GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1999 🢒 Silhouette Ext. 🢒 Body and Accessories 🢒 Wipers/Washer Systems 🢒 Wiper/Washer Component Views
Figure 1:

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

Center of IP
Object Number: 447165 Size: LF
(1)Rear Window Wiper/Washer and Multi-function Switch
(2)Rear Window Wiper/Washer and Multi-function Switch, Connector C4 (Opel only)
(3)Rear Window Wiper/Washer and Multi-function Switch, Connector C3
(4)Rear Window Wiper/Washer and Multi-function Switch, Connector C1
(5)Rear Window Wiper/Washer and Multi-function Switch, Connector C2
(6)I/P Harness
(7)Traction Control Switch (TCS)
(8)Fog Lamp Switch
(9)Rear Window Wiper/Washer Switch
(10)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)