Buick Encore 2011–2021 — technical service bulletin
Bulletin 19-NA-101 · NHTSA communication 11006376 · issued Jul 25, 2024
Technical service bulletin
communication type
Engine
component
2011–2021
model years
30
vehicle entries
Official summary
This service bulletin provides a procedure to replace the intake manifold if diagnostics has found the Non Return Valve missing to correct customer concerns of possible oil consumption and//or leaks.
Vehicles covered
- 2013 Buick Encore
- 2014 Buick Encore
- 2015 Buick Encore
- 2016 Buick Encore
- 2017 Buick Encore
- 2018 Buick Encore
- 2019 Buick Encore
- 2011 Chevrolet Cruze
- 2012 Chevrolet Cruze
- 2013 Chevrolet Cruze
- 2014 Chevrolet Cruze
- 2015 Chevrolet Cruze
- 2016 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
- 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.