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

Front Wheel Knuckle Components


Object Number: 1364171  Size: LF
(1)Wheel Speed Sensor (WSS) - Right Front
(2)Wheel Speed Sensor (WSS) - Left Front
Figure 2:

Left Front Axle Components (4WD)


Object Number: 1364218  Size: LF
(1)Front Axle Actuator
Figure 3:

Rear of the Frame Components


Object Number: 1974116  Size: LF
(1)Evaporative Emission (EVAP) Canister Vent Solenoid
(2)Fuel Tank Pressure (FTP) Sensor
(3)Fuel Pump and Sender Assembly
(4)Fuel Pump