GM Service Manual Online
For 1990-2009 cars only

Brake System Indicator(s)

BRAKE

The IPC illuminates the brake indicator when the following occurs:

    • The IPC detects a low brake fluid condition (signal circuit is low).
    • The IPC detects the park brake is engaged (signal circuit low).
    • The IPC performs the displays test at the start of each ignition cycle. The indicator illuminates for approximately 3 seconds.
    • There is a Dynamic Rear Proportioning (DRP) failure.

LOW BRAKE FLUID

The IPC illuminates the LOW BRAKE FLUID indicator in the message center when the IPC receives a hardwire input from the brake fluid level sensor (signal is low).