April 8, 2019 Service bulletin

Information Only: Proper instructions for closure of power distribution box cover to prevent corrosion.

Kenworth technical service bulletin 34-077 for 2011-2020 Kenworth T680, 1991-1992, 1994-2016 Peterbilt 379 and 2006-2020 Peterbilt 579 and others.

Bulletin number: 34-077
Component: Equipment: electrical
Summary: Information Only: Proper instructions for closure of power distribution box cover to prevent corrosion.

Vehicles covered

Kenworth T680 2011-2020 2013 2014 2015 2016 2017 2018 2019 2020
Peterbilt 379 1991-1992, 1994-2016 2009 2010 2011 2012 2013 2014 2015 2016
Peterbilt 579 2006-2020 2013 2014 2015 2016 2017 2018 2019 2020
Peterbilt Peterbilt 1990-2003 1996 1997 1998 1999 2000 2001 2002 2003
Peterbilt 389 2004-2019 2012 2013 2014 2015 2016 2017 2018 2019
Peterbilt 388 2004-2016 2009 2010 2011 2012 2013 2014 2015 2016
Peterbilt 357 1994-2016 2009 2010 2011 2012 2013 2014 2015 2016
Peterbilt 386 2004-2019 2012 2013 2014 2015 2016 2017 2018 2019
Peterbilt 387 1998-2016 2009 2010 2011 2012 2013 2014 2015 2016
Kenworth T880 2011-2020 2013 2014 2015 2016 2017 2018 2019 2020
Peterbilt 567 2006-2019 2012 2013 2014 2015 2016 2017 2018 2019
Peterbilt Conventional 1993, 1995-1996 1993 1995 1996
Peterbilt 587 2006-2019 2012 2013 2014 2015 2016 2017 2018 2019
Peterbilt 377 1994-2001 1994 1995 1996 1997 1998 1999 2000 2001
Peterbilt 335 2005-2011 2005 2006 2007 2008 2009 2010 2011
Peterbilt 520 2017-2020 2017 2018 2019 2020
Peterbilt 320 1994-2017 2010 2011 2012 2013 2014 2015 2016 2017
Peterbilt 378 1994-2016 2009 2010 2011 2012 2013 2014 2015 2016
Peterbilt 330 1996-2005, 2007-2018 2011 2012 2013 2014 2015 2016 2017 2018
Peterbilt 379XL 2000 2000
Peterbilt 337 2008-2019 2012 2013 2014 2015 2016 2017 2018 2019
Peterbilt Conventional Series 1991 1991
Peterbilt City Deliverys Series 1996 1996
Peterbilt 365 2004-2019 2012 2013 2014 2015 2016 2017 2018 2019
Peterbilt Model 220 2008-2014 2008 2009 2010 2011 2012 2013 2014
Peterbilt 372 1990-1991, 1994, 2003-2004 1990 1991 1994 2003 2004
Peterbilt 362 1994-2005 1998 1999 2000 2001 2002 2003 2004 2005
Peterbilt 375 1994-1996, 1999 1994 1995 1996 1999
Peterbilt 385 1995-2016 2009 2010 2011 2012 2013 2014 2015 2016
Peterbilt Class 7 2001 2001
Peterbilt Class 8 2001 2001
Peterbilt 367 2004-2019 2012 2013 2014 2015 2016 2017 2018 2019
Peterbilt 201 2005 2005
Peterbilt 340 2006-2011 2006 2007 2008 2009 2010 2011
Peterbilt 382 2006-2016 2009 2010 2011 2012 2013 2014 2015 2016
Peterbilt 379K 2007-2008 2007 2008
Peterbilt 384 2007-2016 2009 2010 2011 2012 2013 2014 2015 2016
Peterbilt 210 2008-2018 2011 2012 2013 2014 2015 2016 2017 2018
Peterbilt 325 2008, 2010-2011, 2014-2017 2008 2010 2011 2014 2015 2016 2017
Peterbilt 348 2008-2019 2012 2013 2014 2015 2016 2017 2018 2019

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