GM Service Manual Online
For 1990-2009 cars only
Accy. Indicator Command: The scan tool displays the status of the accessory indicator.

Accy. Relay Command: The scan tool displays the status of the accessory output.

Auxiliary Power: The scan tool displays the status of the auxiliary power relay.

Battery Voltage Signal: The scan tool displays 0.0-16.0 volts. The battery voltage input represents the system voltage measured at the module ignition feed input.

Brake Apply Sensor Reference Signal: The scan tool displays the voltage read by the brake apply sensor.

Current Power Mode: The scan tool displays the current power mode.

Idle Boost Level: The scan tool displays the level of the idle boost.

Ignition Cycle Counter: The scan tool displays the ignition cycle counter.

Ignition Mode Switch: The scan tool displays the voltage and the state read by the module from the ignition mode switch.

Ign. Mode Sw. Dimming Command: The scan tool displays the status of the ignition mode switch dimming.

Inadvertent Power Cmd.: The scan tool indicates the status of the inadvertent power command.

Inadvertent Power Signal: The scan tool displays the status of the inadvertent power signal.

Key in Cylinder Switch: The scan tool displays if the key is in the trunk cylinder switch.

Off Indicator Command: The scan tool displays the status of the off indicator.

Run/Crank Relay Command: The scan tool displays if the run/crank relay is controlled or not by the module.

Start Indicator Command: The scan tool displays the status of the start indicator.