GM Service Manual Online
For 1990-2009 cars only

Powertrain Control Module

Scan Tool Output Control

Additional Menu Selection(s)

Description

Cruise Control Active

Engine Data 3

The cruise control module signals the PCM that the cruise control is engaged.

Cruise Inhibit Signal Command

Engine Data 3

The PCM monitors the parameters necessary for cruise control operation. If the vehicle falls out of any of the parameters necessary to maintain cruise control, or a scan tool commands the PCM to open the cruise control inhibit circuit, the cruise control will be disabled.

TCC Brake Switch

Engine Data 3

The current status of the brake switch.