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

Front Engine Compartment


Object Number: 1657042  Size: LF
(1)Brake Fluid Switch
(2)Suspension Position Sensor - Left Front (F55)
(3)Wheel Speed Sensors (WSS) - Left Front
(4)Suspension Damper - Left Front (F55)
(5)Suspension Damper - Right Front (F55)
(6)Wheel Speed Sensors (WSS) - Right Front
(7)Suspension Position Sensor - Right Front (F55)
Figure 2:

Rear Axle Area


Object Number: 1656972  Size: LF
(1)Suspension Position Sensor - RR (F55)
(2)Wheel Speed Sensor - RR
(3)Body Harness
(4)Wheel Speed Sensor - LR
(5)Suspension Position Sensor - LR (F55), Automatic Level Control Module (FE1, FE3, F41)
(6)C308 Rear Wheel Speed Harness to Chassis Harness
(7)Rear Wheel Speed Harness
Figure 3:

Quarter Panel - Right Rear


Object Number: 1656978  Size: LF
(1)Electronic Suspension Control (ESC) Module (F55)
(2)C494 Body Harness to Rear Fascia Harness (UFR)
(3)G403
(4)Front and Rear Object Alarm Module (UFR)
Figure 4:

Rear Suspension Components


Object Number: 1657276  Size: LF
(1)Suspension Damper - Right Rear (F55)
(2)Automatic Level Control (ALC) Compressor (FE1/F55)
(3)Suspension Damper - Left Rear (F55)