Freightliner Business Class M2 2003–2011 — technical service bulletin
Bulletin SB-46-48 · NHTSA communication 10033171 · issued Jan 1, 2010
Technical service bulletin
communication type
Steering
component
2003–2011
model years
42
vehicle entries
Official summary
Freightliner: trw tas85 steering gear internal leakage test. Some trw tas85 steering gears have been equipped with an internal relief valve. These steering gears are typically installed with power steering pumps that have a pressure relief rating greater than 2175 psi (150 bar). The internal relief valve limits maximum supply pressure to protect the steering gear. Models fld conventional, century class conventional, columbia, coronado, business class m2 and cascadia. No model years listed. *pe
Vehicles covered
- 2005 Freightliner Business Class M2
- 2006 Freightliner Business Class M2
- 2007 Freightliner Business Class M2
- 2008 Freightliner Business Class M2
- 2009 Freightliner Business Class M2
- 2010 Freightliner Business Class M2
- 2011 Freightliner Business Class M2
- 2005 Freightliner Cascadia
- 2006 Freightliner Cascadia
- 2007 Freightliner Cascadia
- 2008 Freightliner Cascadia
- 2009 Freightliner Cascadia
- 2010 Freightliner Cascadia
- 2011 Freightliner Cascadia
- 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
- 2005 Freightliner Columbia
- 2006 Freightliner Columbia
- 2007 Freightliner Columbia
- 2008 Freightliner Columbia
- 2009 Freightliner Columbia
- 2010 Freightliner Columbia
- 2011 Freightliner Columbia
- 2005 Freightliner Coronado
- 2006 Freightliner Coronado
- 2007 Freightliner Coronado
- 2008 Freightliner Coronado
- 2009 Freightliner Coronado
- 2010 Freightliner Coronado
- 2011 Freightliner Coronado
- 2004 Freightliner FLD
- 2006 Freightliner FLD
- 2007 Freightliner FLD
- 2008 Freightliner FLD
- 2009 Freightliner FLD
- 2010 Freightliner FLD
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.