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January 29, 2025 Service bulletin

This service bulletin provides information for dealers/technicians on DTC P0420 Setting.

Buick technical service bulletin 25-NA-005 for 2024 Buick Envision.

Bulletin number
25-NA-005
Component
Electrical system
Summary
This service bulletin provides information for dealers/technicians on DTC P0420 Setting.

Owners of these vehicles have filed 5 complaints in the electrical category.

Vehicles covered

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