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Home >> GMC >> 2024 >> Sierra EV >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Battery Management Systems >> Plug-In Charging >> Diagnostic Information and Procedures >> DTC P328A >> Circuit/System Description
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Circuit/System Description

The battery charger contains an internal sensor array which reports charger data and diagnostics to the K16A Battery Energy Control Module 1 through serial data.

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