Buick Enclave 2023–2026 — technical service bulletin
Bulletin PIT6413A · NHTSA communication 11030201 · issued Mar 17, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2023–2026
model years
49
vehicle entries
Official summary
This preliminary information is for technicians that will have this message after USB updating the radio. The repair should not involve replacing a module as pressing the reset button will correct this issue.
Vehicles covered
- 2025 Buick Enclave
- 2026 Buick Enclave
- 2025 Buick Envision
- 2026 Buick Envision
- 2025 Cadillac Escalade
- 2026 Cadillac Escalade
- 2025 Cadillac Escalade Esv
- 2026 Cadillac Escalade Esv
- 2025 Cadillac Escalade IQ
- 2026 Cadillac Escalade IQ
- 2023 Cadillac Lyriq
- 2024 Cadillac Lyriq
- 2025 Cadillac Lyriq
- 2026 Cadillac Lyriq
- 2025 Cadillac Optiq
- 2026 Cadillac Optiq
- 2026 Cadillac Vistiq
- 2024 Chevrolet Blazer EV
- 2025 Chevrolet Blazer EV
- 2026 Chevrolet Blazer EV
- 2024 Chevrolet Colorado
- 2025 Chevrolet Colorado
- 2026 Chevrolet Colorado
- 2025 Chevrolet Equinox
- 2026 Chevrolet Equinox
- 2024 Chevrolet Equinox EV
- 2025 Chevrolet Equinox EV
- 2026 Chevrolet Equinox EV
- 2024 Chevrolet Silverado EV
- 2025 Chevrolet Silverado EV
- 2026 Chevrolet Silverado EV
- 2024 Chevrolet Traverse
- 2025 Chevrolet Traverse
- 2026 Chevrolet Traverse
- 2024 GMC Acadia
- 2025 GMC Acadia
- 2026 GMC Acadia
- 2024 GMC Canyon
- 2025 GMC Canyon
- 2026 GMC Canyon
- 2024 GMC Sierra EV
- 2025 GMC Sierra EV
- 2026 GMC Sierra EV
- 2025 GMC Terrain
- 2026 GMC Terrain
- 2025 GMC Yukon
- 2026 GMC Yukon
- 2025 GMC Yukon XL
- 2026 GMC Yukon XL
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.