GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2007
🢒
TrailBlazer - 4WD
🢒
Body Systems
🢒
Horns
🢒 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).