Freightliner Cascadia 1999–2011 — technical service bulletin
Bulletin 20TS-01 · NHTSA communication 10170603 · issued Jan 21, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
1999–2011
model years
60
vehicle entries
Official summary
Technical Service Letter for DDC Series 60 engines concerning Series 60 Cylinder Head Resurfacing/Finish. Detroit Diesel does not recommend third party resurfacing of Series 60 cylinder heads (outside of Detroit and Detroit Reman).
Vehicles covered
- 2007 Freightliner Cascadia
- 2008 Freightliner Cascadia
- 2009 Freightliner Cascadia
- 2010 Freightliner Cascadia
- 2011 Freightliner Cascadia
- 2002 Freightliner Century Class
- 2003 Freightliner Century Class
- 2004 Freightliner Century Class
- 2005 Freightliner Century Class
- 2006 Freightliner Century Class
- 2007 Freightliner Century Class
- 2008 Freightliner Century Class
- 2009 Freightliner Century Class
- 2010 Freightliner Century Class
- 2011 Freightliner Century Class
- 1999 Freightliner Columbia
- 2000 Freightliner Columbia
- 2002 Freightliner Columbia
- 2003 Freightliner Columbia
- 2004 Freightliner Columbia
- 2005 Freightliner Columbia
- 2006 Freightliner Columbia
- 2007 Freightliner Columbia
- 2008 Freightliner Columbia
- 2009 Freightliner Columbia
- 2010 Freightliner Columbia
- 2011 Freightliner Columbia
- 2002 Freightliner Coronado
- 2003 Freightliner Coronado
- 2004 Freightliner Coronado
- 2005 Freightliner Coronado
- 2006 Freightliner Coronado
- 2007 Freightliner Coronado
- 2008 Freightliner Coronado
- 2009 Freightliner Coronado
- 2010 Freightliner Coronado
- 2011 Freightliner Coronado
- 2002 Western Star 4700
- 2003 Western Star 4700
- 2004 Western Star 4700
- 2005 Western Star 4700
- 2006 Western Star 4700
- 2007 Western Star 4700
- 2008 Western Star 4700
- 2009 Western Star 4700
- 2010 Western Star 4700
- 2011 Western Star 4700
- 2004 Western Star 4800
- 2005 Western Star 4800
- 2006 Western Star 4800
- 2007 Western Star 4800
- 2008 Western Star 4800
- 2009 Western Star 4800
- 2010 Western Star 4800
- 2011 Western Star 4800
- 2002 Western Star 4900
- 2003 Western Star 4900
- 2004 Western Star 4900
- 2005 Western Star 4900
- 2006 Western Star 4900
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.