August 1, 2014 Service bulletin

Isuzu: information regarding corrosion inhibitor improvement that changes color of coolant to a dark color...

Isuzu technical service bulletin IB-14-X-001 for 1994-2010, 2012 Isuzu NPR, 1997-2013 Isuzu N-Series and 1995-1996, 1998-2001, 2004-2010 Isuzu NPR HD and others.

Bulletin number: IB-14-X-001
Component: Engine and engine cooling
Summary: Isuzu: information regarding corrosion inhibitor improvement that changes color of coolant to a dark color and is added at port to both radiator and surge tank.

Owners of these vehicles have filed 14 complaints in the engine category.

Vehicles covered

Isuzu NPR 1994-2010, 2012 2004 2005 2006 2007 2008 2009 2010 2012
Isuzu N-Series 1997-2013 2006 2007 2008 2009 2010 2011 2012 2013
Isuzu NPR HD 1995-1996, 1998-2001, 2004-2010 2001 2004 2005 2006 2007 2008 2009 2010
Isuzu NQR 1999-2010, 2012 2004 2005 2006 2007 2008 2009 2010 2012
Isuzu NRR 1994-2010 2003 2004 2005 2006 2007 2008 2009 2010

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