Dodge Ram 1500 2007–2020 — technical service bulletin
Bulletin 55221 · NHTSA communication 10162495 · issued May 16, 2019
Technical service bulletin
communication type
Engine
component
2007–2020
model years
60
vehicle entries
Official summary
Engine Oil- OW20
Vehicles covered
- 2010 Dodge Ram 1500
- 2011 Dodge Ram 1500
- 2012 Dodge Ram 1500
- 2010 Dodge Ram 2500
- 2011 Dodge Ram 2500
- 2012 Dodge Ram 2500
- 2010 Dodge Ram 3500
- 2011 Dodge Ram 3500
- 2012 Dodge Ram 3500
- 2011 Dodge Ram 4500
- 2012 Dodge Ram 4500
- 2011 Dodge Ram 5500
- 2012 Dodge Ram 5500
- 2009 RAM 1500
- 2013 RAM 1500
- 2014 RAM 1500
- 2015 RAM 1500
- 2016 RAM 1500
- 2017 RAM 1500
- 2018 RAM 1500
- 2019 RAM 1500
- 2020 RAM 1500
- 2009 RAM 2500
- 2013 RAM 2500
- 2014 RAM 2500
- 2015 RAM 2500
- 2016 RAM 2500
- 2017 RAM 2500
- 2018 RAM 2500
- 2019 RAM 2500
- 2007 RAM 3500
- 2008 RAM 3500
- 2009 RAM 3500
- 2013 RAM 3500
- 2014 RAM 3500
- 2015 RAM 3500
- 2016 RAM 3500
- 2017 RAM 3500
- 2018 RAM 3500
- 2019 RAM 3500
- 2008 RAM 4500
- 2009 RAM 4500
- 2010 RAM 4500
- 2013 RAM 4500
- 2014 RAM 4500
- 2015 RAM 4500
- 2016 RAM 4500
- 2017 RAM 4500
- 2018 RAM 4500
- 2019 RAM 4500
- 2008 RAM 5500
- 2009 RAM 5500
- 2010 RAM 5500
- 2013 RAM 5500
- 2014 RAM 5500
- 2015 RAM 5500
- 2016 RAM 5500
- 2017 RAM 5500
- 2018 RAM 5500
- 2019 RAM 5500
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.