GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Century 🢒 Body 🢒 Wiring Systems 🢒 Power and Grounding Component Views
Figure 1:

Front of Vehicle
Object Number: 1388976 Size: MF
(1)C120 (CJ2)
(2)Fuse Block - Underhood, C3
(3)G101
(4)C106
(5)Forward Lamp Wiring Harness
(6)Ambient Outside Air Temperature Sensor Connector (CJ2)
(7)C107
(8)C103
Figure 2:

Battery Cable and Grounding Point
Object Number: 581299 Size: LF
(1)Battery
(2)Fuse Block-Underhood
(3)G100
Figure 3:

Underhood Accessory Wiring Junction Block
Object Number: 399300 Size: LF
(1)Underhood Accessory Wiring Junction, C6
(2)Underhood Accessory Wiring Junction Block, C3 (Forward Lamp)
(3)Underhood Accessory Wiring Junction Block, C2 (Instrument Panel)
(4)Underhood Accessory Wiring Junction Block, C1 (Engine)
(5)Underhood Accessory Wiring Junction Block, C7
(6)Underhood Accessory Wiring Junction Block, C5
(7)Underhood Accessory Wiring Junction Block, C4
Figure 4:

Left Side of Engine Compartment (LG8)
Object Number: 849492 Size: MF
(1)G111
(2)G113
(3)C113
(4)Electronic Brake Control Module (EBCM) Connector (JL9)
(5)C101
(6)A/C Refrigerant Pressure Sensor Connector
(7)Wheel Speed Sensor (WSS) - LF (JL9)
Figure 5:

Left Rear of the Engine Compartment
Object Number: 1095521 Size: LF
(1)P103
(2)I/P Wiring Harness
(3)Cruise Control Module (CCM) Connector
(4)Cruise Control Module (CCM) (K34)
(5)Electronic Brake Control Module (EBCM) (JL9)
(6)Electronic Brake Control Module (EBCM) Connector (JL9)
(7)Engine Wiring Harness
(8)Brake Fluid Level Switch
(9)C101
(10)A/C Refrigerant Pressure Sensor
(11)Engine Wiring Harness
(12)G171 (JL9)
Figure 6:

Steering Column
Object Number: 1390804 Size: LF
(1)Steering Wheel
(2)Cruise Control On/Off Switch (K34)
(3)Turn Signal/Multifunction Switch
(4)Ignition Lock Cylinder
(5)Ignition Switch
(6)Inflatable Restraint Steering Wheel Module Coil
(7)C203 (UK3)
(8)Inflatable Restraint Steering Wheel Module Connector
Figure 7:

Upper Left of Instrument Panel
Object Number: 1323986 Size: MF
(1)Ambient Light Sensor
(2)Sun Load Sensor (CJ2)
(3)G203
Figure 8:

Right Side of the I/P - Front
Object Number: 1250639 Size: LF
(1)C200
(2)G200
(3)Fuse Block - I/P
(4)I/P Wiring Harness
(5)C290
(6)Body Wiring Harness
(7)C200
Figure 9:

Left Side of the Passenger Compartment
Object Number: 1340808 Size: MF
(1)Body Wiring Harness
(2)C351
(3)Park Brake Cable
(4)G301
(5)C301
(6)C311
(7)Body Wiring Harness
Figure 10:

Left Side of Rear Compartment
Object Number: 1367423 Size: LF
(1)Speaker - RR Connector
(2)G401
(3)P425
(4)Evaporative Emissions (EVAP) Canister Vent Solenoid Connector
(5)C402