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

Forward Lamp Harness
Object Number: 1913217 Size: LF
(1)X120
(2)X141
(3)G101
(4)X122 (9C1,9C3 w/o 6J7)
(5)J124
(6)G101
(7)X142
Figure 2:

Battery Cables (Typical)
Object Number: 1913010 Size: LF
(1)Battery Cables
(2)G102
(3)X105
(4)Positive Voltage Stud
(5)G111
Figure 3:

Front of the Engine Compartment (LS4)
Object Number: 1913040 Size: LF
(1)J109
(2)X108
(3)X101
(4)X111
(5)G115
(6)G113
(7)J101
(8)X107
(9)J108
Figure 4:

Front of the Engine Compartment - LZ8
Object Number: 1912967 Size: LF
(1)X102
(2)G115
(3)X101
(4)X111
(5)J105
(6)G113
(7)J101
(8)G111
Figure 5:

Instrument Panel Harness - Instrument Panel
Object Number: 1912941 Size: LF
(1)JX205
(2)G202
(3)G201
(4)JX206
(5)JX207
(6)X201
(7)G200
(8)G204 (9C1, 9C3)
(9)X210
(10)X266 (9C1, 9C3)
(11)X267 (9C1, 9C3)
(12)X200
(13)X360 (9C1, 9C3)
(14)X362 (9C1, 9C3)
(15)X297 (9C1, 9C3)
(16)X203
Figure 6:

Body Harness - Left Front Passenger Compartment
Object Number: 1912936 Size: LF
(1)X250
(2)X301
(3)X203
(4)G301
(5)X340
(6)X311
(7)X355
Figure 7:

Body Harness - Right Front Passenger Compartment
Object Number: 1912934 Size: LF
(1)X302
(2)X360 (9C1, 9C3)
(3)G302
(4)X356
(5)X313
Figure 8:

Body Harness - Rear Compartment Area
Object Number: 1912859 Size: LF
(1)X409 (9C1, 9C3)
(2)Tail Lamp - RH
(3)X402
(4)X406
(5)Junction Block - Rear (6J1) Positive Voltage Stud
(6)Junction Block - Rear (6J1) Positive Voltage Stud
(7)G404
(8)X412
(9)G403
(10)X490
(11)X405
(12)J324
(13)X414
(14)X322 (9C1, 9C3) Taped to Harness
Figure 9:

Sunroof and Headliner Harness
Object Number: 1568647 Size: LF
(1)G403
(2)Rear Shelf
(3)J393
(4)J390
(5)J364
(6)X398 (CF5)
(7)X490