Harness Routing Views. GMC Truck Yukon

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2008 🢒 Yukon - 4WD 🢒 Engine 🢒 Engine Electrical 🢒 Harness Routing Views

Figure 1:

Front Fascia Harnesses (X88)


(1)	Fuse Block - Underhood
(2)	X103
(3)	X100
(4)	Grille
(5)	X106
(6)	X105 (T96)
(7)	G101
(8)	J101
(9)	J100
(10)	J190
(11)	X102 (T96)

Figure 2:

Front Fascia Harnesses (Z75)


(1)	Fuse Block - Underhood
(2)	X100
(3)	Grille
(4)	X104 (T96)
(5)	X106
(6)	J103
(7)	G101
(8)	J101
(9)	Horn Relay (EXP)
(10)	J100
(11)	X101 (T96)
(12)	J102
(13)	X103

Figure 3:

Front Fascia Harnesses (Z88)


(1)	Fuse Block - Underhood
(2)	X101
(3)	X107 (VYU)
(4)	Grille
(5)	X108 (VYU)
(6)	X104
(7)	X105 (T96)
(8)	G101
(9)	J101
(10)	G100
(11)	J100
(12)	X102 (T96)
(13)	X103

Figure 4:

Forward Lamp Harness (HP2)


(1)	X106
(2)	G101
(3)	J101
(4)	X104
(5)	X120
(6)	X100
(7)	X101
(8)	J161
(9)	J160
(10)	G100
(11)	J162

Figure 5:

Front Axle (NQH)


(1)	Frame
(2)	X110
(3)	Front Axle Housing
(4)	Front Axle Actuator

Figure 6:

Engine Harness - Front


(1)	G103
(2)	X111
(3)	J105
(4)	X109
(5)	Fuse Block - Underhood X2
(6)	J104
(7)	Transmission Control Module (TCM) Connector
(8)	Engine Control Module (ECM) X1
(9)	X110 (NQH)
(10)	Engine Control Module (ECM) X2
(11)	G102
(12)	X112

Figure 7:

Engine Harness - Rear


(1)	Fuse Block - Underhood X2
(2)	X113
(3)	J106
(4)	Mass Air Flow (MAF) Sensor Sensor Connector
(5)	X300
(6)	X175

Figure 8:

Engine Harness - Left Rear (HP2)


(1)	X112
(2)	G102
(3)	G103
(4)	X120
(5)	X109
(6)	X111
(7)	X110

Figure 9:

Engine Harness - Right Rear (HP2)


(1)	X300
(2)	X113
(3)	X176
(4)	X175

Figure 10:

Ignition Coil Harnesses


(1)	Upper Intake
(2)	J107
(3)	J108
(4)	X111
(5)	J109
(6)	J111
(7)	J110
(8)	X113
(9)	J112

Figure 11:

Brake Clutch Harness (JF4)


(1)	X205
(2)	Dash Panel
(3)	Junction Block - Left I/P X7

Figure 12:

Brake Clutch Harness (without JF4)


(1)	X205
(2)	Dash Panel

Figure 13:

I/P Harness - Engine Compartment (YE9)


(1)	G110
(2)	Fuse Block - Underhood X5
(3)	Fuse Block - Underhood X4
(4)	Fuse Block - Underhood Stud 2 Terminal
(5)	X103
(6)	X109
(7)	X115
(8)	J113
(9)	Dash Panel

Figure 14:

I/P Harness - Passenger Compartment (YE9)


(1)	J201
(2)	J207
(3)	J200
(4)	G201
(5)	JX200
(6)	X205
(7)	Junction Block - Left I/P X1
(8)	X212
(9)	X212
(10)	Junction Block - Left I/P X2
(11)	J203
(12)	J206
(13)	X208 (U84)
(14)	Junction Block - Right I/P
(15)	X207
(16)	Floor Panel
(17)	X202
(18)	X200
(19)	Data Link Connector (DLC)
(20)	Fuse Block - I/P X1
(21)	X201

Figure 15:

I/P Harness - Engine Compartment (Z75 and Y91)


(1)	G110
(2)	Fuse Block - Underhood X5
(3)	Fuse Block - Underhood X4
(4)	X103
(5)	X109
(6)	X115
(7)	X117 (BRS)
(8)	Dash Panel

Figure 16:

I/P Harness - Passenger Compartment Z75 and Y91


(1)	JX200
(2)	G201
(3)	J201
(4)	J200
(5)	X203
(6)	X204 (U42)
(7)	X205
(8)	X201
(9)	Junction Block - Left I/P X1
(10)	Junction Block - Left I/P X2
(11)	J202 (UQ5 with DNU)
(12)	J203
(13)	J204
(14)	J205
(15)	X206 (DNU)
(16)	X213 (UE1)
(17)	X208 (U84)
(18)	Junction Block - Right I/P
(19)	X207
(20)	X209 (UVC)
(21)	X206 (U42 without DNU)
(22)	X210 (UQS)
(23)	X211 (D07)
(24)	Floor Panel
(25)	X202
(26)	X200
(27)	Junction Block - Left I/P X3
(28)	Fuse Block - I/P

Figure 17:

I/P Harness - Engine Compartment (HP2)


(1)	X129
(2)	X115
(3)	X109
(4)	X103
(5)	X150

Figure 18:

I/P Harness - Left Side (HP2)


(1)	JX200
(2)	G201
(3)	X201
(4)	X205
(5)	X202
(6)	X200

Figure 19:

I/P Harness - Right Side (HP2)


(1)	X212
(2)	X215
(3)	X207

Figure 20:

I/P Extension Harness (YE9 without Y91)


(1)	Splice Pack JX201 (2 Or More Of U2K, UK6 or UE1)
(2)	X203
(3)	X204 (U42)
(4)	X212
(5)	X206 (U42)
(6)	X213 (COAX)
(7)	X211 (D07)

Figure 21:

I/P Extension Harness (HP2, except Y91)


(1)	JX201
(2)	X203
(3)	X212
(4)	X209 (UVC)
(5)	X211 (D07)

Figure 22:

Front HVAC Module


(1)	Air Temperature Actuator - Right
(2)	Recirculation Actuator
(3)	Junction Block - Right I/P X4
(4)	G200
(5)	Blower Motor
(6)	Air Temperature Sensor - Lower Right (CJ2)
(7)	Air Temperature Actuator - Left
(8)	Blower Motor Control Module
(9)	Air Temperature Sensor - Lower Left (CJ2)
(10)	Mode Actuator

Figure 23:

Console Harness (Z75)


(1)	X211 (D07)
(2)	Console Trim
(3)	J330 (D07)
(4)	X309 (AN3)
(5)	X210 (UQS)

Figure 24:

Console Harness (D07)


(1)	Floor Panel
(2)	Console
(3)	X309 (UQS)
(4)	J330
(5)	X211 (D07)

Figure 25:

Driver Seat Harness AN3 with KB6


(1)	J305 (AN3)
(2)	Seat Lumbar Motor - Driver
(3)	Seat Frame
(4)	J312 (AN3)
(5)	J311 (AN3)
(6)	J305 (AG1 without AN3)
(7)	J310 (AN3)
(8)	J309 (AN3)
(9)	J307 (KB6)
(10)	J308 (KB6)
(11)	J306 (AN3)
(12)	X303

Figure 26:

Passenger Seat Harness (AN3 with KB6)


(1)	Seat Frame
(2)	Seat Lumbar Motor - Passenger Connector
(3)	Seat Lumbar Motor - Passenger Connector
(4)	J318 (KB6)
(5)	J317 (KB6)
(6)	X305
(7)	J313
(8)	J314 (AN3)
(9)	J315 (AN3)
(10)	J316 (AN3 without KB6)

Figure 27:

Headliner Harness (without E52)


(1)	X306 (U42 without DNU)
(2)	J326
(3)	J327
(4)	J328
(5)	Junction Block - Left I/P X8
(6)	Junction Block - Left I/P X9
(7)	Junction Block - Left I/P X10
(8)	X203
(9)	X204 (U42)
(10)	X304

Figure 28:

Headliner Harness (Short Wheel Base with Y91)


(1)	X306 (U42)
(2)	X403 (E52)
(3)	Headliner
(4)	J325 (CJ2)
(5)	J326
(6)	J327
(7)	J328
(8)	Junction Block - Left I/P X8
(9)	X203
(10)	X204 (U42)
(11)	X304

Figure 29:

Headliner Harness (Short Wheel Base with YE9)


(1)	X304
(2)	X403 (E52)
(3)	Headliner
(4)	J325 (CJ2)
(5)	J326
(6)	J327
(7)	J328
(8)	Junction Block - Left I/P X10
(9)	Junction Block - Left I/P X8
(10)	Junction Block - Left I/P X9
(11)	X203

Figure 30:

Headliner and Antenna Harnesses (Long Wheel Base)


(1)	X406 (E52)
(2)	Headliner
(3)	J329 (DNU)
(4)	J325 (CJ2)
(5)	J326
(6)	J327
(7)	J328
(8)	X203
(9)	X204 (U42)
(10)	Junction Block - Left I/P X8
(11)	Junction Block - Left I/P X9
(12)	Junction Block - Left I/P X10
(13)	X213 (UE1)
(14)	X208 (U84)
(15)	X304
(16)	X306
(17)	X403 (E52)

Figure 31:

Driver Door Harness


(1)	Door Frame
(2)	Fuse Block - I/P Connector
(3)	X500 (ASF)

Figure 32:

Passenger Door Harness


(1)	Junction Block - Right I/P X3
(2)	Door Frame
(3)	X600 (ASF)

Figure 33:

Left Rear Door Harness


(1)	Door Frame
(2)	X700

Figure 34:

Right Rear Door Harness


(1)	X800
(2)	Door Frame

Figure 35:

Body Harness - Passenger Compartment (without E52)


(1)	G301
(2)	J304 (AG2)
(3)	X305
(4)	X800
(5)	G304
(6)	X307 (ARS or KA6)
(7)	X311
(8)	X310 (UD7)
(9)	X308 (ARS or KA6)
(10)	G303
(11)	X700
(12)	JX300
(13)	X303
(14)	X275
(15)	X500 (ASF)
(16)	X202
(17)	X200
(18)	Junction Block - Left I/P X13
(19)	Junction Block - Left I/P X12
(20)	Junction Block - Left I/P X11
(21)	J303
(22)	X309 (UQS)
(23)	J302
(24)	X600 (ASF)
(25)	X207
(26)	X209 (UVC)
(27)	G302

Figure 36:

Body Harness - Front Compartment (Short Wheel Base)


(1)	X207
(2)	G301
(3)	G302
(4)	X305
(5)	X800
(6)	G304
(7)	X307 (ARS or KA6)
(8)	J302
(9)	J303
(10)	X700
(11)	G303
(12)	JX300
(13)	X303
(14)	Fuse Block - I/P X2
(15)	Fuse Block - I/P X3
(16)	X275
(17)	X500 (ASF)
(18)	X202
(19)	X200
(20)	Dash Panel
(21)	X309 (UQS)
(22)	X600 (ASF)
(23)	X209 (UVC)

Figure 37:

Body Harness - Rear Compartment (Short Wheel Base)


(1)	X403 (E52)
(2)	X407 (C69)
(3)	G402 (E52)
(4)	J400
(5)	X405 (E52)
(6)	X404 (E52)
(7)	X408 (E52 with UD7)
(8)	Left Rear Wheel Liner
(9)	X308 (ARS or KA6)
(10)	X307 (ARS or KA6)

Figure 38:

Body Harness - Front Compartment (Long Wheel Base)


(1)	X600 (ASF)
(2)	G302
(3)	X305
(4)	X800
(5)	G304
(6)	X307 (ARS or KA6)
(7)	X403 (E52)
(8)	J302
(9)	J303
(10)	X308 (ARS or KA6)
(11)	G303
(12)	X700
(13)	JX300
(14)	X303
(15)	X275
(16)	X500 (ASF)
(17)	X200
(18)	X202
(19)	X309 (UQS)
(20)	G301
(21)	X207
(22)	X209 (UVC)

Figure 39:

Body Harness - Rear Compartment (Long Wheel Base)


(1)	X403 (E52)
(2)	X408 (E52 with UD7)
(3)	X407 (C69)
(4)	G402 (E52)
(5)	X406 (E52)
(6)	J400 (E52)
(7)	X405 (E52)
(8)	X404 (E52)
(9)	Rear Floor Panel

Figure 40:

Chassis Harness (Except E52)


(1)	Frame
(2)	J331
(3)	X310
(4)	X115
(5)	X412
(6)	X409
(7)	X411
(8)	G400
(9)	G401
(10)	J301 (Z55 or Z95)
(11)	X300
(12)	J300
(13)	G300

Figure 41:

Chassis Harness (Short Wheel Base)


(1)	X115
(2)	Fuse Block - Underhood X3
(3)	Fuse Block - Underhood Stud 1 Terminal
(4)	J300
(5)	X300
(6)	J331
(7)	X412
(8)	Trailer Connector
(9)	X411
(10)	G400
(11)	G401
(12)	G305 (EXP)
(13)	J301 (Z55 or Z95)
(14)	G300

Figure 42:

Chassis Harness (Long Wheel Base)


(1)	X115
(2)	Fuse Block - Underhood X3
(3)	X412
(4)	Trailer Connector
(5)	X411
(6)	G400
(7)	G401
(8)	J331
(9)	J301 (Z55 or Z95)
(10)	X300
(11)	J300
(12)	G300

Figure 43:

Chassis Harness (HP2)


(1)	G400
(2)	X411
(3)	G401
(4)	G300
(5)	X129
(6)	X115
(7)	X300
(8)	X412

Figure 44:

Rear HVAC Module - (Short Wheel Base with C69)


(1)	X407 (C69)
(2)	G402 (E52)
(3)	Blower Motor - Auxiliary
(4)	Mode Actuator - Auxiliary
(5)	Air Temperature Actuator - Auxiliary
(6)	Blower Motor Control Module - Auxiliary
(7)	Air Temperature Sensor - Lower Auxiliary (CJ2)

Figure 45:

Rear HVAC Module (Long Wheel Base with C69)


(1)	Mode Actuator - Auxiliary
(2)	Blower Motor - Auxiliary
(3)	X407 (C69)
(4)	G402 (E52)
(5)	Blower Motor Control Module - Auxiliary
(6)	Air Temperature Actuator - Auxiliary
(7)	Air Temperature Sensor - Lower Auxiliary (C69 with CJ2)
(8)	Air Temperature Sensor - Upper Auxiliary (C69 with CJ2)

Figure 46:

Liftgate Harness (E52)


(1)	X405
(2)	J900
(3)	Rear Window Defogger X2
(4)	X900
(5)	X901
(6)	J904
(7)	J903
(8)	J902
(9)	Rear Window Defogger X1
(10)	J901