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

Front Chassis Components


Object Number: 1822406  Size: LF
(1)Wheel Speed Sensor (WSS) - Right Front
(2)Suspension Damper Solenoid - Right Front (Z55)
(3)Suspension Position Sensor - Right Front (Z55)
(4)Suspension Position Sensor - Left Front (Z55)
(5)Suspension Damper Solenoid - Left Front (Z55)
(6)Wheel Speed Sensor (WSS) - Left Front
(7)Frame
Figure 2:

Rear Chassis Components


Object Number: 1822405  Size: LF
(1)Suspension Position Sensor - Left Rear (Z55)
(2)Suspension Position Sensor - Right Rear (Z55)
(3)Frame
(4)Wheel Speed Sensor (WSS) - Right Rear
(5)Suspension Damper Solenoid - Right Rear (Z55)
(6)Automatic Level Control (ALC) Compressor Assembly (G69)
(7)Suspension Damper Solenoid - Left Rear (Z55)
(8)Wheel Speed Sensor (WSS) - Left Rear
Figure 3:

Above the Spare Tire


Object Number: 1714206  Size: LF
(1)Right Rear Coil Spring
(2)Electrical Suspension Control (ESC) Module (Z55/G69)
(3)Chassis