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Home >> Cadillac >> 2012 >> Escalade Base, RWD >> Repair and Diagnosis >> Body & Frame >> Towing Systems >> Trailer Brake Control System >> Diagnostic Information and Procedures >> DTC B3894 (Gasoline Without LY6) >> Circuit/System Verification

Circuit/System Verification

Ignition ON, press the brake pedal. The brake lights should illuminate and the Brake Switch Status parameter should indicate ON.

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