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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Electrical >> Horns >> Diagnostic Information and Procedures >> Scan Tool Data Definitions

Scan Tool Data Definitions

Battery Voltage

The scan tool displays the current state of the battery in volts.

Horn Relay Command

The scan tool displays On/Off to indicate the current state of the horn relay as commanded by the body control module (BCM) or the horn switch.

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