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Home >> Buick >> 2020 >> Envision Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Voice Recognition Malfunction (UE1) >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

When voice recognition for the infotainment system is started, voice signals from the cellular phone microphone are passed through the telematics communication interface control module to the Human Machine Interface Control Module via the voice recognition audio circuits.

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