Kenworth 54 1996–2021 — technical service bulletin

Bulletin 32-015 · NHTSA communication 10177021 · issued Jun 8, 2020

Technical service bulletin

communication type

Electrical System

component

1996–2021

model years

vehicle entries

Official summary

Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.

Vehicles covered

2007 Kenworth 54
2008 Kenworth 953
2011 Kenworth 963
2012 Kenworth 963
2013 Kenworth 963
2014 Kenworth 963
2015 Kenworth 963
2016 Kenworth 963
2008 Kenworth Aerocab
1996 Kenworth C500
1997 Kenworth C500
1998 Kenworth C500
1999 Kenworth C500
2000 Kenworth C500
2001 Kenworth C500
2002 Kenworth C500
2003 Kenworth C500
2004 Kenworth C500
2005 Kenworth C500
2006 Kenworth C500
2007 Kenworth C500
2008 Kenworth C500
2009 Kenworth C500
2010 Kenworth C500
2011 Kenworth C500
2012 Kenworth C500
2013 Kenworth C500
2014 Kenworth C500
2015 Kenworth C500
2016 Kenworth C500
2017 Kenworth C500
2018 Kenworth C500
2019 Kenworth C500
2007 Kenworth C510
2011 Kenworth C540
2012 Kenworth C540
2013 Kenworth C540
2014 Kenworth C540
2015 Kenworth C540
2016 Kenworth C540
2008 Kenworth C548CH
2009 Kenworth C548CH
2011 Kenworth C550
2012 Kenworth C550
2013 Kenworth C550
2014 Kenworth C550
2015 Kenworth C550
2016 Kenworth C550
1996 Kenworth Conventional
1999 Kenworth Conventional
2003 Kenworth Conventional
2000 Kenworth Conventional Series
1996 Kenworth K100
1997 Kenworth K100
1998 Kenworth K100
1999 Kenworth K100
2000 Kenworth K100
2001 Kenworth K100
2004 Kenworth K100
1996 Kenworth K100E

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.