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Technical Service Bulletins of the 2003 Western Star 5900

There have been 3 technical service bulletins issued for the 2003 Western Star 5900.

1 2003 Western Star 5900 brake disc TSB (Bulletin WSB-42-05)

Bulletin Date: Aug. 1, 2012
Component: Brake disc.
Bulletin Summary: Western star: an issue with thermal overload on bendix air disc brakes where abs sensor wires melts, brake actuator fails to properly operate due to vent hole in bottom not opening, calipers coated with red or bright orange dust and tapped
Vehicles covered in this TSB:
2010 Western Star 4700, 2011 Western Star 4700, 2012 Western Star 4700, 2013 Western Star 4700, 2002 Western Star 4800, 2010 Western Star 4900, 2011 Western Star 4900, 2012 Western Star 4900, 2013 Western Star 4900, 2003 Western Star 5900, 2010 Western Star 6900, 2011 Western Star 6900, 2012 Western Star 6900, 2013 Western Star 6900, 2010 Western Star Constellation, 2011 Western Star Constellation, 2012 Western Star Constellation.

2 2003 Western Star 5900 brake disc caliper TSB (Bulletin WSB-42-05)

Bulletin Date: Aug. 1, 2012
Component: Brake disc caliper.
Bulletin Summary: Western star: an issue with thermal overload on bendix air disc brakes where abs sensor wires melts, brake actuator fails to properly operate due to vent hole in bottom not opening, calipers coated with red or bright orange dust and tapped
Vehicles covered in this TSB:
2010 Western Star 4700, 2011 Western Star 4700, 2012 Western Star 4700, 2013 Western Star 4700, 2002 Western Star 4800, 2010 Western Star 4900, 2011 Western Star 4900, 2012 Western Star 4900, 2013 Western Star 4900, 2003 Western Star 5900, 2010 Western Star 6900, 2011 Western Star 6900, 2012 Western Star 6900, 2013 Western Star 6900, 2010 Western Star Constellation, 2011 Western Star Constellation, 2012 Western Star Constellation.

3 2003 Western Star 5900 brake drum TSB (Bulletin WSB-42-6)

Bulletin Date: May. 1, 2012
Component: Brake drum.
Bulletin Summary: Western star: when applying the brakes, some trucks will experience severe shaking or shimmying. Models constellation, 4700, 4800, 4900, 6900 and 5900. No model years listed.
Vehicles covered in this TSB:
2013 Western Star 4700, 2002 Western Star 4800, 2010 Western Star 4900, 2013 Western Star 4900, 2003 Western Star 5900, 2010 Western Star 6900, 2013 Western Star 6900, 2012 Western Star Constellation, Western Star Constellation.

4 2003 Western Star 5900 diesel engine TSB (Bulletin SB-49-12)

Bulletin Date: May. 1, 2012
Component: Diesel engine.
Bulletin Summary: Western star: around the diesel exhaust fluid (def) an excessive amount of crystal or powder built up indicates a leak caused by evaporation of def exposed to air and/or dampness.
Vehicles covered in this TSB:
2012 Western Star 4700, 2013 Western Star 4700, 1994 Western Star 4800, 1995 Western Star 4800, 1996 Western Star 4800, 1997 Western Star 4800, 1998 Western Star 4800, 1999 Western Star 4800, 2000 Western Star 4800, 2001 Western Star 4800, 2002 Western Star 4800, Western Star 48FX, 1994 Western Star 4900, 1995 Western Star 4900, 1996 Western Star 4900, 1997 Western Star 4900, 1998 Western Star 4900, 1999 Western Star 4900, 2000 Western Star 4900, 2001 Western Star 4900, 2002 Western Star 4900, 2003 Western Star 4900, 2004 Western Star 4900, 2005 Western Star 4900, 2006 Western Star 4900, 2007 Western Star 4900, 2008 Western Star 4900, 2009 Western Star 4900, 2010 Western Star 4900, 2011 Western Star 4900, 2012 Western Star 4900, 2013 Western Star 4900, 2002 Western Star 4900 Sa, 2003 Western Star 4900 Sa, 2004 Western Star 4900 Sa, 2005 Western Star 4900 Sa, 2006 Western Star 4900 Sa, 2007 Western Star 4900 Sa, 2008 Western Star 4900 Sa, 2009 Western Star 4900 Sa, 2010 Western Star 4900 Sa, 2011 Western Star 4900 Sa, 2003 Western Star 4900EX, 2004 Western Star 4900EX, 2006 Western Star 4900EX, 2007 Western Star 4900EX, 2000 Western Star 4900FA, 2003 Western Star 4900FA, 2004 Western Star 4900FA, 2003 Western Star 4900SA, 2004 Western Star 4900SA, 1997 Western Star 5800, 1998 Western Star 5800, 1999 Western Star 5800, 2000 Western Star 5800, 2001 Western Star 5800, 2002 Western Star 5800, 1994 Western Star 5900, 1996 Western Star 5900, 1997 Western Star 5900, 1998 Western Star 5900, 1999 Western Star 5900, 2000 Western Star 5900, 2001 Western Star 5900, 2002 Western Star 5900, 2003 Western Star 5900, Western Star 5900, Western Star 5900 Heavy Duty, Western Star 5900SS, Western Star 59SS, 1994 Western Star 6900, 1995 Western Star 6900, 1996 Western Star 6900, 1997 Western Star 6900, 1998 Western Star 6900, 1999 Western Star 6900, 2000 Western Star 6900, 2001 Western Star 6900, 2002 Western Star 6900, 2003 Western Star 6900, 2004 Western Star 6900, 2005 Western Star 6900, 2006 Western Star 6900, 2007 Western Star 6900, 2008 Western Star 6900, 2009 Western Star 6900, 2010 Western Star 6900, 2011 Western Star 6900, 2012 Western Star 6900, 2013 Western Star 6900, 1995 Western Star Constellation, 1996 Western Star Constellation, 1997 Western Star Constellation, 1998 Western Star Constellation, 1999 Western Star Constellation, 2001 Western Star Constellation, 2009 Western Star Constellation, 2010 Western Star Constellation, 2011 Western Star Constellation, 2012 Western Star Constellation, Western Star Constellation.

5 2003 Western Star 5900 diesel fuel system TSB (Bulletin SB-49-12)

Bulletin Date: May. 1, 2012
Component: Diesel fuel system.
Bulletin Summary: Western star: around the diesel exhaust fluid (def) an excessive amount of crystal or powder built up indicates a leak caused by evaporation of def exposed to air and/or dampness.
Vehicles covered in this TSB:
2012 Western Star 4700, 2013 Western Star 4700, 1994 Western Star 4800, 1995 Western Star 4800, 1996 Western Star 4800, 1997 Western Star 4800, 1998 Western Star 4800, 1999 Western Star 4800, 2000 Western Star 4800, 2001 Western Star 4800, 2002 Western Star 4800, Western Star 48FX, 1994 Western Star 4900, 1995 Western Star 4900, 1996 Western Star 4900, 1997 Western Star 4900, 1998 Western Star 4900, 1999 Western Star 4900, 2000 Western Star 4900, 2001 Western Star 4900, 2002 Western Star 4900, 2003 Western Star 4900, 2004 Western Star 4900, 2005 Western Star 4900, 2006 Western Star 4900, 2007 Western Star 4900, 2008 Western Star 4900, 2009 Western Star 4900, 2010 Western Star 4900, 2011 Western Star 4900, 2012 Western Star 4900, 2013 Western Star 4900, 2002 Western Star 4900 Sa, 2003 Western Star 4900 Sa, 2004 Western Star 4900 Sa, 2005 Western Star 4900 Sa, 2006 Western Star 4900 Sa, 2007 Western Star 4900 Sa, 2008 Western Star 4900 Sa, 2009 Western Star 4900 Sa, 2010 Western Star 4900 Sa, 2011 Western Star 4900 Sa, 2003 Western Star 4900EX, 2004 Western Star 4900EX, 2006 Western Star 4900EX, 2007 Western Star 4900EX, 2000 Western Star 4900FA, 2003 Western Star 4900FA, 2004 Western Star 4900FA, 2003 Western Star 4900SA, 2004 Western Star 4900SA, 1997 Western Star 5800, 1998 Western Star 5800, 1999 Western Star 5800, 2000 Western Star 5800, 2001 Western Star 5800, 2002 Western Star 5800, 1994 Western Star 5900, 1996 Western Star 5900, 1997 Western Star 5900, 1998 Western Star 5900, 1999 Western Star 5900, 2000 Western Star 5900, 2001 Western Star 5900, 2002 Western Star 5900, 2003 Western Star 5900, Western Star 5900, Western Star 5900 Heavy Duty, Western Star 5900SS, Western Star 59SS, 1994 Western Star 6900, 1995 Western Star 6900, 1996 Western Star 6900, 1997 Western Star 6900, 1998 Western Star 6900, 1999 Western Star 6900, 2000 Western Star 6900, 2001 Western Star 6900, 2002 Western Star 6900, 2003 Western Star 6900, 2004 Western Star 6900, 2005 Western Star 6900, 2006 Western Star 6900, 2007 Western Star 6900, 2008 Western Star 6900, 2009 Western Star 6900, 2010 Western Star 6900, 2011 Western Star 6900, 2012 Western Star 6900, 2013 Western Star 6900, 1995 Western Star Constellation, 1996 Western Star Constellation, 1997 Western Star Constellation, 1998 Western Star Constellation, 1999 Western Star Constellation, 2001 Western Star Constellation, 2009 Western Star Constellation, 2010 Western Star Constellation, 2011 Western Star Constellation, 2012 Western Star Constellation, Western Star Constellation.





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