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Home › Chevrolet › 2004 › Epica LS › Repair and Diagnosis › Body & Frame › Door Locks › Keyless Entry System › Diagnostic Information and Procedures › Scan Tool Data Definitions › Intelligent Switching Unit (ISU)

Intelligent Switching Unit (ISU)

Fob 1-4 Programmed: The scan tool displays Yes or No. The scan tool will display the number of key fobs programmed.