Buick Encore GX 2019–2024 — technical service bulletin
Bulletin 23-NA-214 · NHTSA communication 10250258 · issued Jan 26, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2024
model years
60
vehicle entries
Official summary
This service bulletin provides Information on Purge Pump Part Replacement and Purge pump Part Number Interchangeability.
Vehicles covered
- 2020 Buick Encore GX
- 2021 Buick Encore GX
- 2022 Buick Encore GX
- 2023 Buick Encore GX
- 2024 Buick Encore GX
- 2021 Buick Envision
- 2022 Buick Envision
- 2023 Buick Envision
- 2024 Buick Envision
- 2024 Buick Envista
- 2020 Cadillac CT4
- 2021 Cadillac CT4
- 2022 Cadillac CT4
- 2023 Cadillac CT4
- 2024 Cadillac CT4
- 2020 Cadillac CT5
- 2021 Cadillac CT5
- 2022 Cadillac CT5
- 2023 Cadillac CT5
- 2024 Cadillac CT5
- 2019 Cadillac CT6
- 2019 Cadillac XT4
- 2020 Cadillac XT4
- 2021 Cadillac XT4
- 2022 Cadillac XT4
- 2023 Cadillac XT4
- 2024 Cadillac XT4
- 2020 Cadillac XT5
- 2021 Cadillac XT5
- 2022 Cadillac XT5
- 2023 Cadillac XT5
- 2024 Cadillac XT5
- 2020 Cadillac XT6
- 2021 Cadillac XT6
- 2022 Cadillac XT6
- 2023 Cadillac XT6
- 2024 Cadillac XT6
- 2020 Chevrolet Blazer
- 2021 Chevrolet Blazer
- 2022 Chevrolet Blazer
- 2023 Chevrolet Blazer
- 2024 Chevrolet Blazer
- 2023 Chevrolet Colorado
- 2024 Chevrolet Colorado
- 2019 Chevrolet Silverado 1500
- 2020 Chevrolet Silverado 1500
- 2021 Chevrolet Silverado 1500
- 2022 Chevrolet Silverado 1500
- 2023 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 1500
- 2021 Chevrolet Trailblazer
- 2022 Chevrolet Trailblazer
- 2023 Chevrolet Trailblazer
- 2024 Chevrolet Trailblazer
- 2024 Chevrolet Traverse
- 2024 Chevrolet Trax
- 2020 GMC Acadia
- 2021 GMC Acadia
- 2022 GMC Acadia
- 2023 GMC Acadia
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.