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

Forward Lamp Harness


Object Number: 1866755  Size: LF
(1)G101
(2)X143
(3)X141
(4)J110 (L26+AP3/AP8)
(5)J110 (LS4+AP3/AP8)
(6)Front Fascia
(7)G100
(8)X142
(9)X120
(10)X144
(11)J124
(12)J123 (LS4)
Figure 2:

Engine Harness (L26)


Object Number: 1866689  Size: LF
(1)J109
(2)X126
(3)X100
(4)X101
(5)X102
(6)J103 (NU6)
(7)G113
(8)X110
Figure 3:

Engine Harness (LS4)


Object Number: 1866614  Size: LF
(1)J108
(2)X108
(3)X111
(4)X101
(5)X102
(6)J107
(7)X100
(8)J125
(9)G112
(10)J101
(11)G113
(12)G115
(13)X107
(14)Fuse Block - Underhood
Figure 4:

Left Rear of Engine Compartment (L26)


Object Number: 1866685  Size: LF
(1)X104
(2)Front Fascia
(3)X125
Figure 5:

Instrument Panel Harness - Engine Compartment (L26)


Object Number: 1866760  Size: LF
(1)X102
(2)X101
(3)Front Fascia
(4)X105
(5)X104
(6)X120
(7)Fuse Block - Underhood
Figure 6:

Instrument Panel Harness - Engine Compartment (LS4)


Object Number: 1866609  Size: LF
(1)X102
(2)X101
(3)Front Fascia
(4)X105
(5)X120
(6)Fuse Block - Underhood
Figure 7:

Left Side of Instrument Panel


Object Number: 1866586  Size: LF
(1)Instrument Panel Harness
(2)X208 (LS4)
(3)Body Control Module (BCM)
(4)Body Harness
(5)X290
(6)X301
Figure 8:

Lower Center of Instrument Panel


Object Number: 1866602  Size: LF
(1)G201
(2)G200
(3)X210
(4)X240
(5)X241
(6)JX205
(7)Data Link Connector (DLC)
(8)X201
(9)G202
Figure 9:

Right Side of Instrument Panel


Object Number: 1866569  Size: LF
(1)G301
(2)X200
(3)X301
(4)Fuse Block - Instrument Panel
(5)Body Frame
Figure 10:

Under the Floor Console


Object Number: 1230318  Size: LF
(1)J238
(2)J231
(3)Head Up Display (HUD) Switch
(4)J374 (UV6)
(5)Traction Control Switch
(6)Accessory Power Outlet - Front
(7)Accessory Power Outlet - Rear
Figure 11:

Left Front of the Passenger Compartment


Object Number: 1998797  Size: LF
(1)X355
(2)X208 (LS4)
(3)X301
(4)J307
(5)G301
(6)J303
Figure 12:

Right Side of the Passenger Compartment


Object Number: 1998801  Size: LF
(1)X302
(2)X200
(3)G302
(4)X356
(5)J406
(6)J301
Figure 13:

Passenger Compartment Inlines


Object Number: 1866520  Size: LF
(1)X313
(2)X315
(3)X356
(4)Rear Shelf
(5)X405
(6)X355
(7)X316
(8)X311
Figure 14:

Driver Door


Object Number: 1866540  Size: LF
(1)Window Lock - Rear
(2)Outside Rearview Mirror Switch
(3)Outside Rearview Mirror - Driver
(4)Outside Rearview Mirror LH/RH Switch
(5)J502
(6)Speaker - Left Front Door Tweeter
(7)X301
(8)Speaker - Left Front Door
(9)J506
(10)X501
(11)Window Motor - Driver
(12)Door Lock Switch - Driver
(13)Window Switches
(14)Door Latch Assembly
Figure 15:

Front Passenger Door


Object Number: 1866553  Size: LF
(1)Outside Rearview Mirror - Front Passenger
(2)Window Switch - Front Passenger
(3)Door Lock Switch - Front Passenger
(4)Door Latch Assembly
(5)Window Motor - Front Passenger
(6)X601
(7)Speaker - Right Front Door Tweeter
(8)Speaker - Right Front Door
(9)X302
Figure 16:

Front Passenger Door Trim


Object Number: 1211804  Size: LF
(1)Door Lock Switch - Front Passenger
(2)Window Switch - Front Passenger
(3)J605
(4)Speaker - Right Front Door Tweeter
(5)X601
Figure 17:

Rear Door Harness Components


Object Number: 1866808  Size: LF
(1)X355
(2)Window Switch - Right Rear
(3)Door - Right Rear
(4)Door Latch Assembly - Right Rear
(5)Window Motor - Right Rear
(6)X356
(7)Window Switch - Left Rear
(8)Window Motor - Left Rear
(9)Door Latch Assembly - Left Rear
(10)Door - Left Rear
Figure 18:

Front of the Passenger Compartment


Object Number: 1202720  Size: LF
(1)X315
(2)X313
(3)X311
(4)X316
(5)J314
(6)J315
Figure 19:

Under the Driver Seat


Object Number: 1215789  Size: LF
(1)Seat Adjuster Motor Assembly - Driver Connector
(2)Seat Belt Switch, Connector
(3)Front Vertical Motor
(4)Horizontal Motor
(5)Heated Seat Element - Driver Back
(6)X311
(7)Hinge
(8)X316
(9)X312
Figure 20:

Rear of the Passenger Compartment


Object Number: 1202723  Size: LF
(1)J407
(2)X405
Figure 21:

Right Side of Rear Decklid


Object Number: 1866486  Size: LF
(1)Rear Decklid
(2)X390
(3)X400
Figure 22:

Rear Exterior Lamp Inlines


Object Number: 1866481  Size: LF
(1)X404
(2)Tail Lamp - Right Rear
(3)X402
(4)X401
(5)Tail Lamp - Left Rear
(6)X403