# Service bulletin SB\-535002

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: 10029365
- Published by NHTSA: 2009\-07\-08
- Manufacturer's number: SB\-535002
- Manufacturer's date: 2009\-04\-02
- NHTSA component: PARKING BRAKE

## NHTSA's summary

MACK TRUCK: A CHANGE TO PARK BRAKE VALVE USED ON CHASSIS MODEL WAS MADE, WHEREBY PARKING BRAKES AUTOMATICALLY APPLY WHEN AIR SYSTEM PRESSURE DROP\-PS 59 345\-414KPA\(50\-60 PSI\). THIS A CHANGE FROM PREVIOUS CHASSIS MANUFACTURED PRIOR TO FEBRUARY 2, 2009. MODEL YEARS UNKNOWN. \*PE

## 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

Brakes, Parking brake

## Vehicles listed

- 2007 to 2009 MACK LEU

JSON: [/v1/bulletins/10029365](/v1/bulletins/10029365)

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