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

Rear, Left Side of Engine Compartment


Object Number: 447050  Size: LF
(1)Forward Lamp Harness
(2)Windshield Wiper Motor
(3)Window Washer Pump-Rear
(4)P100
(5)I/P Harness
(6)In-Line Connector C172, Engine Harness to Wheel Speed Sensor (WSS)-RF
(7)Windshield Washer Fluid Pump
(8)In-Line Connector C120, Engine Harness to Forward Lamp Harness
(9)Junction Block-Underhood Connector C2
(10)Junction Block-Underhood Connectors C4, C5, and C6
Figure 2:

Center of IP


Object Number: 589876  Size: LF
(1)Multi-function Switch
(1)Multi-function Switch
(2)IP Harness
(2)IP Harness
(3)Multi-function Switch Connector C4
(4)Multi-function Switch Connector C3
(5)Multi-function Switch Connector C1
(6)Multi-function Switch Connector C2
(7)Multi-function Switch Connector C4 (Heated Seat Switch)
(8)Multi-function Switch Connector C3 (Fog Lamp/TCC Switch)
(9)Multi-function Switch Connector C1 (Rear Window Wiper/Washer Switch)
(10)Multi-function Switch Connector C2 (Auxiliary Blower Switch)
Figure 3:

Top, RH Side of Liftgate


Object Number: 447281  Size: LF
(1)In-Line Connectors C400 and C402
(2)Pass Through P406 (P405 Similar)
(3)Liftgate Harness
(4)RH Top of Liftgate
(5)Rear Window Washer Nozzle
(6)Center High Mounted Stop Lamp (CHMSL)