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2002
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TrailBlazer 2WD L6-4.2L VIN S
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Repair and Diagnosis
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Lighting and Horns
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Horn
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Testing and Inspection
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Scan Tool Testing and Procedures
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Scan Tool Data Definitions
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Scan Tool Data Definitions
Battery Voltage:
The scan tool displays the current state of the battery in volts.
Horn
Output:
The scan tool displays On/Off to indicate the current state of the horn as commanded by the body control module (BCM).