Buick Enclave 2024–2027 — technical service bulletin
Bulletin PIT6517C · NHTSA communication 11035710 · issued Jul 30, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2024–2027
model years
39
vehicle entries
Official summary
This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found.
Vehicles covered
- 2026 Buick Enclave
- 2026 Cadillac Celestiq
- 2026 Cadillac Escalade
- 2026 Cadillac Escalade Esv
- 2026 Cadillac Escalade IQ
- 2026 Cadillac Escalade Iql
- 2026 Cadillac Optiq
- 2027 Cadillac Optiq
- 2026 Cadillac Vistiq
- 2027 Cadillac Vistiq
- 2026 Chevrolet Blazer EV
- 2026 Chevrolet Brightdrop 400
- 2026 Chevrolet Brightdrop 600
- 2024 Chevrolet Colorado
- 2025 Chevrolet Colorado
- 2026 Chevrolet Colorado
- 2024 Chevrolet Corvette
- 2025 Chevrolet Corvette
- 2026 Chevrolet Corvette Convertible
- 2026 Chevrolet Corvette Convertible E-Ray
- 2026 Chevrolet Corvette Coupe
- 2026 Chevrolet Corvette Coupe E-Ray
- 2026 Chevrolet Equinox
- 2027 Chevrolet Equinox
- 2026 Chevrolet Equinox EV
- 2026 Chevrolet Silverado EV
- 2026 Chevrolet Tahoe
- 2026 Chevrolet Traverse
- 2026 GMC Acadia
- 2024 GMC Canyon
- 2025 GMC Canyon
- 2026 GMC Canyon
- 2026 GMC Hummer EV Pickup
- 2026 GMC Hummer EV SUV
- 2026 GMC Sierra EV
- 2026 GMC Terrain
- 2027 GMC Terrain
- 2026 GMC Yukon
- 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.