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Home >> GMC >> 2017 >> Terrain SL, Gas >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> Driver Information Center Switch Malfunction >> Circuit/System Verification

Circuit/System Verification

Ignition ON, observe the scan tool Driver Information Center Switch parameter, that when the A20 Radio/HVAC Controls Menu, UP, DOWN, SET/CLR are pressed and released the scan tool parameter toggles between Menu, Up, Down, Clear and Inactive.

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