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

Behind the Rear Seat


Object Number: 838421  Size: LF
(1)Electronic Suspension Control (ESC) Module Connector C1
(2)Electronic Suspension Control (ESC) Module Connector C3
(3)Electronic Suspension Control (ESC) Module Connector C2
(4)Electronic Suspension Control (ESC) Module
Figure 2:

Front Position Sensors


Object Number: 259785  Size: LF
(1)Suspension Position Sensor - LF (RF Similar)
Figure 3:

Front Suspension Damper


Object Number: 847338  Size: MF
(1)Suspension Damper -- LF (RF Similar)
Figure 4:

Rear Suspension Damper


Object Number: 847340  Size: MF
(1)Suspension Damper -- LR (RR Similar)
Figure 5:

Wheelhouse, Rear


Object Number: 154467  Size: LF
(1)Suspension Position Sensor - LR (RR Similar)