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

DIM Power and Grounds


Object Number: 665711  Size: FS
Master Electrical Component List
Body Control System Description and Operation
DIM Ignition Inputs
G200 (1 of 2)
Serial Data Class 2
DIM Ignition Inputs
IGN SW and NSBU Fuses (Rear Fuse Block)
HTDST RF, HTDST LF DIM and MEM fuses (Rear Fuse Block)
Figure 2:

DIM Ignition Inputs


Object Number: 665713  Size: FS
Master Electrical Component List
Body Control System Description and Operation
DIM Input/Output (1 of 2)
DIM Power and Grounds
Ignition Switch (2 of 2)
Serial Data Class 2
Ignition Switch (1 of 2)
Ignition Switch (2 of 2)
Ignition Switch (2 of 2)
DIM Power and Grounds
Figure 3:

DIM Input/Output (1 of 2)


Object Number: 665715  Size: FS
Master Electrical Component List
Body Control System Description and Operation
DIM Input/Output (2 of 2)
DIM Ignition Inputs
Low Beam Headlamps
DRL, High Beam Headlamps, Dimmer Switch
Headlamp Switch, Ambient Light Sensor (CJ2)
DRL, High Beam Headlamps, Dimmer Switch
Headlamp Switch, Ambient Light Sensor (CJ2)
Park Lamp Relay
Figure 4:

DIM Input/Output (2 of 2)


Object Number: 665719  Size: FS
Master Electrical Component List
Body Control System Description and Operation
IPM Power and Grounds
DIM Input/Output (1 of 2)
License, Underhood, and Cornering Lamps
Wiper Washer Switch and Fuse
Steering Wheel Controls
Horns
Figure 5:

IPM Power and Grounds


Object Number: 665723  Size: FS
Master Electrical Component List
Body Control System Description and Operation
IPM Input/Output (1 of 2)
DIM Input/Output (2 of 2)
G201
G201
Serial Data Class 2
HVAC Fuse Rear Fuse Block)
Figure 6:

IPM Input/Output (1 of 2)


Object Number: 665724  Size: FS
Master Electrical Component List
Body Control System Description and Operation
IPM Input/Output (2 of 2)
IPM Power and Grounds
Radio Output, Door, Ignition Switch
Headlamp Switch, Ambient Light Sensor (CJ2)
Heater AC Control w/CJ2
Dimming Control
Headlamp Switch, Ambient Light Sensor (CJ2)
Dimming Control
Headlamp Switch, Ambient Light Switch Sensor (C67)
Indicators and Traction Control Switch
Figure 7:

IPM Input/Output (2 of 2)


Object Number: 665729  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Power and Grounds
IPM Input/Output (1 of 2)
Blower Control w/CJ2
Temperature Sensors w/CJ2
Air Delivery w/CJ2
Figure 8:

RIM Power and Grounds


Object Number: 665732  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Input/Output (1 of 2)
IPM Input/Output (2 of 2)
G402
Serial Data Class 2
IGN SW and NSBU Fuses (Rear Fuse Block)
IGN SW and NSBU Fuses (Rear Fuse Block)
G300 and G302
Figure 9:

RIM Input/Output (1 of 2)


Object Number: 665739  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Input/Output (2 of 2)
RIM Power and Grounds
Power, Ground, and Components
Instrument Panel Cluster (DIC Messages)
Rear Compartment Lid Release
Interior Lamp Relay
Cigar Lighter/Auxiliary Outlet
Courtesy/Reading Lamps and Vanity Mirrors
Backup Lights
Figure 10:

RIM Input/Output (2 of 2)


Object Number: 665752  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Input/Output (1 of 2)
Automatic Transmission Shift Lock Control Solenoid: Class 2
Automatic Level Control
LH Front Heated Seat Module
Rear Window Defogger