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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 171 (Instrument Panel System Displays And Gauges) >> Diagnostic Information and Procedures >> DTC B071F: Transmission Range Indicator >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

The indicator has a series of LEDs that show in which range the transmission is. The device is controlled over a serial data bus by the body control module.

For an overview of the component/system, refer to: Instrument Cluster Description and Operation 

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