# Service bulletin CALFTL32\-006R

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: 10184030
- Published by NHTSA: 2020\-12\-12
- Manufacturer's number: CALFTL32\-006R
- Manufacturer's date: 2020\-12\-02
- NHTSA component: SUSPENSION; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

## NHTSA's summary

Revised Customer Advisory Letter for Hendrickson Primaax EX 69,000 lb Tri\-Axle Rear Air Suspension Height\-Control Valve Relocation. Revision is Step 8 drilling instructions expanded. The attached document provides work instructions for relocating the height\-control valve downward 1.62 inches \(41.3 mm\) to prevent the linkage from protruding above the top flange of the frame when the suspension air is dumped.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10184030-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10184030-9999.pdf)

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

## Components

Equipment and accessories, Labels and manuals, Suspension

## Vehicles listed

- 2016 to 2021 FREIGHTLINER BUSINESS CLASS M2

JSON: [/v1/bulletins/10184030](/v1/bulletins/10184030)

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