; ENGINE. 3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. P0305 - Cylinder 5 Misfire. P0306 - Cylinder 6 Misfire. Customers may also comment on the following:Rough running engine.
09-013-202021-03-01. Service bulletin. ENGINE; EQUIPMENT; ELECTRICAL SYSTEM. 3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. P0305 - Cylinder 5 Misfire. P0306 - Cylinder 6 Misfire. Customers may also comment on the following: Rough running engine.
S1908000083 Rev.2021-03-01. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Check Engine Light Illuminated, Stop Start Function Inoperative
S20230000452021-03-01. Service bulletin. EQUIPMENT; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; EQUIPMENT ADAPTIVE/MOBILITY. Wind Noise Or Fluttering When Driving at Highway Speeds
08-015-212021-02-16. Service bulletin. ELECTRICAL SYSTEM. Radio Enhancements This bulletin involves updating the radio software level to 1848.34. Customers may experience one or more of the following:Radio display screen flickers. Radio resets with RPM less than 1000 RPM (DT and JL with 3.0L Diesel). Clock loses 6 seconds per day (JL with 5 inch screen). Ghost Touch, features, modes and App?s changing without drivers input. Bluetooth pop noise. Pop message ?SXM Wait? displayed for extended period of time. The radio resets.
S2108000024 Rev.2021-02-16. Service bulletin. ENGINE AND ENGINE COOLING. Crank No Start Condition, No DTC?s
S21230000062021-02-16. Service bulletin. STRUCTURE. Squeak Chirp Creak Noise From Left Quarter Panel Area

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