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

Engine Cooling System Components (w/L61)


Object Number: 1336372  Size: MF
(1)Forward Lamp Harness
(2)Cooling Fan (3 TN)
(3)Cooling Fan Resistor (2 GY)
(4)Forward Lamp Harness
Figure 2:

Engine Cooling System Components (w/L66)


Object Number: 1336374  Size: MF
(1)Cooling Fan - Left (3 TN)
(2)Cooling Fan - Right (3 TN)
(3)Cooling Fan Relay 3 (5 BK)
(4)Forward Lamp Harness