GM Service Manual Online
For 1990-2009 cars only

Body Control Module

Adjustable Pedal Inhibit Command: The scan tool displays the current state of the Adjustable Pedal Inhibit circuit to the adjudtable pedal module. When the transmission selector is in the Park position and the ignition switch is in ACC or RUN the BCM will command this output Inactive and in any other position the inhibit control will be Active.

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.