# Service bulletin BBOM08312023901

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.

- Type: Service bulletin
- NHTSA id: 10241881
- Published by NHTSA: 2023\-09\-06
- Manufacturer's number: BBOM08312023901
- Manufacturer's date: 2023\-08\-31
- NHTSA component: ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

## NHTSA's summary

Dealer Message \- Torque converters may not have been manufactured to proper specifications. As a result, the torque converter lock\-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock\-up piston. The reduced lock\-up clutch capacity results in the MIL illuminating and set DTC P0741 Torque Converter Clutch Circuit Performance or Stuck OFF.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241881-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241881-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Transmission and driveline, Automatic transmission, Torque converter

## Trouble codes named

P0741

## Vehicles listed

- 2017 to 2018 ACURA RDX

## Other bulletins for the same vehicles and component

- [B23\-029](/bulletins/10251152.md), 2024-03-04, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. Service Bulletin \- The lock\-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock up piston. The reduced lock\-up clutch capacity results in the transmission indicator flashing “D” and set DTC P0741 Torque Converter Clutch Circuit Performance or Stuck OFF.
- [B23\-029](/bulletins/10241888.md), 2023-09-06, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ENGINE AND ENGINE COOLING. Service Bulletin \- The lock\-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock up piston. The reduced lock\-up clutch capacity results in the Malfunction Indicator Lamp \(MIL\) and set DTC P0741 Torque Converter Clutch Circuit Performance or Stuck OFF.
- [B17\-018](/bulletins/10133012.md), 2018-04-16, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Service bulletin \- After the software update, some vehicles based on how they are driven \(extreme conditions\) may still experience ATF deterioration after updating the PGM\-FI or A/T system and the shudder may return. The problem is typically diagnosed as a bad torque converter \(TC\). There is no damage to the TC, but because the ATF has deteriorated, it needs to be changed even though the ?ATF Service Due? message has not appeared.
- [BVE02142018901](/bulletins/10129342.md), 2018-02-26, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. Dealer message \- Every Service Bulletin requires you to take an HDS snap shot and use the job aid or Tech2Tech to confirm the judder/shudder is coming from the torque converter.
- [B17\-018](/bulletins/10098871.md), 2017-05-11, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. "SERVICE BULLETIN \- AFTER THE SOFTWARE UPDATE, SOME VEHICLES BASED ON HOW THEY ARE DRIVEN \(EXTREME CONDITIONS\) MAY STILL EXPERIENCE ATF DETERIORATION AFTER UPDATING THE A/T OR PGM\-FI SYSTEM AND THE SHUDDER MAY RETURN. THE PROBLEM IS TYPICALLY DIAGNOSED AS A BAD TORQUE CONVERTER \(TC\). THERE IS NO DAMAGE TO THE TC, BUT BECAUSE THE ATF HAS DETERIORATED, IT NEEDS TO BE CHANGED EVEN THOUGH THE ATF SERVICE DUE MESSAGE HAS NOT APPEARED. MAKE SURE THE SOFTWARE IS UPDATED BY REFERRING TO THE INSPECTION PROCEDURE."
- [B17\-017](/bulletins/10098870.md), 2017-05-11, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. "SERVICE BULLETIN \- A JUDDER FROM THE TORQUE CONVERTER LOCK\-UP CLUTCH MAY BE FELT WHILE DRIVING BETWEEN 20 AND 60 MPH. THE PROBLEM IS TYPICALLY DIAGNOSED AS A BAD TORQUE CONVERTER. AMERICAN HONDA INVESTIGATED THE JUDDER AND FOUND THAT THE TORQUE CONVERTER WAS NOT CAUSING THE JUDDER AND THE TRANSMISSION IS NOT DAMAGED BY THIS JUDDER."
- [B16\-043](/bulletins/10098869.md), 2017-05-11, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. SERVICE BULLETIN \- THIS BULLETIN IS REPLACED BY 17\-017, 2013\-17 RDX: JUDDER FROM THE TORQUE CONVERTER LOCK\-UP

JSON: [/v1/bulletins/10241881](/v1/bulletins/10241881)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20BBOM08312023901&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10241881&vehicle=Service%20bulletin%20BBOM08312023901)