# Service bulletin SB541002

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: 604092
- Published by NHTSA: 1999\-04\-12
- Manufacturer's number: SB541002
- Manufacturer's date: 1999\-02\-19
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\)

## NHTSA's summary

SUBJECT ON INSTALLATION OF NEW\-STYLE HEIGHT CONTROL VALVE FOR AL SUSPENSION ORIGINALLY BUILT WITH HEIGHT CONTROL VALVE AND SEPARATE PILOT DUMP VALVE. \*TT

## 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

Engine, Exhaust and emissions, Crankcase ventilation \(PCV\)

## Vehicles listed

- 1999 MACK CH
- 1999 MACK CL
- 1999 MACK MR
- 1999 MACK RD

JSON: [/v1/bulletins/604092](/v1/bulletins/604092)

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