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Home >> Buick >> 2018 >> Enclave Base >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Image Display Camera System >> Diagnostic Information and Procedures >> Rear Vision Camera System Malfunction (IOA) >> Circuit/System Description

Circuit/System Description

Ignition voltage and ground are supplied to the rearview camera. When the transmission is placed into REVERSE, a signal is sent to the Radio indicating that camera operation is requested. The rearview camera sends video information to the radio through a video signal + and a video signal - circuit. A grounded shielding also wraps the video signal circuits to reduce electronic interference which may degrade the video signal and cause a distorted or otherwise degraded image.