Buick Encore 2011–2021 — technical service bulletin
Bulletin 20NA024 · NHTSA communication 10191199 · issued Mar 16, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2021
model years
48
vehicle entries
Official summary
This service bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures.
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
- 2020 Buick Encore GX
- 2021 Buick Encore GX
- 2011 Chevrolet Cruze
- 2012 Chevrolet Cruze
- 2013 Chevrolet Cruze
- 2014 Chevrolet Cruze
- 2015 Chevrolet Cruze
- 2016 Chevrolet Cruze
- 2017 Chevrolet Cruze
- 2018 Chevrolet Cruze
- 2019 Chevrolet Cruze
- 2012 Chevrolet Sonic
- 2013 Chevrolet Sonic
- 2014 Chevrolet Sonic
- 2015 Chevrolet Sonic
- 2016 Chevrolet Sonic
- 2017 Chevrolet Sonic
- 2018 Chevrolet Sonic
- 2019 Chevrolet Sonic
- 2020 Chevrolet Sonic
- 2013 Chevrolet Spark
- 2014 Chevrolet Spark
- 2015 Chevrolet Spark
- 2017 Chevrolet Spark
- 2018 Chevrolet Spark
- 2019 Chevrolet Spark
- 2020 Chevrolet Spark
- 2016 Chevrolet Spark EV
- 2017 Chevrolet Spark EV
- 2021 Chevrolet Trailblazer
- 2013 Chevrolet Trax
- 2014 Chevrolet Trax
- 2015 Chevrolet Trax
- 2016 Chevrolet Trax
- 2017 Chevrolet Trax
- 2018 Chevrolet Trax
- 2019 Chevrolet Trax
- 2020 Chevrolet Trax
- 2021 Chevrolet Trax
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.