Buick Lacrosse 2010–2017 — technical service bulletin
Bulletin 21NA280 · NHTSA communication 10205596 · issued Nov 29, 2021
Technical service bulletin
communication type
Electrical System
component
2010–2017
model years
32
vehicle entries
Official summary
This service bulletin provides diagnostic repair information for customer concerns of Engine Run-On, Rough Running, Malfunction Indicator Lamp (MIL) Illuminated.
Vehicles covered
- 2010 Buick Lacrosse
- 2011 Buick Lacrosse
- 2012 Buick Lacrosse
- 2011 Buick Regal
- 2012 Buick Verano
- 2013 Buick Verano
- 2014 Buick Verano
- 2015 Buick Verano
- 2016 Buick Verano
- 2017 Buick Verano
- 2012 Chevrolet Captiva
- 2013 Chevrolet Captiva
- 2014 Chevrolet Captiva
- 2015 Chevrolet Captiva
- 2016 Chevrolet Captiva
- 2012 Chevrolet Captiva Sport
- 2010 Chevrolet Equinox
- 2011 Chevrolet Equinox
- 2012 Chevrolet Equinox
- 2013 Chevrolet Equinox
- 2014 Chevrolet Equinox
- 2015 Chevrolet Equinox
- 2016 Chevrolet Equinox
- 2017 Chevrolet Equinox
- 2010 GMC Terrain
- 2011 GMC Terrain
- 2012 GMC Terrain
- 2013 GMC Terrain
- 2014 GMC Terrain
- 2015 GMC Terrain
- 2016 GMC Terrain
- 2017 GMC Terrain
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.