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Service bulletin 2100724

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10251866
Published by NHTSA2024-03-18
Manufacturer's number2100724
Manufacturer's date2024-01-23
NHTSA componentELECTRICAL SYSTEM; EXTERIOR LIGHTING; POWER TRAIN

NHTSA's summary

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): ? P1DB7 - Torque Converter Clutch Performance. Customers may also experience one or more of the following condition: ? Customer might perceive a slight difference in vehicle performance due to the Transmission Torque converter going in a default state. ? Acceleration may be poor at higher speeds. ? Engine speed will typically be higher for a given driving condition. ? Vehicle may suffer poor fuel economy. This bulletin involves reprogramming the TCM with the latest available software.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Lighting, Transmission and driveline

Trouble codes named

P1DB7

Vehicles listed
DODGE DURANGO2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20226732022-11-23. Powertrain
22V8660002022-11-23. POWER TRAIN:MANUAL TRANSMISSION:COLUMN SHIFT ASSEMBLY

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
S26210000042026-10-07. Service bulletin. The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward Transmission Engagement. The Tech May Find Damaged and/or Worn Transmission Output Shaft Splines (850RE Transmission Only)
1147382026-09-30. Service bulletin. TRANSMISSION KIT - WITH TORQUE CONVERTER
1147372026-09-30. Service bulletin. TRANSMISSION KIT - WITH TORQUE CONVERTER
91009002026-09-17. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
1138032026-08-13. Service bulletin. HOSE AND TUBE - HEATER SUPPLY AND RETURN
08-294-262026-07-29. Service bulletin. Telematics Box Module (TBM) Firmware Over The Air Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Codes (DTCs): ● B22A9-00 - ECU Internal Performance. ● B1560-13 - Cellular Antenna 1-Circuit Open. ● B1561-13 - Cellular Antenna 2-Circuit Open. ● B1562-12 - GPS Antenna-Circuit Short To Battery. Customers may also comment on the following: ● "Uconnect Box Requires Service" message in the display screen module.
08-256-262026-07-08. Service bulletin. Uconnect® Screen Turns Blank Or Black Customers may experience the following: SYMPTOM: ● The Uconnect® screen display goes blank/black at times.
S2508000025 REV.A2026-07-02. Service bulletin. Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
S2623000041 REV.A2026-07-02. Service bulletin. Power Liftgate Intermittently Inoperative. Will Not Open/ Close. Liftgate/Hatch Ajar Message Displayed. Rev A
S268A0000142026-07-02. Service bulletin. Radio/ETM is Adding Approximately 27mA Draw to Vehicle When in Logistics Mode