Buick Enclave 2018–2025 — technical service bulletin

Bulletin 23-NA-164 · NHTSA communication 11007724 · issued Aug 14, 2024

Technical service bulletin

communication type

Electrical System

component

2018–2025

model years

vehicle entries

Official summary

This technical bulletin provides repair information to correct a customer concern of Vehicle Will Lock and Unlock (Active Functions Work) but Will Not Crank or Start (Loss of Passive Functions Do Not Work)

Vehicles covered

2018 Buick Enclave
2019 Buick Enclave
2020 Buick Enclave
2021 Buick Enclave
2022 Buick Enclave
2023 Buick Enclave
2024 Buick Enclave
2019 Buick Envision
2020 Buick Envision
2018 Cadillac XT5
2019 Cadillac XT5
2020 Cadillac XT5
2021 Cadillac XT5
2022 Cadillac XT5
2023 Cadillac XT5
2024 Cadillac XT5
2025 Cadillac XT5
2020 Cadillac XT6
2021 Cadillac XT6
2022 Cadillac XT6
2023 Cadillac XT6
2024 Cadillac XT6
2025 Cadillac XT6
2019 Chevrolet Blazer
2020 Chevrolet Blazer
2021 Chevrolet Blazer
2022 Chevrolet Blazer
2023 Chevrolet Blazer
2024 Chevrolet Blazer
2018 Chevrolet Equinox
2019 Chevrolet Equinox
2020 Chevrolet Equinox
2021 Chevrolet Equinox
2022 Chevrolet Equinox
2019 Chevrolet Malibu
2020 Chevrolet Malibu
2021 Chevrolet Malibu
2022 Chevrolet Malibu
2018 Chevrolet Traverse
2019 Chevrolet Traverse
2020 Chevrolet Traverse
2021 Chevrolet Traverse
2022 Chevrolet Traverse
2023 Chevrolet Traverse
2024 Chevrolet Traverse
2019 GMC Acadia
2020 GMC Acadia
2021 GMC Acadia
2022 GMC Acadia
2023 GMC Acadia
2018 GMC Terrain
2019 GMC Terrain
2020 GMC Terrain
2021 GMC Terrain
2022 GMC Terrain

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.