Buick Enclave 2007–2021 — technical service bulletin
Bulletin 19NA256 · NHTSA communication 10198853 · issued May 24, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007–2021
model years
60
vehicle entries
Official summary
This service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
Vehicles covered
- 2008 Buick Enclave
- 2009 Buick Enclave
- 2010 Buick Enclave
- 2011 Buick Enclave
- 2012 Buick Enclave
- 2013 Buick Enclave
- 2014 Buick Enclave
- 2015 Buick Enclave
- 2016 Buick Enclave
- 2017 Buick Enclave
- 2018 Buick Enclave
- 2019 Buick Enclave
- 2020 Buick Enclave
- 2021 Buick Enclave
- 2010 Buick Lacrosse
- 2011 Buick Lacrosse
- 2012 Buick Lacrosse
- 2013 Buick Lacrosse
- 2014 Buick Lacrosse
- 2015 Buick Lacrosse
- 2016 Buick Lacrosse
- 2017 Buick Lacrosse
- 2018 Buick Lacrosse
- 2019 Buick Lacrosse
- 2017 Buick Regal
- 2018 Buick Regal
- 2019 Buick Regal
- 2020 Buick Regal
- 2013 Cadillac Ats
- 2014 Cadillac Ats
- 2015 Cadillac Ats
- 2016 Cadillac Ats
- 2017 Cadillac Ats
- 2018 Cadillac Ats
- 2019 Cadillac Ats
- 2020 Cadillac CT5
- 2021 Cadillac CT5
- 2016 Cadillac CT6
- 2017 Cadillac CT6
- 2018 Cadillac CT6
- 2019 Cadillac CT6
- 2020 Cadillac CT6
- 2007 Cadillac CTS
- 2008 Cadillac CTS
- 2009 Cadillac CTS
- 2010 Cadillac CTS
- 2011 Cadillac CTS
- 2012 Cadillac CTS
- 2013 Cadillac CTS
- 2014 Cadillac CTS
- 2015 Cadillac CTS
- 2016 Cadillac CTS
- 2017 Cadillac CTS
- 2018 Cadillac CTS
- 2019 Cadillac CTS
- 2007 Cadillac SRX
- 2008 Cadillac SRX
- 2009 Cadillac SRX
- 2010 Cadillac SRX
- 2011 Cadillac SRX
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.