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Home >> GMC Truck >> 1999 >> Safari Van 2WD V6-4.3L VIN W >> Repair and Diagnosis >> Accessories and Optional Equipment >> Antitheft and Alarm Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions >> Data List >> Security Lamp Feedback

Security Lamp Feedback

RANGE: 0-16 VOLTS
The security lamp feedback voltage normally is close to 12 volts when the security lamp is OFF and close to 0 volt when the security lamp is ON. This reading shows the voltage on the security lamp driver.
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