# Service bulletin SIL 21\-EP\-13 Rev

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: 10156721
- Published by NHTSA: 2019\-04\-08
- Manufacturer's number: SIL 21\-EP\-13 Rev
- Manufacturer's date: 2016\-02\-08
- NHTSA component: EQUIPMENT; ELECTRICAL SYSTEM

## NHTSA's summary

Announces kits to repair AC and DC lug box covers on the Dual Power Inverter Module \(DPIM\) where the screws seized or broke during removal

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10156721-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10156721-9999.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- ALLISON H 40 EP TRANSMISSION
- ALLISON H 50 EP TRANSMISSION

JSON: [/v1/bulletins/10156721](/v1/bulletins/10156721)

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