GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Saturn
🢒
2003
🢒
ION
🢒
Body and Accessories
🢒
Horns
🢒 Scan Tool Data Definitions
Battery Voltage:
The scan tool displays the current state of the battery in volts.
Horn Output:
The horn output indicates the state that the control module has commanded for the relay.