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

DIM Power and Ground


Object Number: 792005  Size: FS
Master Electrical Component List
Body Control System Description and Operation
DIM Ignition Inputs
Generator Controls
G202 1 of 3
Class 2 Serial Data Line (LH Drive) (1 of 2)
IGN SW and HTDST Fuses
Battery Feed to Fuse Block - Rear
Figure 2:

DIM Ignition Inputs


Object Number: 794858  Size: FS
Master Electrical Component List
Body Control System Description and Operation
DIM Inputs/Outputs (1 of 2)
DIM Power and Ground
Ignition Switch Supply
Ignition Switch Supply
Ignition Switch Supply
Ignition Switch Supply
Ignition Switch Supply
Figure 3:

DIM Inputs/Outputs (1 of 2)


Object Number: 642119  Size: FS
Master Electrical Component List
Body Control System Description and Operation
DIM Inputs/Outputs (2 of 2)
DIM Ignition Inputs
Class 2 and Tamper Switches
Low Beam Headlamps (Generation 2.5)
Low Beam Headlamps (Generation 3.0)
Low Beam Headlamps (Generation 2.5)
High Beam Headlamps
High Beam Headlamps
High Beam Headlamps
Headlamp Switch Power and Grounds
I/P Dimmer / Fog Lamp Switch Power and Ground
Headlamp Switch Power and Ground
High Beam Headlamps
High Beam Headlamps
High Beam Headlamps
Low Beam Headlamps (Generation 2.5)
Park Lamp and Class 2
Park Lamp and Class 2
Position Lamps
Front Fog Lamps
Figure 4:

DIM Inputs/Outputs (2 of 2)


Object Number: 815022  Size: FS
Master Electrical Component List
Body Control System Description and Operation
IPM Power and Ground
DIM Inputs/Outputs (1 of 2)
A/C Compressor Clutch
Dimming Control
Headlamp Washer (Export)
Power, Ground, and Components
Power and Components
Power and Ground
Class 2 and Tamper Switches
Class 2 and Tamper Switches
Hazard Switch
Hazard Switch
Figure 5:

IPM Power and Ground


Object Number: 792006  Size: FS
Master Electrical Component List
Body Control System Description and Operation
IPM Inputs/Outputs (1 of 2)
DIM Inputs/Outputs (2 of 2)
G202 1 of 3
G202 1 of 3
Class 2 Serial Data Line (LH Drive) (1 of 2)
Battery Feed to Fuse Block - Underhood
ALDL, PCM BATT, IP, ABS Fuses
Battery Feed to Fuse Block - Rear
Figure 6:

IPM Inputs/Outputs (1 of 2)


Object Number: 815024  Size: FS
Master Electrical Component List
Body Control System Description and Operation
IPM Inputs/Outputs (2 of 2)
IPM Power and Ground
Blower Motor - Front
Temperature Sensors
Electric Actuators
Figure 7:

IPM Inputs/Outputs (2 of 2)


Object Number: 794860  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Power and Ground
IPM Inputs/Outputs (1 of 2)
Power and Ground
Radio and Ignition Switch Audible Warnings
Vanity and Reading Lamps; Interior Lamp Switch
Right Courtesy, Compartment, and Ignition Key Cylinder Lamps
Rear Fog Lamps
Front Fog Lamps
DIC and Headlamp Switch
Dimming Control
Dimming Control
Headlamp Switch Power and Grounds
I/P Dimmer / Fog Lamp Switch Power and Ground
Headlamp Switch Power and Ground
Headlamp Switch Power and Grounds
I/P Dimmer / Fog Lamp Switch Power and Ground
Headlamp Switch Power and Ground
Traction Control Switch and ABS Indicators
Class 2 Signals
Figure 8:

RIM Power and Ground


Object Number: 792007  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Inputs/Outputs (1 of 2)
IPM Inputs/Outputs (2 of 2)
G401 1 of 3
Class 2 Serial Data Line (LH Drive) (1 of 2)
Battery Feed to Fuse Block - Rear
IGN SW and HTDST Fuses
IGN 1 Fuse
Battery Feed to Fuse Block - Rear
Figure 9:

RIM Inputs/Outputs (1 of 2)


Object Number: 794861  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Inputs/Outputs (2 of 2)
RIM Power and Ground
Power and Class 2
Class 2 and Tamper Switches
Power and Ground
Power and Ground
Interior Lamp Relays
Cigar Lighter/Auxiliary Outlets
Interior Lamp Relays
Backup Lights
Backup Lights
Rear Fog Lamps
Figure 10:

RIM Inputs/Outputs (2 of 2)


Object Number: 783619  Size: FS
Master Electrical Component List
Body Control System Description and Operation
RIM Inputs/Outputs (1 of 2)
Power and Ground
Reverse Lockout and AT Shift Lock Control Solenoids
Park Brake System
Heated Seat Module - LR and RR
Heated Seat Module - Driver
Blower Motor - Auxiliary
Power and Grounds