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September 3, 2025 Service bulletin

This service bulletin provides the correction to the condition of the Malfunction Indicator Lamp being...

Buick technical service bulletin 25-NA-249 for 2024-2025 Buick Envision and 2024-2025 Cadillac XT4.

Bulletin number
25-NA-249
Component
Engine
Summary
This service bulletin provides the correction to the condition of the Malfunction Indicator Lamp being illuminated and/or the DTC P149E set.

Owners of these vehicles have filed 13 complaints in the engine category.

Vehicles covered

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