# Service bulletin TT7484EN 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: 10155495
- Published by NHTSA: 2019\-04\-01
- Manufacturer's number: TT7484EN Rev A
- Manufacturer's date: 2015\-02\-09
- NHTSA component: ENGINE; ELECTRICAL SYSTEM:WIRING

## NHTSA's summary

Tech Tip concerning Pushbutton Shift Selector on Kenworth and Peterbilt Trucks will skip the oil level check and proceed to Prognostics

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10155495-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10155495-9999.pdf)

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

## Components

Electrical system, Engine, Wiring and fuses

## Vehicles listed

- ALLISON 3000 SERIES TRANSMISSION
- ALLISON 4000 SERIES TRANSMISSION
- 2011 KENWORTH T680
- 2011 KENWORTH T880
- 2006 PETERBILT 567
- 2006 PETERBILT 579

## Other bulletins for the same vehicles and component

- [32\-010](/bulletins/10138445.md), 2018-05-21, Service bulletin: ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. Information only \- Customer installed inverters may be wired incorrectly.

JSON: [/v1/bulletins/10155495](/v1/bulletins/10155495)

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