May 18, 2022 Service bulletin

Emcon (Spark Assist) Engine Aftertreatment System Troubleshooting Check Sheet

Mack technical service bulletin KC-663 for 1990-1999, 2001 Mack Mack, 2016-2022 Mack Anthem (An) and 2018-2023 Mack Granite (GR) and others.

Bulletin number: KC-663
Component: Engine and engine cooling
Summary: Emcon (Spark Assist) Engine Aftertreatment System Troubleshooting Check Sheet - US07 Emissions

Owners of these vehicles have filed 13 complaints in the engine category.

Vehicles covered

Mack Mack 1990-1999, 2001 1993 1994 1995 1996 1997 1998 1999 2001
Mack Anthem (An) 2016-2022 2016 2017 2018 2019 2020 2021 2022
Mack Granite (GR) 2018-2023 2018 2019 2020 2021 2022 2023
Mack CXU612 2008, 2010-2011 2008 2010 2011
Mack CH 1990-2007 2000 2001 2002 2003 2004 2005 2006 2007
Mack Gu 2006-2018 2011 2012 2013 2014 2015 2016 2017 2018
Mack CH600 1995-1997, 2001 1995 1996 1997 2001
Mack Cxu 2006-2018 2011 2012 2013 2014 2015 2016 2017 2018
Mack CL 1990-2008 2001 2002 2003 2004 2005 2006 2007 2008
Mack CV 1998-2008 2001 2002 2003 2004 2005 2006 2007 2008
Mack RD 1990-1996, 1998-2005 1998 1999 2000 2001 2002 2003 2004 2005
Mack Granite (Gu) 2007-2017 2010 2011 2012 2013 2014 2015 2016 2017
Mack MD 2020-2023 2020 2021 2022 2023
Mack CH613 1993-1994, 1996-1998 1993 1994 1996 1997 1998
Mack CX613 2001-2003 2001 2002 2003
Mack Pinnacle (Cxu) 2007-2022 2015 2016 2017 2018 2019 2020 2021 2022
Mack DM 1990-1995, 1998-2006 1999 2000 2001 2002 2003 2004 2005 2006
Mack MR 1990-2007 2000 2001 2002 2003 2004 2005 2006 2007
Mack LE 1995-2007 2000 2001 2002 2003 2004 2005 2006 2007
Mack CH612 1996-1998 1996 1997 1998
Mack CX 1998-2007 2000 2001 2002 2003 2004 2005 2006 2007
Mack Trucks Inc. FCM7133 1999-2002, 2004 1999 2000 2001 2002 2004
Mack Vision 2000 2000
Mack CHN 2002-2008 2002 2003 2004 2005 2006 2007 2008
Mack RD600 2002 2002
Mack Mru 2007-2018 2011 2012 2013 2014 2015 2016 2017 2018
Mack Pinnacle (Chu) 2007-2022 2015 2016 2017 2018 2019 2020 2021 2022
Mack LR 2010-2022 2015 2016 2017 2018 2019 2020 2021 2022
Mack All W/Faw617 Front Axle 1990 1990
Mack CF 1990-1992 1990 1991 1992
Mack CHR 1990-1992 1990 1991 1992
Mack DMM 1990-1992, 2000-2001, 2003 1990 1991 1992 2000 2001 2003
Mack FDM 1990-1993, 1996-1997 1990 1991 1992 1993 1996 1997
Mack MC 1990-1992 1990 1991 1992
Mack MH 1990-1993 1990 1991 1992 1993
Mack MHR 1990-1992 1990 1991 1992
Mack Mid-Liner 1990, 1998-1999 1990 1998 1999
Mack MS200 1990, 1994, 1999 1990 1994 1999
Mack MS250 1990 1990
Mack MS300 1990 1990

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