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Home >> Buick >> 2021 >> Envision Preferred, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Data Communications - Diagnostic Information And Procedures (1 Of 2) >> Diagnostic Information and Procedures >> DTC U1008 (P16 Instrument Panel Cluster Control Module) >> Circuit/System Description

Circuit/System Description

The Ethernet bus 7 is used to communicate between P16 Instrument Panel Cluster Control Module and K56 Serial Data Gateway Module. This Ethernet harness consists of a single twisted copper pair of wires (circuits 7217 & 7216) from point to point.