# Service bulletin SS1034681

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: 10172751
- Published by NHTSA: 2020\-03\-24
- Manufacturer's number: SS1034681
- Manufacturer's date: 2020\-03\-23
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

## NHTSA's summary

Service Solution for Lower Radiator Pipe Rubbing on X15 Cummins engine. Due to limited clearance, the lower radiator pipe may rub on the engine block and lower radiator hose may rub on the front engine support causing radiator coolant leakage on Cummins X15 installations.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10172751-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10172751-9999.pdf)

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

## Components

Engine, Cooling system, Radiator

## Vehicles listed

- CUMMINS X15
- 2015 to 2021 WESTERN STAR 4900

## Other bulletins for the same vehicles and component

- [18SP736](/bulletins/10180517.md), 2020-10-01, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. Detroit Diesel Special Publication informing about Heavy Duty Friction Style Belt Tensioner Kit. This heavy duty friction style belt tensioner kit contains the belt tensioner and two M10 bolts to correctly pin the friction style belt tensioner. The M10x80mm bolt is used to pin the engine cooling fan drive arm. The M10x50mm bolt is used to pin the engine accessory drive arm.
- [sbw8329 HVAC Fre](/bulletins/10151529.md), 2018-12-10, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. Service Bulletin: HVAC Fresh Air Intake Water Leak
- [sbw2018](/bulletins/10142301.md), 2018-06-25, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2018 Western Star 4800 and 4900 Radiator Mounting
- [0318\-17](/bulletins/10142112.md), 2018-06-18, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING; ENGINE. \(MCM\) \(GHG17\)
- [sbw2023](/bulletins/10129683.md), 2018-03-05, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2023 Modine Copper/Brass Bolted Downflow Radiator Rebuilding
- [sb2080](/bulletins/10124117.md), 2017-11-17, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sb2080 Australian CST M1400 Isolated Radiator Retrofit
- [20\-18](/bulletins/10119502.md), 2017-10-15, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. 20\-18 \- Western Star 4800 and 4900 Radiator Mounting, Update?EPA10

JSON: [/v1/bulletins/10172751](/v1/bulletins/10172751)

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