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Home >> GMC >> 2021 >> Terrain SLT, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Cellular, Entertainment, And Navigation System >> Diagnostic Information and Procedures >> Speaker Malfunction (IOR) >> Circuit/System Description

Circuit/System Description

Circuit Description
Signal The control module input circuit has an internal resistance connected to ground.
Component Description
A11 Radio The radio is used for entertainment and may contain other functions like navigation.
P19 Speaker An electroacoustic transducer which converts an electrical audio signal into a corresponding sound.