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

Front of the Engine Compartment


Object Number: 342504  Size: MF
(1)LH Horn F Note
(2)RH Horn A Note
Figure 2:

Rear of the Engine Compartment


Object Number: 342534  Size: MF
(1)Battery Positive Cable Connection
(2)LH Underhood Fuse Block
(3)Low Speed Engine Cooling Fan Relay
(4)High Speed Engine Cooling Fan Relay
(5)High Blower Relay
(6)Blower Motor Relay
(7)Horn Relay
(8)A/C Clutch Relay
(9)RH Underhood Fuse Block