# Service bulletin PI\-0833

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: 10054127
- Published by NHTSA: 2013\-12\-21
- Manufacturer's number: PI\-0833
- Manufacturer's date: 2013\-10\-01
- NHTSA component: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

## NHTSA's summary

MACK: TRUCKS WITHOUT HAND CONTROL VALVES, WERE BUILT WITH DOUBLE CHECK VALVE INSTALLED TO TRACTOR PROTECTION VALVE \(TPV\) AND DUE TO MISBUILD, DOUBLE CHECK VALVE NEEDS REMOVING FOR PROPER OPERATION OF BRAKE SYSTEM. MODEL 2013 CHU, CXU GU. \*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

## Vehicles listed

- 2013 MACK CHU
- 2013 MACK GRANITE \(GU\)
- 2013 MACK PINNACLE \(CXU\)

JSON: [/v1/bulletins/10054127](/v1/bulletins/10054127)

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