# Service bulletin 20\-73 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: 10128773 - Published by NHTSA: 2018\-02\-12 - Manufacturer's number: 20\-73 - Manufacturer's date: 2014\-07\-01 - NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY ## NHTSA's summary 20\-73 \- CANCELED: Cascadia Radiator Update?EPA10 with DDC Engines ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10128773-9999.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10128773-0001.pdf) The document is the manufacturer's. This site does not hold it. ## Components Engine, Cooling system, Radiator ## Vehicles listed - 2013 FCCC S2G - 2018 FCCC S2G - 2018 FCCC XCM - 2014 to 2016 FCCC XCP - 2010 FCCC XCR - 2014 to 2016 FCCC XCR - 2008 to 2009 FCCC redundant CUSTOM CHASSIS - 2010 FCCC redundant CUSTOM CHASSIS S2 - 2010 to 2013 FCCC redundant CUSTOM CHASSIS XB - 2010 to 2013 FCCC redundant CUSTOM CHASSIS XC - 2018 FCCC redundant CUSTOM CHASSIS XCM - 2018 FCCC redundant CUSTOM CHASSIS XCP - 2014 to 2017 FCCC redundant S2G - 2009 to 2018 FREIGHTLINER 1085D - 2000 FREIGHTLINER 108SD - 2001 to 2008 FREIGHTLINER 108SD - 2010 to 2018 FREIGHTLINER 108SD - 2000 to 2003 FREIGHTLINER 1145D - 2007 to 2018 FREIGHTLINER 1145D - 2004 to 2018 FREIGHTLINER 114SD - 2007 to 2018 FREIGHTLINER 122SD - 2004 to 2015 FREIGHTLINER ARGOSY - 2015 FREIGHTLINER ARGOSY GLIDER - 2008 FREIGHTLINER ARGOSY RHD - 2012 FREIGHTLINER B2 BUS CHASSIS - 2008 to 2017 FREIGHTLINER BUSINESS CLASS M2 - 2005 to 2009 FREIGHTLINER BUSINESS CLASS M2 106V - 2011 FREIGHTLINER BUSINESS CLASS M2 106V - 2002 to 2018 FREIGHTLINER CASCADIA - 2005 to 2013 FREIGHTLINER CENTURY - 2002 to 2017 FREIGHTLINER CENTURY CLASS - 2005 to 2011 FREIGHTLINER CLASSIC XL - 2002 to 2003 FREIGHTLINER COLUMBIA - 2005 to 2017 FREIGHTLINER COLUMBIA - 2011 to 2016 FREIGHTLINER COLUMBIA GLIDER - 2001 to 2007 FREIGHTLINER CONDOR - 2002 to 2003 FREIGHTLINER CORONADO - 2005 to 2017 FREIGHTLINER CORONADO - 2016 FREIGHTLINER CORONADO GLIDER - 2004 to 2011 FREIGHTLINER FLD - 2008 FREIGHTLINER FLD CLASSIC - 2005 to 2017 FREIGHTLINER M2 - 2018 FREIGHTLINER M2 BUSINESS CLASS - 2007 to 2014 FREIGHTLINER MT45 - 2011 to 2014 FREIGHTLINER MT45G - 2008 to 2014 FREIGHTLINER MT55 - 2016 FREIGHTLINER MT55 - 2011 to 2014 FREIGHTLINER MT55G - 2006 to 2017 FREIGHTLINER SPRINTER 2500 - 2006 to 2017 FREIGHTLINER SPRINTER 3500 - 2011 to 2012 FREIGHTLINER WESTERN STAR - 2008 to 2009 FREIGHTLINER X\-LINE - 2016 FREIGHTLINER X\-LINE - 2010 FREIGHTLINER XCS - 2017 FREIGHTLINER CUSTOM CHASS XCM - 2017 to 2018 FREIGHTLINER CUSTOM CHASS XCP - 2017 FREIGHTLINER CUSTOM CHASS XCR ## Other bulletins for the same vehicles and component - [SB20\-58](/bulletins/10194361.md), 2021-05-24, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY; EQUIPMENT. Early EPA07 QLD Radiator Replacement. As part of the changes made for early production EPA07 engines, the transmission oil cooler was moved into the radiator, and transmission oil cooler lines equipped with Gates Quick\-Detach \(QLD\) connectors were fitted. - [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. - [sb2078](/bulletins/10158073.md), 2019-04-08, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. Cascadia Radiator Strut Rod Rubbing on Upper Radiator Hose - [sb2078](/bulletins/10158052.md), 2019-04-08, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. Cascadia Radiator Strut Rod Rubbing on Upper Radiator Hose - [D19M2 GHG17](/bulletins/10158009.md), 2019-04-08, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Field Service Campaign D19M2 GHG17 Detroit? DD5? Fan Hub Bolt Torque Inspection - [sb2078](/bulletins/10156421.md), 2019-04-01, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. Cascadia Radiator Strut Rod Rubbing on Upper Radiator Hose - [sb2078](/bulletins/10156400.md), 2019-04-01, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY; ENGINE. Cascadia Radiator Strut Rod Rubbing on Upper Radiator Hose - [SF503](/bulletins/10142305.md), 2018-06-25, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. SF503\-DLR Cascadia 1625 Radiator Tuned Mass Absorbers - [0318\-17](/bulletins/10142112.md), 2018-06-18, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING; ENGINE. \(MCM\) \(GHG17\) - [sb4930](/bulletins/10141838.md), 2018-06-18, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. sb4930 49\-30 \- Gentech DEF Coolant\-Flow Solenoid, Testing and Replacement JSON: [/v1/bulletins/10128773](/v1/bulletins/10128773) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%2020-73&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10128773&vehicle=Service%20bulletin%2020-73)