# Service bulletin TT\-7491EN

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: 10058999
- Published by NHTSA: 2016\-01\-09
- Manufacturer's number: TT\-7491EN
- Manufacturer's date: 2014\-05\-01
- NHTSA component: ELECTRICAL SYSTEM:WIRING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)

## NHTSA's summary

ALLISON TRANSMISSION \(PETERBILT\): DUE TO WINDSHIELD WIPER LINKAGE OR UNSECURED TRANSMISSION CONTROL MODULE \(TCM\), THE TRANSMISSION HARNESS IS DAMAGED AND DIAGNOSTIC TROUBLE CODES \(DTC\) MAY BE DUE TO RAINY OR WET WEATHER CONDITIONS AND IS INTERMITTENT. MODEL 365, 367, 384. \*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, Transmission control module, Wiring and fuses

## Vehicles listed

- ALLISON TRANSMISSION
- 2016 PETERBILT 365
- 2016 PETERBILT 367
- 2016 PETERBILT 384

JSON: [/v1/bulletins/10058999](/v1/bulletins/10058999)

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