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

Front of Engine Components - LX9


Object Number: 1536343  Size: LF
(1)Knock Sensor (KS) 1
(2)Engine Oil Pressure (EOP) Switch
(3)Starter Motor Solenoid
(4)Starter Motor
Figure 2:

Left Rear Engine Components - LX9


Object Number: 760722  Size: LF
(1)Generator
(2)Ignition Control Module (ICM) Connector
(3)Heated Oxygen Sensor (HO2S) 1
(4)Ignition Coils