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GMC Truck
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2000
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Safari Van AWD V6-4.3L VIN W
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Repair and Diagnosis
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Relays and Modules
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Relays and Modules - Powertrain Management
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Relays and Modules - Computers and Control Systems
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Body Control Module
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Testing and Inspection
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Scan Tool Testing and Procedures
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Scan Tool Data Definitions
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Input 2
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Flash to Pass Switch
Flash to Pass Switch
The scan tool displays the position of the flash to pass switch. The scan tool displays ON when the switch is pulled to activate the high beams momentarily while the switch is held.