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Home >> GMC >> 2018 >> Acadia SL >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Cellular, Entertainment, And Navigation System >> Diagnostic Information And Procedures >> DTC B1024: Circuit Board Temperature Sensor Below Minimum/Above Maximum Threshold (Human Machine Interface Control Module) >> Circuit/System Description

Circuit/System Description

The human machine interface control module monitors the internal circuitry for excessive temperature. When a temperature outside of the range is detected, the module sets the DTC and limits its operation to avoid damage.