Service bulletin TT7401EN Rev A
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 | 10155490 |
| Published by NHTSA | 2019-04-01 |
| Manufacturer's number | TT7401EN Rev A |
| Manufacturer's date | 2013-11-25 |
| NHTSA component | POWER TRAIN; ENGINE |
NHTSA's summary
Tech Tip concerning 2013 Cummins ISX12 Causing DTC P2641 in Low Reverse with 5th Generation 4700/4800 Transmission. This update became available November 13, 2013
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
Engine, Transmission and driveline
Trouble codes named
P2641
| ALLISON 4000 SERIES TRANSMISSION |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.