# Service bulletin CAL80KSIFRAMEREV

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: 10173899
- Published by NHTSA: 2020\-04\-18
- Manufacturer's number: CAL80KSIFRAMEREV
- Manufacturer's date: 2020\-04\-17
- NHTSA component: SUSPENSION; STRUCTURE

## NHTSA's summary

Customer Advisory Letter revision for 80KSI Frame Reinforcement Installation for certain vehicles equipped with 80KSI frame rails and Airliner 21,000LB rear suspensions. This version adds Model Year 2020.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10173899-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10173899-9999.pdf)

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

## Components

Body and frame, Suspension

## Vehicles listed

- 2015 FREIGHTLINER BUSINESS CLASS M2
- 2017 to 2018 FREIGHTLINER BUSINESS CLASS M2
- 2020 FREIGHTLINER BUSINESS CLASS M2

JSON: [/v1/bulletins/10173899](/v1/bulletins/10173899)

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