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

Passenger Compartment, Center of the Instrument Panel


Object Number: 524953  Size: LF
(1)Ambient Light Sensor
(2)Speaker - Center Midrange
(3)Hazard Switch
(4)Instrument Panel Integration Module (IPM)
(5)Radio (w/o UY4)
(6)Driver Information Center (DIC) - Right
Figure 2:

Passenger Compartment, Right Side Below the IP


Object Number: 154428  Size: LF
(1)Recirculation Actuator
(2)Blower Motor Control Processor
(3)Blower Motor
(4)C203
(5)Dash Integration Module (DIM)
(6)Air Temperature Actuator-Right
(7)S275
(8)S274
(9)S278
Figure 3:

Passenger Compartment, in the Center of the Instrument Panel


Object Number: 338815  Size: LF
(1)Radio Connector
(2)Radio
(3)Instrument Panel Integration Module (IPM)
Figure 4:

Behind the Rear Seat


Object Number: 154443  Size: LF
(1)Continuously Variable Road Sensing Suspension (CVRSS) Module
(2)S401
(3)Rear Integration Module (RIM)