GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 HHR 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Power and Grounding Component Views
Figure 1:

Left Front of the Engine Compartment
Object Number: 1651924 Size: LF
(1)Windshield Washer Fluid Pump
(2)Windshield Wiper Motor Assembly
(3)Brake Fluid Level Switch
(4)Fuse Block - Underhood
(5)G111
(6)Transmission Control Module (TCM) (MN5)
(7)Engine Control Module (ECM)
(8)Electronic Brake Control Module (EBCM)
Figure 2:

Left Side of the Engine Compartment
Object Number: 1863495 Size: LF
(1)Liftgate Relay Block (Panel Van)
(2)Transmission Control Module (TCM)
(3)Engine Control Module (ECM)
Figure 3:

Steering Column Components
Object Number: 1651895 Size: LF
(1)Turn Signal / Multifunction Switch
(2)Inflatable Restraint Steering Wheel Module Coil
(3)Windshield Wiper / Washer Switch
(4)Ignition Lock Control Actuator (MN5)
(5)Power Steering Control Module (PSCM)
(6)Electronic Power Steering (EPS) Motor
(7)Ignition Switch
Figure 4:

G103
Object Number: 1654399 Size: LF
(1)Transmission Control Module (TCM)
(2)G103
(3)Upper Radiator Support
(4)Electronic Brake Control Module (EBCM)
(5)Engine Control Module (ECM)
Figure 5:

G107
Object Number: 1546027 Size: LF
(1)Transmission Case
(2)C100
(3)G107
(4)Engine Harness
Figure 6:

G201 and G203
Object Number: 1651920 Size: LF
(1)I/P Trim Panel
(2)Instrument Panel Cluster (IPC)
(3)G201
(4)G203
Figure 7:

G401
Object Number: 1651929 Size: LF
(1)Tail / Stop and Turn Signal Lamp - Left
(2)Floor Pan
(3)G401
Figure 8:

G402
Object Number: 1651909 Size: LF
(1)Floor Panel
(2)Tail / Stop and Turn Signal Lamp - Right
(3)G402
Figure 9:

Engine Harness - Front (L61)
Object Number: 1592505 Size: LF
(1)C160
(2)Engine Valve Cover
(3)Fuse Block - Underhood C1
(4)C101
(5)S103
(6)C100 (MN5)
(7)G107
(8)G105
Figure 10:

Engine Harness - Front (LE5)
Object Number: 1592499 Size: LF
(1)Engine Cover
(2)S103
(3)C101
(4)Fuse Block - Underhood C1
(5)Engine Control Module C2
(6)Engine Control Module C3
(7)C160
(8)Intake Manifold
(9)G105
Figure 11:

Engine Harness - Rear (L61)
Object Number: 1592508 Size: LF
(1)Fuse Block - Underhood C1
(2)Engine Block
(3)Neutral Safety Backup Switch Connector
(4)G107
(5)C100
(6)S103
(7)Engine Control Module Connector
(8)Transmission Control Module Connector
Figure 12:

Engine Harness - Rear (LE5)
Object Number: 1592501 Size: LF
(1)Fuse Block - Underhood C1
(2)C101
(3)S106
(4)S105
(5)G108
(6)S107
(7)Engine Block
(8)Starter
(9)G107
(10)Engine Control Module C3
(11)Engine Control Module C2
Figure 13:

Power Steering Harness
Object Number: 1592512 Size: LF
(1)Steering Column
(2)G109
Figure 14:

Body Harness - Engine Compartment
Object Number: 1592470 Size: LF
(1)RF Fender
(2)C171 (JM4)
(3)Fuse Block - Underhood C2
(4)LF Strut Tower
(5)Fuse Block - Underhood C4
(6)G111
(7)C121
(8)HO2S Bank 1 Sensor 1 Connector
(9)C170 (JM4)
Figure 15:

Body Harness - Passenger Compartment
Object Number: 1592471 Size: LF
(1)C201
(2)C205
(3)S312
(4)S318 (U2K)
(5)S317 (U2K)
(6)S204
(7)C200
(8)C211
(9)C300
(10)S311
(11)S302
(12)G306
(13)G302
(14)C310
(15)C316
(16)S405
(17)S401
(18)S407 (UE1)
(19)S408 (UE1)
(20)C400
(21)C402
(22)Inflatable Restraint Roof Rail Module -- Left (ASF)
(23)S403
(24)S400
(25)G402
(26)Inflatable Restraint Roof Rail Module -- Right (ASF)
(27)C405 (w/o UE1)
(28)C403
(29)S303
(30)S402
(31)G401
(32)S409 (UE1)
(33)S404
(34)S307
(35)C311
(36)G301
(37)S301
(38)C315
(39)S300
(40)C301
Figure 16:

RR of the Passenger Compartment
Object Number: 1757199 Size: LF
(1)Digital Radio Receiver (U2K)
(2)Vehicle Communication Interface Module (VCIM) (UE1)
(3)VCIM fuse Holder - 10AMP (UE1)
(4)BCM Fuse holder - 50AMP
(5)S411 (UE1)
(6)Battery
(7)Battery Current Sensor
(8)Floor Panel
(9)G403
Figure 17:

Right Rear Cargo Area (Panel Van)
Object Number: 1863471 Size: LF
(1)Wheel Well - RR
(2)S319 (Panel Van)
(3)S321 (Panel Van)
(4)S320 (Panel Van)
(5)Fuse Block - Rear Access Panel (Panel Van)
(6)C406 (Commercial Accessory Power)