GM Service Manual Online
For 1990-2009 cars only

Brake System Indicators

BRAKE

The IPC illuminates the BRAKE indicator and activates an audible warning when the following occurs:

    • The IPC detects that the park is applied (signal circuit is low).
    • The IPC detects a low brake fluid condition (signal circuit is low).
    • The IPC performs the displays test at the start of each ignition cycle. The indicator illuminates for approximately 3 seconds.

CHECK BRAKE FLUID - 37

The IPC illuminates the CHECK BRAKE FLUID - 37 indicator in the DIC and sends a class 2 message in order to activate an audible warning when the IPC detects that the brake fluid level is below the normal operating range.