Conditions for Setting the DTC
WARNING: This page is about a different car, the 2018 GMC Terrain and 2018 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
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The human machine interface control module detects an short to ground in the cellular phone microphone high signal circuit.
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The following conditions will set this DTC:
- The human machine interface control module detects an open/high resistance in the cellular phone microphone high signal circuit.
- The human machine interface control module detects an open/high resistance in the microphone low signal circuit.