Buick Envision 2022–2026 — technical service bulletin
Bulletin PIP6092A · NHTSA communication 11026721 · issued Dec 17, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2022–2026
model years
33
vehicle entries
Official summary
This preliminary information advises dealers that Engine Control Module designation E01 is on a ordering restriction through technical assistance.
Vehicles covered
- 2023 Buick Envision
- 2024 Buick Envision
- 2025 Buick Envision
- 2022 Cadillac CT4
- 2023 Cadillac CT4
- 2024 Cadillac CT4
- 2025 Cadillac CT4
- 2026 Cadillac CT4
- 2022 Cadillac CT5
- 2023 Cadillac CT5
- 2024 Cadillac CT5
- 2025 Cadillac CT5
- 2026 Cadillac CT5
- 2024 Cadillac XT4
- 2025 Cadillac XT4
- 2023 Chevrolet Colorado
- 2024 Chevrolet Colorado
- 2025 Chevrolet Colorado
- 2026 Chevrolet Colorado
- 2022 Chevrolet Silverado 1500
- 2023 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 1500
- 2025 Chevrolet Silverado 1500
- 2026 Chevrolet Silverado 1500
- 2023 GMC Canyon
- 2024 GMC Canyon
- 2025 GMC Canyon
- 2026 GMC Canyon
- 2022 GMC Sierra 1500
- 2023 GMC Sierra 1500
- 2024 GMC Sierra 1500
- 2025 GMC Sierra 1500
- 2026 GMC Sierra 1500
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.