Traction Control Active Message
WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
The DIC the traction active message when engine torque reduction or brake pressure application is required to maintain traction. The EBCM sends a serial data message to the DIC requesting this display.