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Service bulletin 9100534

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 id11016061
Published by NHTSA2025-03-28
Manufacturer's number9100534
Manufacturer's date2025-03-28
NHTSA componentPOWER TRAIN
Manufacturer's systemTransmission

NHTSA's summary

"Transmission For transmission concerns related to DTCs P0733-00, P1DA8-00, and/or P1D92-00, a repair is available, and transmission replacement is NOT required. Please reference TSB 21-009-25 Rev. A, for details on D-clutch replacement. Please also note, fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Complete unit replacements instead of repairs for these DTCs may be subject to chargeback."

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

Transmission and driveline

Trouble codes named

P0733, P1D92, P1DA8

Vehicles listed
DODGE DURANGO2017, 2018, 2019, 2020, 2021, 2022
JEEP GLADIATOR2020, 2021, 2022, 2023, 2024, 2025
JEEP GRAND CHEROKEE2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
JEEP GRAND CHEROKEE 4XE2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
JEEP GRAND CHEROKEE L2021, 2022, 2023, 2024
JEEP WRANGLER2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
RAM 15002019, 2020, 2021, 2022, 2023, 2024

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

Recalls for the same vehicles and component
26V4130002026-06-30. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)
24V5720002024-08-01. POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE:SOFTWARE
20243252024-06-06. Powertrain
24V4130002024-06-06. POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION
23V6410002023-09-18. POWER TRAIN:MANUAL TRANSMISSION
20233352023-06-08. Powertrain
23V2650002023-04-13. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
20230892023-02-23. Powertrain
23V1160002023-02-23. POWER TRAIN:CLUTCH ASSEMBLY
20226732022-11-23. Powertrain

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)
1147412026-09-30. Service bulletin. TRANSMISSION KIT - WITH TORQUE CONVERTER
1147382026-09-30. Service bulletin. TRANSMISSION KIT - WITH TORQUE CONVERTER
1147372026-09-30. Service bulletin. TRANSMISSION KIT - WITH TORQUE CONVERTER
91009042026-09-17. Service bulletin. Shifter If shifter is having trouble shifting between 1st and 2nd gear, then adjust cables as described in service library.
1135282026-07-23. Service bulletin. SHAFT - AXLE HALF
1135292026-07-23. Service bulletin. SHAFT - AXLE HALF
21-057-262026-07-18. Service bulletin. Flash: Transmission Control Module (TCM) Updates Customers may comment on one or more of the following: SYMPTOM: ● Harsh or slipping feeling during upshifts (1st - 5th). ● Harsh or slipping feeling during kickdown events under throttle. ● Transmission fluid odor (burnt smell). This bulletin involves reprogramming the TCM with the latest available software.
21-056-262026-07-18. Service bulletin. Flash: Transmission Control Module (TCM) Updates Customers may comment on one or more of the following: SYMPTOM: ● **Harsh or slipping feeling during upshifts (1st - 5th). ● Harsh or slipping feeling during kickdown events under throttle. ● Transmission fluid odor (burnt smell).** ● 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. This bulletin involves reprogramming the TCM with the latest available software.
21-055-262026-07-18. Service bulletin. Flash: Transmission Control Module (TCM) Updates Customers may comment on one or more of the following: SYMPTOM: ● Harsh or slipping feeling during upshifts (1st - 5th). ● Harsh or slipping feeling during kickdown events under throttle. ● Transmission fluid odor (burnt smell). This bulletin involves reprogramming the TCM with the latest available software.