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Home >> GMC >> 2019 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 211 (Driver Assistance Systems) >> Diagnostic Information and Procedures >> DTC B2BA1 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2021 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

The map data stored in the K179 Automated Driving Mapping Module needs to be up to date for Super Cruise to be allowed to operate. If the map data can not be updated through OnStar, than it must be updated by programming.

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