Buick Envision 2022–2026 — technical service bulletin
Bulletin PIP6092A · NHTSA communication 11026721 · issued Dec 17, 2025
Technical service bulletin
communication type
Unknown / 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.