GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2007 🢒 LaCrosse 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T65-E 🢒 Hydraulic Brake Component Views
Figure 1:

LR of the Engine Compartment
Object Number: 1507654 Size: LF
(1)Brake Pressure Sensor
(2)Electronic Brake Control Module (EBCM)
(3)Brake Fluid Level Switch
(4)Power Brake Booster
Figure 2:

Park Brake Switch
Object Number: 1266788 Size: MF
(1)Park Brake Switch