# Service bulletin K73535038

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: 10160170
- Published by NHTSA: 2019\-05\-20
- Manufacturer's number: K73535038
- Manufacturer's date: 2019\-04\-20
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS

## NHTSA's summary

Mack Chassis \- Equipped With A Cummins 9 Liter Engine \- Serpentine Belt Excessively Worn Or Damaged; Fan Belt Shredding Or Fraying Repeatedly

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160170-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160170-9999.pdf)

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

## Components

Engine, Drive belts

## Vehicles listed

- 2017 MACK ANTHEM \(AN\)
- 2018 to 2020 MACK ANTHEM \(AN\)
- MACK CHU
- MACK CXU
- 2016 MACK GRANITE \(GR\)
- 2017 to 2020 MACK GRANITE \(GR\)
- MACK GU
- MACK LR
- 2007 to 2018 MACK MRU
- 2018 to 2020 MACK PINNACLE \(PI/PN\)
- 2019 MACK TE
- 2018 MACK TERRAPRO \(TE\)

## Other bulletins for the same vehicles and component

- [K01157283](/bulletins/10173454.md), 2020-04-06, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ELECTRICAL SYSTEM. Front Accessory Drive Noise, Alternator Belt Wear, Alternator Belt Tensioner Failure \- Model Year 2017 And Newer
- [K01157283](/bulletins/10173191.md), 2020-04-03, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ELECTRICAL SYSTEM. Front Accessory Drive Noise, Alternator Belt Wear, Alternator Belt Tensioner Failure \- Model Year 2017 And Newer

JSON: [/v1/bulletins/10160170](/v1/bulletins/10160170)

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