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

DLC, Ground and Power


Object Number: 1480875  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Lighting References - 1 of 2
Fuse Block - Underhood Bussing
Fuse Block Underhood Fuses - BATT3, STOP/BULPS, BCM Fuses - BTSI SOL/COL LOCK, PWR FLDG MIR-EXT/RET, RADIO/ANT/VICS, REAR FOG/ALDL TOPSW, REVERSE LPS
DLC - Class 2
GMLAN
Fuse Block Underhood Fuses - BATT5, BCM Fuses - ACCA/DRIV DRSW, IGNITION SW/INTR SENS, ONSTAR, PARK BRAKE SOL A, TILT/TELE SW/MEM SEAT MOD
BCM Fuses - AC LATCH/PK BRK B, CLUSTER, DOOR LOCKS, HVAC/PWR SND, INTERIOR LIGHTS, ISRVM/HVAC, and TUTD SW/STRG COL SW
Ignition Modes
G104 and G106
G202 - 1 of 2
Figure 2:

Lighting References - 1 of 2


Object Number: 1480877  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Lighting References - 2 of 2
DLC, Ground and Power
Headlamp/DRL Controls
Stop Lamps - Europe and Japan
Fuse Block Underhood Fuses - BATT3, STOP/BULPS, BCM Fuses - BTSI SOL/COL LOCK, PWR FLDG MIR-EXT/RET, RADIO/ANT/VICS, REAR FOG/ALDL TOPSW, REVERSE LPS
Headlamp/DRL Controls
Stop Lamps - Europe and Japan
Figure 3:

Lighting References - 2 of 2


Object Number: 1480879  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Subsystem References
Lighting References - 1 of 2
Turn Signal and Hazard Lamps - Europe and Japan
Stop Lamps - Europe and Japan
Rear Fog Lamps - Europe
Fuse Block Underhood Fuses - BATT3, STOP/BULPS, BCM Fuses - BTSI SOL/COL LOCK, PWR FLDG MIR-EXT/RET, RADIO/ANT/VICS, REAR FOG/ALDL TOPSW, REVERSE LPS
Courtesy, Underhood, IP Compartment, Vanity Mirrors, Inside Rearview Mirror and Lamp Controls
Front Fog Lamps
Rear Fog Lamps - Europe
Backup Lamps
Rear Fog Lamps - Europe
Figure 4:

Subsystems References


Object Number: 1480880  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Auxiliary Power
Lighting References - 2 of 2
Actuators and Handle Switches
Content Theft Deterrent
Wiper Switch, Washers and Outside Moisture Sensor
Lighter/Auxiliary Outlets
Column/Ignition Lock
Horns
Body Rear End
DLC, Ground, Power and Non-Sensor Signals
Brake Pedal Signal and Traction Control Switch
Power, Ground and Wiper Motor
Content Theft Deterrent
Park Brake System
Indicators, Messages and Ajar/Open/Lock Switches
Figure 5:

Auxiliary Power


Object Number: 1480882  Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Subsystem References
Fuse Block - Underhood Bussing
Ignition Modes
Fuse Block Underhood Fuses - BATT1, Fuse Block I/P Fuses - HEATED SEAT LH, HEATED SEAT RH, POWER LUMBAR LH/RH, Fuse Block I/P Circuit Breakers - Door Controls and Power Seats
Ignition Modes
Courtesy, Underhood, IP Compartment, Vanity Mirrors, Inside Rearview Mirror and Lamp Controls
G202 - 1 of 2