Buick Encore 2008–2021 — technical service bulletin
Bulletin 18NA033 · NHTSA communication 10212551 · issued Dec 2, 2021
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2008–2021
model years
39
vehicle entries
Official summary
This bulletin provides information for the low oil pressure light on at idle, which may be caused by oil pressure being bled off due to debris in the oil drain check valve and/or a smashed oil filter.
Vehicles covered
- 2013 Buick Encore
- 2014 Buick Encore
- 2015 Buick Encore
- 2016 Buick Encore
- 2017 Buick Encore
- 2018 Buick Encore
- 2019 Buick Encore
- 2020 Buick Encore
- 2021 Buick Encore
- 2009 Chevrolet Aveo
- 2010 Chevrolet Aveo
- 2011 Chevrolet Aveo
- 2012 Chevrolet Aveo
- 2011 Chevrolet Cruze
- 2012 Chevrolet Cruze
- 2013 Chevrolet Cruze
- 2014 Chevrolet Cruze
- 2015 Chevrolet Cruze
- 2016 Chevrolet Cruze
- 2017 Chevrolet Cruze
- 2018 Chevrolet Cruze
- 2012 Chevrolet Sonic
- 2013 Chevrolet Sonic
- 2014 Chevrolet Sonic
- 2017 Chevrolet Sonic
- 2018 Chevrolet Sonic
- 2019 Chevrolet Sonic
- 2020 Chevrolet Sonic
- 2013 Chevrolet Trax
- 2014 Chevrolet Trax
- 2017 Chevrolet Trax
- 2018 Chevrolet Trax
- 2019 Chevrolet Trax
- 2020 Chevrolet Trax
- 2021 Chevrolet Trax
- 2009 Pontiac G3
- 2010 Pontiac G3
- 2008 Saturn Astra
- 2009 Saturn Astra
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.