Freightliner Cascadia 2002–2019 — technical service bulletin
Bulletin sb4269 · NHTSA communication 10140992 · issued Mar 1, 2013
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2019
model years
18
vehicle entries
Official summary
sb4269 DEF Metering Unit Inlet Screen Clogging Due to Excessive Moisture in the Air System
Vehicles covered
- 2002 Freightliner Cascadia
- 2003 Freightliner Cascadia
- 2004 Freightliner Cascadia
- 2005 Freightliner Cascadia
- 2006 Freightliner Cascadia
- 2007 Freightliner Cascadia
- 2008 Freightliner Cascadia
- 2009 Freightliner Cascadia
- 2010 Freightliner Cascadia
- 2011 Freightliner Cascadia
- 2012 Freightliner Cascadia
- 2013 Freightliner Cascadia
- 2014 Freightliner Cascadia
- 2015 Freightliner Cascadia
- 2016 Freightliner Cascadia
- 2017 Freightliner Cascadia
- 2018 Freightliner Cascadia
- 2019 Freightliner Cascadia
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.