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

Engine Compartment-RF


Object Number: 217885  Size: LF
(1)Coolant Level Switch
(2)A/C Refrigerant Pressure Sensor
Figure 2:

Rear of Radiator


Object Number: 217559  Size: SF
(1)Cooling Fan-Left
(2)Cooling Fan-Right
(3)A/C Refrigerant Pressure Sensor