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Home >> GMC >> 2021 >> Terrain SL >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Vehicle Access System >> Diagnostic Information and Procedures >> Door Lock Indicator Malfunction >> Circuit/System Description

Circuit/System Description

For an overview of the component/system, refer to Power Door Locks Description and Operation 

Circuit Description
Control All Doors Lock The output circuit is switched to ground to activate the component.
Component Description
Door Lock Switch Indicator The door lock indicator is illuminated when the doors are locked or dead locked.
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