Buick Enclave 2016–2023 — technical service bulletin

Bulletin 15-NA-087 · NHTSA communication 10225708 · issued Oct 25, 2022

Technical service bulletin

communication type

Engine and Engine Cooling

component

2016–2023

model years

vehicle entries

Official summary

This technical bulletin advises the technician to rest the MIL and diagnose additional DTCs for why the code is setting and disabling the start/stop system.

Vehicles covered

2018 Buick Enclave
2019 Buick Enclave
2020 Buick Enclave
2021 Buick Enclave
2022 Buick Enclave
2023 Buick Enclave
2016 Buick Encore
2017 Buick Encore
2018 Buick Encore
2019 Buick Encore
2020 Buick Encore
2021 Buick Encore
2022 Buick Encore
2016 Buick Envision
2017 Buick Envision
2018 Buick Envision
2019 Buick Envision
2020 Buick Envision
2021 Buick Envision
2022 Buick Envision
2017 Buick Lacrosse
2018 Buick Lacrosse
2019 Buick Lacrosse
2017 Cadillac Ats
2018 Cadillac Ats
2019 Cadillac Ats
2016 Cadillac CT6
2017 Cadillac CT6
2018 Cadillac CT6
2019 Cadillac CT6
2020 Cadillac CT6
2021 Cadillac CT6
2019 Cadillac CTS
2019 Cadillac XT4
2020 Cadillac XT4
2021 Cadillac XT4
2022 Cadillac XT4
2023 Cadillac XT4
2017 Cadillac XT5
2018 Cadillac XT5
2019 Cadillac XT5
2020 Cadillac XT5
2021 Cadillac XT5
2022 Cadillac XT5
2023 Cadillac XT5
2020 Cadillac XT6
2021 Cadillac XT6
2022 Cadillac XT6
2023 Cadillac XT6
2022 Chevrolet Bolt Euv
2023 Chevrolet Bolt Euv
2021 Chevrolet Bolt EV
2022 Chevrolet Bolt EV
2023 Chevrolet Bolt EV
2016 Chevrolet Cruze
2017 Chevrolet Cruze
2018 Chevrolet Cruze
2019 Chevrolet Cruze
2018 Chevrolet Equinox
2019 Chevrolet Equinox

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.