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

Radiator Fan View


Object Number: 842001  Size: SH
(1)Cooling Fan
(2)Cooling Fan Electrical Connector
Figure 2:

Fan Relay Location


Object Number: 841991  Size: SH
(1)No. 1 Fan Relay
(2)No. 2 Fan Relay