GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 CTS 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Harness Routing Views
Figure 1:

Forward Lamps
Object Number: 1967420 Size: LF
(1)X114
(2)G104
(3)X170
(4)X165
(5)X115
(6)G101
Figure 2:

Forward Lamp Splices
Object Number: 1967449 Size: LF
(1)J173
(2)J115
(3)J178
(4)J174
(5)J188
(6)J189
(7)J175
(8)J172
(9)J170
(10)J176
(11)J177
(12)J171
(13)J116
(14)J179
Figure 3:

Body Harness Engine Compartment
Object Number: 1967458 Size: LF
(1)X165
(2)X170
(3)X163
(4)X101
(5)X135
Figure 4:

Instrument Panel Underhood
Object Number: 1967479 Size: LF
(1)X104
(2)X105 (MX7/MV7)
(3)X163
(4)X175 (B3T)
(5)G104
Figure 5:

Engine Harness (LY7/LLT/LP1)
Object Number: 1967462 Size: LF
(1)X160 (LLT)
(2)X121 (LY7/LP1)
(3)Engine Harness
(4)X135
(5)X101
(6)G130
(7)X161 (LLT)
Figure 6:

Engine Harness and Splices (LY7/LLT/LP1)
Object Number: 1967466 Size: LF
(1)J166
(2)J162 (LLT)
(3)X104
(4)X105
(5)G131
(6)J162 (LY7/LP1)
(7)G110
Figure 7:

Engine Harness Splices (LY7/LLT/LP1)
Object Number: 1967468 Size: LF
(1)J142
(2)J161 (LLT) or J145 (LP1/LY7)
(3)J185
(4)J187
(5)J165
(6)J182
(7)J181
Figure 8:

Engine Electrical Components
Object Number: 2014562 Size: LF
(1)Battery
(2)G405
(3)Battery Cable Positive Voltage Stud
(4)G134
(5)G106
Figure 9:

Instrument Panel Harness
Object Number: 1967481 Size: LF
(1)X260
(2)X270 (XA7)
(3)X225
(4)X235
(5)X201 (A45/N38)
(6)X200
(7)X202
(8)X210 (N38/A45)
(9)X215 (WXS)
(10)X204
Figure 10:

Instrument Panel Splices
Object Number: 1967548 Size: LF
(1)J275
(2)J220
(3)J240
(4)J250
(5)J280
(6)J235
(7)J200
(8)J201
(9)J215
(10)J265
(11)J202
Figure 11:

Instrument Panel Harness Under Console
Object Number: 1967498 Size: LF
(1)X230 (MYB)
(2)X202
(3)X303
(4)X220
Figure 12:

Console Harness
Object Number: 1967539 Size: LF
(1)X312
(2)J308
Figure 13:

Steering Column
Object Number: 1967651 Size: LF
(1)J255 (XA7)
(2)J285 (MYB)
(3)J205
(4)J208 (UHA/UHF and MV7)
(5)J270 (-UHA/UHF)
(6)X210 (A45/N38)
(7)X202
(8)J260 (-UHA/UHF)
Figure 14:

Body Harness Driver Side
Object Number: 1967694 Size: LF
(1)X201 (A45/N38)
(2)X235
(3)X203
(4)X500
(5)X200
(6)G200
(7)X220
(8)X245 (Coax)
(9)X250 (U2K) (Coax)
(10)X303
(11)X345
(12)X300
(13)G306
(14)X700
(15)JX301
Figure 15:

Body Harness Driver Rear Side and Underneath
Object Number: 1967735 Size: LF
(1)X425 (T79/UD7/UHA/UHF)
(2)X430 (UH3)
(3)X420
(4)X401 (C3U/UE1)
(5)G402
(6)X305
Figure 16:

Body Harness Passenger Side
Object Number: 1967796 Size: LF
(1)X600
(2)X260
(3)X225
(4)X270 (XA7)
(5)G201
(6)X800
(7)X307
(8)X350
(9)X312
Figure 17:

Body Harness Passenger Side Rear
Object Number: 1967811 Size: LF
(1)X421
(2)X308
(3)G401
Figure 18:

Body Harness Splices Driver Side
Object Number: 1967867 Size: LF
(1)J379
(2)J391 (UA2)
(3)J367 (TSQ)
(4)J381 (KB6/UA2)
Figure 19:

Body Harness Splices Passenger Side
Object Number: 1967892 Size: LF
(1)J395
(2)J420
(3)J369
(4)J394 (-UA2)
(5)J396
(6)J303
(7)J366 (T90)
(8)J368
(9)J363
(10)J380
Figure 20:

Headliner Harnesses
Object Number: 1967903 Size: LF
(1)J378 (CF5)
(2)J370 (CF5)
(3)J371 (CF5)
(4)J360 (CF5)
(5)X305 (CF5)
(6)X308 (CF5)
(7)J372 (CF5)
(8)J378 (-CF5)
(9)J371 (-CF5)
(10)J360 (-CF5)
(11)X305 (-CF5)
(12)X308 (-CF5)
(13)J370 (-CF5)
(14)J372 (-CF5)
Figure 21:

Front Seats
Object Number: 1968987 Size: LF
(1)X300
(2)X307
Figure 22:

Door Harness Left Hand
Object Number: 1967933 Size: LF
(1)X701
(2)X700
(3)X505
(4)Outside Rearview Mirror Connector
(5)X501
(6)X500
(7)J510
(8)Window Motor Connector
(9)J710
Figure 23:

Door Harness Right Hand
Object Number: 1967968 Size: LF
(1)X601
(2)X610
(3)Outside Rearview Mirror Connector
(4)X800
(5)X801
(6)J810
(7)Window Motor Connector
(8)J610
(9)X600
Figure 24:

Rear Fascia
Object Number: 1967983 Size: LF
(1)X425 (T79/UD7/UHA/UHF)
(2)J440
(3)J445
(4)J404
(5)J455
(6)X430 (UH3)
(7)J450