POWER DISTRIBUTION – GMC Yukon 1999 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 6) for GMC Yukon 1999

List of elements for Power Distribution Wiring Diagram (1 of 6) for GMC Yukon 1999:

• (auxiliary a/c harn, near blower motor relays)
• (crossbody harn, approx 22 cm from left door harness breakout)
• (diesel-eng harn, 6.5cm from ebcm breakout gasoline-eng harn, 12cm from ebcm breakout)
• (eng harn, approx 19cm from electronic brake control module breakout) s113
• (eng harn, near ebcm breakout)
• (i/p harn, near steering column harness breakout) s205
• (overhead console harn, between garage door opener & reading lamp)
• (stud a)
• (stud b)
• (vanity mirror jumper harn, approx 4 cm from inside rearview mirror)
• 175a
• 7.4l
• A nca
• A/c comp fuse 10a
• A/c compressor clutch relay
• Abs fuse 4 60a
• Aux fan fuse 30a
• Aux fuse 22 20a
• Aux pwr auto headlap fuse 22 20a
• Auxiliary cooling fan relay
• Auxiliary high blower motor relay
• Auxiliary low blower motor relay
• Auxiliary medium blower motor relay
• Auxiliary roof lamp relay
• Auxiliary roof lamp switch
• B red
• Blower fuse 3 50a
• Brake lamp relay
• C13
• Camp/trail fuse 30a
• Cargo lamp switch
• Convenience center
• Ctsy fuse 3 20a
• D13
• Daytime running lamps relay
• Diode
• Drl/fog fuse 15 20a
• Dual battery
• Ecm-b fuse 20a
• Electronic brake control module
• Evo/ passlock module
• Fog lamp relay
• Front dome lamp
• Front dome lamps
• Fuel pump oil pressure switch and sender
• Fuel pump relay
• Fusible link (10 ga-rust)
• Garage door opener
• Generator (base)
• Generator (uplevel)
• Headlamp & panel dimmer switch
• Headlamp and panel dimmer switch
• Headlamp control module
• Heater and a/c control switch
• Heater mirror relay
• High blower motor relay
• Horn fuse 20a
• Horn relay
• Htd mir fuse 10a
• I/p compartment box lamp
• I/p fuse block
• Instrument cluster (police package)
• Interior lamp control module
• Left battery (diesel)
• Left courtesy lamp
• Left front door courtesy lamp
• Left rear door courtesy lamp
• Left vanity mirror
• Lighting fuse 8 50a
• Mega fuse block
• Overhead console reading lamps
• Pickup only
• Pk lps fuse 9 20a
• Power outside rearview mirror switch
• Powertrain control module (diesel)
• Radio
• Radio batt fuse 19 10a
• Rear dome lamps
• Red
• Remote battery stud
• Right battery
• Right courtesy lamp
• Right front door courtesy lamp
• Right rear door courtesy lamp
• Right vanity mirror
• Rr defog fuse 30a
• S101
• S110
• S242 (i/p harn, 12cm from inflatable restraint switch breakout)
• S248 (crossbody harn, approx 35 cm from left front door harn breakout)
• S278
• S312 s312
• S401
• S426
• S443
• Security/ strg fuse 21 20a
• Seo fuse 30a
• Single battery (base)
• Single battery (uplevel)
• Spare power source
• Spotlamp (police package)
• Starter motor solenoid
• Stop fuse 2 50a
• Suburban/ utility
• To fusible link (diagram 5 of 6)
• To megafuse (diagram 6 of 6)
• To underhood fuse-relay center (diagram 2 of 6)
• Underhood fuse- relay center
• Underhood fuse-relay center
• Underhood lamp
• Upper level
• Vehicle control module (gasoline)
• W/o rke

Power Distribution Wiring Diagram (2 of 6) for GMC Yukon 1999

List of elements for Power Distribution Wiring Diagram (2 of 6) for GMC Yukon 1999:

• (2dr w/ rke & 4dr)
• (crossbody harn, 20 cm from convenience center breakout) s255
• (crossbody harn, approx 19 cm from conenience center)
• (front-to-rear body harn, approx 6 cm from convenience center breakout)
• (i/p harn, 12cm from steering column harness breakout) s200
• (i/p harn, 4cm from auxiliary power outlet breakout)
• (i/p harn, 4cm from steering column harness breakout)
• (i/p harn, approx 10 cm into steering column harn breakout)
• (i/p harn, left rear of engine compartment)
• (power lumbar seat jumper harn, approx 13 cm from right power seat breakout)
• (upper level)
• (utility only)
• 30a (others)
• 8cm from i/p cluster breakout) s264
• Audio alarm module
• Audio amplifier
• Automatic
• Automatic transfer case
• Automatic transfer case control module
• Aux/pwr fuse 7 25a
• Base
• Base cargo door
• Base cargo doors/upper level liftgate
• Base liftgate/ upper level cargo doors
• Battery fuse 7 50a
• Cargo door lock relay
• Cig ltr fuse 13 20a
• Cigar lighter
• Convenience center
• D14
• D15
• Data link connector
• Door lock control module
• Door lock relay
• Electric
• From underhood fuse-relay center (diagram 1 of 6)
• Front auxiliary power connector
• G202 (left side of dash)
• I/p fuse block
• Instrument cluster
• Left front door lock switch
• Left front power lumbar seat switch
• Left power seat adjuster switch
• Liftgate release relay
• Liftgate release switch
• Non- base
• Others
• Pickup
• Police package
• Power amplifier relay (suburban)
• Pwr-accy circuit breaker (regular 20a cab/extended cab)
• Radio
• Radio batt fuse 19 10a
• Rear auxiliary power connector
• Rear console auxiliary power connector
• Rear door lock switch
• Red
• Remote control door lock receiver
• Right front door lock switch
• Right front power lumbar seat switch
• Right front power seat umbar switch
• Right lumbar power seat switch
• Right power seat adjuster switch
• S212
• S218
• S236
• S237
• S255
• S256
• S272
• S299
• S300
• S434
• Stop lamp switch
• Stop/haz fuse 1 20a
• Suburban/ utility
• T case fuse 2 20a
• To seats fuse (diagram 3 of 6)
• Transfer case control module
• Turn/ hazard switch
• Underhood fuse-relay center
• Upper level
• Upper levle
• Vehicle interface unit
• W/ rke
• W/bench seat
• W/o rke

Power Distribution Wiring Diagram (3 of 6) for GMC Yukon 1999

List of elements for Power Distribution Wiring Diagram (3 of 6) for GMC Yukon 1999:

• (a/t)
• (battery harn, red
• (floor console harn, 33 cm heated seat switch breakout)
• (gas) (diesel)
• (i/p harn, 12cm from steering column harn breakout) pnk
• (i/p harn, 22 cm before radio harn breakout) s292
• (i/p harn, 4 cm from steering column harn breakout) s213
• (i/p harn, 8 cm from automatic transfer case module breakout)
• (i/p harn, approx 8 cm from steering column harn breakout) s201
• (inside left front door harn at breakout to window motor regulator)
• (m/t)
• (w/o rke) (w/ rke)
• A j
• A/t
• Acc
• Air bag fuse 10 10a
• At left side of eng compt) s167
• Audio alarm module
• Backup lamp switch
• Body control module
• C210
• Clutch pedal position switch
• Convenience center
• Crank fuse 8 10a
• Cross body harn, 8cm from convenience center breakout)
• Daytime running lamps module
• Daytime running lamps relay
• Drl/radio override (police package)
• Electrochromic rearview mirror w/ compass
• Evo/ passlock module
• From ignition switch (diagram 3 of 6)
• From underhood o
• Fuse-relay center (diagram 2 0f 6)
• Gauges fuse 4 10a
• Headlamp control module
• Headlamp/ panel dimmer switch
• I/p fuse block
• Ign a fuse 6 40a 50a
• Ign b fuse 5 50a
• Ignition switch
• Inflatable restraint i/p module switch (pickup)
• Inflatable restraint sensing and diagnostic module
• Instrument cluster
• Interior lamp control module or remote control door lock receiver
• Lock
• Low coolant level indicator module (diesel)
• M/t
• Off
• Others
• Park/neutral position switch
• Pnk
• Pnk k
• Pnk s207
• Power window master switch
• Pwr wdo circuit breaker 30a
• Radio
• Radio fuse 17 10a
• Rear stereo controller
• Rear window lockout switch (4-dr)
• Rear window wiper/washer switch (suburban/utility)
• Red
• Right front power window switch (2 dr & utility)
• Rr wiper fuse 23 25a
• Run
• S266
• S290
• S501
• Start
• Starter relay
• To s206 (diagram 5 of 6)
• To s207 (diagram 3 of 6)
• To s285 (diagram 6 of 6)
• To seats fuse (diagram 5 of 6)
• To underhood fuse-relay center (diagram 4 of 6)
• Trans fuse 20 10a
• Trans- mission controls
• Transfer case control module (selectable 4wd electric shift)
• Transfer case select switch
• Turn b/u fuse 16 20a
• Turn signal switch
• Underhood fuse-relay center
• Upper level
• Vehicle interface unit
• Vehicle speed sensor buffer (diesel)
• Windshield wiper motor module
• Windshield wiper/ washer switch
• Wiper fuse 11 25a

Power Distribution Wiring Diagram (4 of 6) for GMC Yukon 1999

List of elements for Power Distribution Wiring Diagram (4 of 6) for GMC Yukon 1999:

• (eng harn, 12 cm from fuel injector breakout)
• (eng harn, 30cm from ebcm breakout)
• (eng harn, approx 12 cm from ignition coil breakout)
• (eng harn, approx 4 cm from i/p harn breakout) s166
• (eng harn, approx 5 cm from backup lamp switch harn breakout)
• (eng harn, approx 8 cm from egr breakout)
• (eng harn, s146
• (in injector harn jumper)
• (oxygen sensor jumper harn, approx 19cm into harn)
• (taillamp extension harn, approx 17 cm from fuel pump
• 26 cm from ebcm breakout)
• 5.0l, 5.7l
• 6.5l pnk
• 7.4l
• 7.4l w/ california emissions
• A/c clutch relay
• A/c compressor clutch relay
• Air intake recirculation relay (5.7l)
• Air relay
• Balance module breakout) s315
• C11
• C12
• Camshaft position sensor
• Crank- shaft position sensor
• Diesel
• Ecm 1 fuse 20a
• Egr boost solenoid
• Egr linear pwm valve solenoid
• Egr solenoid
• Eng-1 fuse 20a
• Engine shutoff solenoid
• Evaporative emission canister vent
• Evaporative emissions canister purge solenoid valve
• From splice s207 k (diagram 3 of 6)
• Fuel heater
• Fuel injector
• Fuel pump balance module
• Fuel pump balance relay
• Fuel solenoid driver
• Gasoline
• Glow plug relay
• Heated oxygen sensor (5.ol: bank 1 sensor 2, 5.7l below 8600 gvw: bank 2 sensor 2, 5.7l over 8600 gvw & 7.4l: bank 1 sensor 2)
• Heated oxygen sensor (5.ol: bank 1 sensor 3, 5.7l below 8600 gvw: bank 1 sensor 2, 5.7l over 8600 gvw & 7.4l: bank 2 sensor 2)
• Heated oxygen sensor bank 1 sensor 1
• Heated oxygen sensor bank 2 sensor 1
• Ign e fuse 10a
• Ignition coil
• Ignition control module
• Mass air flow sensor
• Mass airflow sensor
• Others
• Pnk
• Powertrain control module
• S104
• S108
• S148
• S154
• S155
• S161
• S190
• Underhood fuse-relay center
• Vehicle control module
• Water-in- fuel sensor

Power Distribution Wiring Diagram (5 of 6) for GMC Yukon 1999

List of elements for Power Distribution Wiring Diagram (5 of 6) for GMC Yukon 1999:

• (auxiliary a/c harn, 17cm from blower motor relays)
• (crossbody harn, 27 cm from left rear heated seat breakout)
• (crossbody harn, approx 25 cm from sdm breakout)
• (eng harn, 7cm from ebcm) breakout)
• (floor console harn, approx 28 cm from left heated switch breakout) s332
• (hvac harn, approx 4 cm from recirculation door breakout)
• (i/p harn, 6cm from steering column harness breakout)
• (i/p harn, approx 7cm from inflatable restraint switch breakout) s268
• (i/p harn, approx 8 cm from steering column breakout)
• (others)
• (rear hvac control harn, approx 5 cm from hvac logic module breakout) s308
• (tailamp extension harn, appr0x 10 cm from breakout to ground at left side frame rail, near crossmember)
• (upper level)
• 4wd fuse 24 25a
• A13
• Automatic transfer case control module
• Automatic transfer case only
• Automatic transfer case select switch
• Auxiliary battery
• Auxiliary battery relay (left rear of engine compt)
• Auxiliary heater and a/c control logic module
• Auxiliary heater and a/c control module (front)
• Auxiliary heater and a/c control module (rear)
• Auxiliary high blower motor relay
• Auxiliary low blower motor relay
• Auxiliary medium blower motor relay
• Auxiliary mode door motor
• Auxiliary temperature door motor
• Brake fuse 18 10a
• Convenience center
• Crossbody harn, 20 cm from sdm breakout)
• Cruise control module (gas only)
• Cruise control switch
• Cruise fuse 6 10a
• Diesel
• E10
• Electronic brake control module
• From ignition switch (diagram 3 of 6)
• From underhood e fuse-relay center (diagram 3 of 6)
• From underhood fuse-relay center (diagram 1 of 6)
• Front axle actuator
• Front heated seats fuse 20a
• Fusible link
• G100 (left front fender)
• Gas, base models
• Gas, others models
• Htr-a/c fuse 12 25a
• Hvac control module
• I/p fuse block
• Left front heated seat module
• Left front heated seat switch
• Left rear heated seat module
• Left rear heated seat switch
• Mode door motor
• Rear heated seats fuse 20a
• Rear heater only
• Rear heater w/ cargo doors
• Rear heater w/ lift- gate
• Recirculation door motor
• Red
• Right front heated seat module
• Right front heated seat switch
• Right rear heated seat module
• Right rear heated seat switch
• Rr hvac fuse 5 10a
• S151
• S206
• S233
• S235
• S238
• S243
• S281
• S324
• S326
• S400
• Seats fuse 40a
• Spare power source
• Stop lamp switch
• Suburban utility only
• Temperature door motor
• Transfer case switch (k3500)
• Underhood fuse-relay center
• Upper level
• Vehicle control module (gas only)
• W/ rear defrost

Power Distribution Wiring Diagram (6 of 6) for GMC Yukon 1999

List of elements for Power Distribution Wiring Diagram (6 of 6) for GMC Yukon 1999:

• (battery harn, left side of engine compartment) s167
• (in auxiliary power center harness) s285
• (in auxiliary power center harness) s286
• (in auxiliary power center harness) s287
• 30a
• 6j1
• Auxiliary power center (center of dash)
• Cicuit breaker 15a
• Cicuit breaker 25a
• Customer installed options
• From pwr wdo circuit breaker (diagram 3 of 6)
• From right battery (diagram 1 of 6)
• Fuse
• Fuse 175a
• Fuse 60a
• Fuse b 60a
• Fuse block
• Generator
• Mega fuse
• Pnk
• Police package
• Red
• Relay a
• Relay b
• Right battery
• S168
• S288
• S289
• Z56