GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Park Brake Assembly


Object Number: 1563709  Size: MF
(1)Park Brake Lever Assembly
(2)Park Brake Switch
Figure 2:

Left Rear of Engine Compartment


Object Number: 1709015  Size: LF
(1)Brake Fluid Pressure Sensor (FX3)
(2)C104 (FX3)
Figure 3:

Upper Left Rear of Engine Compartment


Object Number: 1266789  Size: MF
(1) Brake Fluid Level Switch