# Service bulletin FA\-2014FA08

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: 10058990
- Published by NHTSA: 2016\-01\-08
- Manufacturer's number: FA\-2014FA08
- Manufacturer's date: 2014\-11\-01
- Replaces: 2014FA08 REV C
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

ALLISON TRANSMISSION: TRANSMISSION CONTROL MODULE \(TCM\), IN SOME TRUCKS, WITH TORQUE CONVERTER LOCKUP, WILL HAVE PREMATURE C4 CLUTCH PACK WEAR AND WILL NEED TO HAVE NEW CALIBRATIONS INSTALLED TO PREVENT TORQUE CONVERTER LOCKUP IN THE 1ST RANGE. \*PE UPDATED 1/15/16. \*PE UPDATED 1/22/16. \*PE UPDATED 2/1/16. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Electrical system, Transmission and driveline, Automatic transmission, Software

## Vehicles listed

- ALLISON TRANSMISSION

JSON: [/v1/bulletins/10058990](/v1/bulletins/10058990)

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