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

Behind the Front Grille, at the Center of the Radiator Core Support


Object Number: 524983  Size: LF
(1)Hood Ajar Switch (Export)
(2)Night Vision Camera
(3)Ambient Air Temperature Sensor
Figure 2:

CKP B, CKP A, Engine Oil Pressure Switch, and Engine Oil Level Switch


Object Number: 602338  Size: SH
(1)Crankshaft Position (CKP) Sensor B
(2)Crankshaft Position (CKP) Sensor A
(3)Engine Oil Pressure (EOP) Switch
(4)Engine Oil Level Switch
Figure 3:

Passenger Compartment, Left Side of the Instrument Panel


Object Number: 524991  Size: LF
(1)Instrument Panel Cluster (IPC)
(2)S206
(3)S205
(4)S200
(5)Instrument Panel Cluster (IPC) C2
(6)Instrument Panel Cluster (IPC) C1
(7)S232
Figure 4:

Left Side of the Instrument Panel, Near the Instrument Cluster


Object Number: 524987  Size: LF
(1)Headlamp Switch
(2)Driver Information Center (DIC) Switch -- Left
(3)Air Temperature Sensor -- Upper Left, Upper Right Similar
Figure 5:

Passenger Compartment, Center of the Instrument Panel


Object Number: 524953  Size: LF
(1)Sunload Sensor Assembly
(2)Speaker - Front I/P Midrange
(3)Hazard Switch
(4)Instrument Panel Integration Module (IPM)
(5)Radio (w/o U3R, U3S, U3Q)
(6)Driver Information Center (DIC) Switch - Right
Figure 6:

Left Side of Instrument Panel, Under the Dash Pad


Object Number: 893309  Size: MF
(1)Head-Up Display (HUD)
Figure 7:

Lower Left Side of Instrument Panel


Object Number: 893310  Size: MF
(1)Head-Up Display (HUD) Switch