Buick Enclave 2010–2024 — technical service bulletin
Bulletin 22-NA-240 · NHTSA communication 10249037 · issued Jan 11, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2010–2024
model years
60
vehicle entries
Official summary
This informational bulletin advises the tech to validate if oil is leaking into the cooling system and to test and verify were to leak is coming from before replacing all the parts that wouldn't apply to the repair.
Vehicles covered
- 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
- 2022 Buick Enclave
- 2023 Buick Enclave
- 2024 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
- 2013 Cadillac Ats
- 2014 Cadillac Ats
- 2015 Cadillac Ats
- 2016 Cadillac Ats
- 2017 Cadillac Ats
- 2018 Cadillac Ats
- 2019 Cadillac Ats
- 2022 Cadillac CT4
- 2023 Cadillac CT4
- 2024 Cadillac CT4
- 2020 Cadillac CT5
- 2021 Cadillac CT5
- 2022 Cadillac CT5
- 2023 Cadillac CT5
- 2024 Cadillac CT5
- 2016 Cadillac CT6
- 2017 Cadillac CT6
- 2018 Cadillac CT6
- 2019 Cadillac CT6
- 2020 Cadillac CT6
- 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
- 2010 Cadillac SRX
- 2011 Cadillac SRX
- 2012 Cadillac SRX
- 2013 Cadillac SRX
- 2014 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.