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

DIM Power and Ground


Object Number: 576016  Size: FS
Body Control Module Components
Body Control System Circuit Description
DIM Ignition Inputs
Handling ESD Sensitive Parts Notice
IGN SW, HTDST LR, HTDST RR, and HTDST RF Fuses
IGN SW, HTDST LR, HTDST RR, and HTDST RF Fuses
Class 2 Serial Data Line (LH Drive)
G201 (Partial)
Figure 2:

DIM Ignition Inputs


Object Number: 576060  Size: FS
Body Control Module Components
Body Control System Circuit Description
DIM Inputs and Outputs 1 of 2
DIM Power and Ground
Handling ESD Sensitive Parts Notice
Ignition Switch
Ignition Switch
Ignition Switch
Ignition Switch
Ignition Switch
Figure 3:

DIM Inputs and Outputs 1 of 2


Object Number: 576064  Size: FS
Body Control Module Components
Body Control System Circuit Description
DIM Inputs and Outputs 2 of 2
DIM Ignition Inputs
Handling ESD Sensitive Parts Notice
Headlamp Switch, Ambient Light Sensor
Headlamp Switch, PRK LP Relay
Fog Lights Schematics
Low Beam Headlamps
DRL, High Beam Headlamps, Headlamp Dimmer Switch
G104
Figure 4:

DIM Inputs and Outputs 2 of 2


Object Number: 576065  Size: FS
Body Control Module Components
Body Control System Circuit Description
IPM Power and Ground
DIM Inputs and Outputs 1 of 2
Handling ESD Sensitive Parts Notice
Steering Wheel Controls Schematics
Power, Ground, and Components
Dimming Control, IP Dimmer Switch
Compressor Controls
CTD Outputs, Tamper Switches, and Class 2
Hazard Switch Assembly
Horns Schematic
CTD Outputs, Tamper Switches, and Class 2
Figure 5:

IPM Power and Ground


Object Number: 576069  Size: FS
Body Control Module Components
Body Control System Circuit Description
IPM Inputs and Outputs 1 of 2
DIM Inputs and Outputs 2 of 2
Handling ESD Sensitive Parts Notice
PCM BATT, EXPORT BRK, IP, ABS Sol, and ABS MOT Fuses
IGN 3 RR Fuses
Class 2 Serial Data Line (RH Drive)
G201 (Partial)
G201 (Partial)
Figure 6:

IPM Inputs and Outputs 1 of 2


Object Number: 576071  Size: FS
Body Control Module Components
Body Control System Circuit Description
IPM Inputs and Outputs 2 of 2
IPM Power and Ground
Handling ESD Sensitive Parts Notice
Front
Temperature Sensors
Temperature Sensors
Figure 7:

IPM Inputs and Outputs 2 of 2


Object Number: 576074  Size: FS
Body Control Module Components
Body Control System Circuit Description
RIM Power and Ground
IPM Inputs and Outputs 1 of 2
Handling ESD Sensitive Parts Notice
Dimming Control, IP Dimmer Switch
Headlamp Switch, Ambient Light Sensor
Dimming Control, IP Dimmer Switch
Headlamp Switch, Ambient Light Sensor
Indicators and Traction Control Switch
Class 2 Dimming Communication
Fog Lights Schematics
Vanity and Reading Lamps, Interior Lamp Switch
Radio Output, Door and Ignition Switches
Release Systems Schematics
Figure 8:

RIM Power and Ground


Object Number: 576079  Size: FS
Body Control Module Components
Body Control System Circuit Description
RIM Inputs and Outputs 1 of 2
IPM Inputs and Outputs 2 of 2
IGN 1 Relay and SIR, Vent SOL, IGN 1 Fuses
IGN SW, HTDST LR, HTDST RR, and HTDST RF Fuses
Class 2 Serial Data Line (RH Drive)
Handling ESD Sensitive Parts Notice
IGN SW, HTDST LR, HTDST RR, and HTDST RF Fuses
G401 1 of 3
Figure 9:

RIM Inputs and Outputs 1 of 2


Object Number: 576083  Size: FS
Body Control Module Components
Body Control System Circuit Description
RIM Inputs and Outputs 2 of 2
RIM Power and Ground
Handling ESD Sensitive Parts Notice
RH Courtesy, IP Compartment, and Ignition Key Cylinder Lamps
Cigar Lighter/Auxiliary Outlets
Interior Lamp Relays
Backup Lights Schematics
Fog Lights Schematics
Release Systems Schematics
CTD Outputs, Tamper Switches, and Class 2
Power and Components
Figure 10:

RIM Inputs and Outputs 2 of 2


Object Number: 576186  Size: FS
Body Control Module Components
Body Control System Circuit Description
RIM Inputs and Outputs 1 of 2
LH Front Heated Seat
Rear
Defogger
Handling ESD Sensitive Parts Notice
NSBU, F/PMP, CVRTD and BODY Fuses
RR Blo, RR Defog, PRK BRK, ELC Fuses