POWER DISTRIBUTION – Chevrolet Tahoe 1998 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 5) for Chevrolet Tahoe 1998

List of elements for Power Distribution Wiring Diagram (1 of 5) for Chevrolet Tahoe 1998:

• (auxiliary a/c harness, near blower motor relays) s401
• (diesel)
• (diesel-engine harness, 5cm from starter solenoid breakout gasoline-engine harness, near electronic brake control module breakout)
• (engine harness, approx 19cm from electronic brake control module breakout) s113
• (engine harness, near ebcm breakout)
• (gasoline)
• (i/p harness, near steering column harness breakout) s205
• (stud a)
• (stud b)
• (vanity mirror jumper harness, approx 4 cm from inside rearview mirror)
• 175a
• 7.4l
• A/c comp fuse 10a
• A/c compressor clutch relay
• Abs fuse 4 60a
• Aux fan fuse 30a
• Aux fuse 22 20a
• Auxiliary cooling fan relay
• Auxiliary high blower motor relay
• Auxiliary low blower motor relay
• Auxiliary medium blower motor relay
• Blower fuse 3 50a
• Brake lamp relay
• C13
• C205
• 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 reading lamps
• Front dome/ reading lamps
• Fuel pump oil pressure switch and sender
• Fuel pump relay
• Fusible link (10 ga-rust)
• Gas only
• Generator (base)
• Generator (uplevel)
• Headlamp and panel dimmer switch
• Heater and a/c control switch
• High blower motor relay
• Homelink transmitter
• Horn fuse 20a
• Horn relay
• 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 illuminated vanity mirror
• Left rear door courtesy lamp
• Lighting fuse 8 50a
• Mega fuse block
• Nca
• Overhead console reading lamps
• Pickup only
• Pk lps fuse 9 20a
• Police package only
• Power outside rearview mirror switch
• Powertrain control module (diesel)
• Radio
• Radio batt fuse 19 10a
• Rear dome/ reading lamps
• Red
• Remote battery stud
• Right battery
• Right courtesy lamp
• Right front door courtesy lamp
• Right illuminated vanity mirror
• Right rear door courtesy lamp
• Roof clearance lamp switch
• Rr defog fuse 30a
• S101
• S110
• S242 (i/p harn, 12cm from inflatable restraint switch breakout)
• S248 (crossbody harness, approx 35 cm from rear speaker breakout)
• S278
• S312 s312
• 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 30a
• Suburban/ utility
• To fusible link (diagram 4 of 5)
• To megafuse (diagram 5 of 5)
• To underhood fuse-relay center (diagram 2 of 5)
• Underhood fuse- relay center
• Underhood fuse-relay center
• Underhood lamp
• Underhood reel lamp (gas only)
• Vehicle control module (gasoline)

Power Distribution Wiring Diagram (2 of 5) for Chevrolet Tahoe 1998

List of elements for Power Distribution Wiring Diagram (2 of 5) for Chevrolet Tahoe 1998:

• (crew cab-crossbody harness, 1cm from door lock relay breakout except crew cab-crossbody harn, near convenience center breakout)
• (crossbody harness, 20 cm from convenience center breakout) s255
• (front-to-rear body harn, 7cm from dome lamp breakout)
• (i/p harn, 4cm from auxiliary power outlet breakout)
• (i/p harness, 12cm from steering column harness breakout) s200
• (i/p harness, 4cm from steering column harness breakout)
• (i/p harness, approx 8 cm from steering column harness breakout)
• (i/p harness, left rear of engine compartment)
• (inside left front door harness, near tweeter)
• (power lumbar seat jumper harness, approx 13 cm from right power seat breakout)
• 4cm from i/p cluster breakout) s264
• A/t
• Acc
• Audio alarm module
• Automatic
• Automatic transfer case
• Automatic transfer case control module
• Aux/pwr fuse 7 25a
• Auxiliary power connector
• C210
• Cig ltr fuse 13 20a
• Cigar lighter
• Clutch pedal position switch
• Convenience center
• Crank fuse 8 10a
• Cross body harn, 8cm from convenience center breakout)
• D14
• D15
• Data link connector
• Door lock control module (w/ cargo doors)
• Door lock relay
• E nca
• Electric
• From underhood fuse-relay center (diagram 1 of 5)
• G202 (left side of dash)
• I/p fuse block
• Ign a fuse 6 40a
• Ign b fuse 5 50a
• Ignition switch
• Instrument cluster
• Left front door lock switch
• Left front power lumbar seat switch
• Left power seat adjuster switch
• Liftgate release switch
• Lock
• M/t
• Maxi fuse 7 50a
• Nca
• Off
• Park/neutral position switch
• Pickup
• Pnk
• Power amplifier relay (suburban)
• Power seat lumbar switch
• Power wdo circuit breaker 30a
• Power window master switch
• Pwr-accy circuit breaker 20a
• Radio
• Radio fuse 17 10a
• Rear door lock switch
• Rear window lockout switch (4-dr)
• Rear window wiper/washer switch (suburban/utility)
• Red
• Remote control door lock receiver
• Right front door lock switch
• Right front power lumbar seat switch
• Right front power window switch (2 dr & utility)
• Right lumbar power seat switch
• Right power seat adjuster switch
• Rr wiper fuse 23 25a
• Run
• S201
• S218
• S236
• S237
• S256
• S266
• S270
• S299
• S300
• S434
• S501
• Start
• Starter relay
• Stop lamp switch
• Stop/haz fuse 1 20a
• Suburban only
• Suburban/ utility
• T case fuse 2 20a
• To s206 (diagram 4 of 5)
• To s207 (diagram 3 of 5)
• To s285 (diagram 5 of 5)
• To seats fuse (diagram 4 of 5)
• Trans fuse 20 10a
• Trans- mission controls
• Transfer case control module
• Turn/ hazard switch
• Underhood fuse-relay center
• W/bench seat
• Windshield wiper motor module
• Windshield wiper/ washer switch
• Wiper fuse 11 25a

Power Distribution Wiring Diagram (3 of 5) for Chevrolet Tahoe 1998

List of elements for Power Distribution Wiring Diagram (3 of 5) for Chevrolet Tahoe 1998:

• (a/t)
• (engine harness, 10cm from fuel injector breakout) pnk s104
• (engine harness, 12cm from fuel injector breakout)
• (engine harness, 20cm from ebcm breakout)
• (engine harness, 30cm from ebcm breakout)
• (engine harness, approx 13 cm from ignition coil breakout)
• (engine harness, approx 30 cm from egr harness breakout)
• (engine harness, approx 5 cm from backup lamp switch harness breakout)
• (i/p harness, 12cm from steering column harness breakout) pnk
• (i/p harness, 4cm from steering column harness breakout)
• (in injector harness jumper)
• (m/t)
• (oxygen sensor jumper harness, approx 19cm into harness)
• (taillamp extension harness, approx 17 cm from fuel pump balance module breakout)
• 4.3l
• 5.0l, 5.7l
• 6.5l
• 7.4l
• 7.4l w/ california emissions
• A/c clutch relay
• A/c compressor clutch relay
• Air bag fuse 10 10a
• Air intake recirculation relay (5.7l)
• Air relay
• Audio alarm module
• B pnk
• Backup lamp switch
• C pnk
• C11
• C12
• Camshaft position sensor
• Convenience center
• Crank- shaft position sensor
• Daytime running lamps module
• Daytime running lamps relay
• Diesel
• Ecm 1 mini fuse 20a
• Egr boost solenoid
• Egr linear pwm valve solenoid
• Egr solenoid
• Electrochromatic rearview mirror w/ compass
• Eng-1 mini fuse 20a
• Engine shutoff solenoid
• Evaporative emission canister vent
• Evaporative emissions canister purge solenoid valve
• Evo/ passlock module
• From ignition switch (diagram 2 of 5)
• Fuel heater
• Fuel injector
• Fuel pump balance module
• Fuel pump balance relay
• Fuel solenoid driver
• Fuel tank sender module (4.3l)
• Gasoline
• Gauges fuse 4 10a
• Glow plug relay
• Headlamp/ panel dimmer switch
• Heated oxygen sensor bank 1 sensor 1
• Heated oxygen sensor bank 1 sensor 2
• Heated oxygen sensor bank 1 sensor 3
• Heated oxygen sensor bank 2 sensor 1
• I/p fuse block
• Ign e mini fuse 10a
• Ignition coil
• Ignition control module
• Inflatable restraint i/p module switch
• Inflatable restraint sensing and diagnostic module
• Instrument cluster
• Interior lamp control module or remote control door lock receiver
• Low coolant level indicator module (diesel)
• M/t
• Mass air flow sensor
• Mass airflow sensor
• Others
• Park/ neutral position switch
• Pnk
• Pnk s104
• Pnk s154
• Pnk s207
• Powertrain control module
• S104
• S108
• S146
• S148
• S155 pnk
• S161
• S161 (engine harness, approx 7cm from egr breakout) pnk
• S166
• S190
• S213 pnk
• S315
• 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
• Vehicle control module
• Vehicle speed sensor buffer (diesel)
• Water-in- fuel sensor

Power Distribution Wiring Diagram (4 of 5) for Chevrolet Tahoe 1998

List of elements for Power Distribution Wiring Diagram (4 of 5) for Chevrolet Tahoe 1998:

• (auxiliary a/c harness, 17cm from blower motor relays)
• (engine harness, 7cm from ebcm) breakout)
• (hvac harness, approx 4 cm from recirculation door breakout)
• (i/p harness, 6cm from steering column harness breakout)
• (i/p harness, approx 4 cm from steering column breakout)
• (i/p harness, approx 7cm from inflatable restraint switch breakout) s268
• (rear hvac control harn, approx 5 cm from hvac logic module breakout) s308
• 4wd fuse 24 25a
• A13
• Automatic transfer case control module
• 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
• C205
• Convenience center
• Cruise control module (gas only)
• Cruise control switch
• Cruise fuse 6 10a
• Diesel
• E10
• Electronic brake control module
• Except diesel
• From ignition switch (diagram 2 of 4)
• From underhood e fuse-relay center (diagram 2 of 5)
• From underhood fuse-relay center (diagram 1 of 5)
• Front axle actuator
• Front heated seats fuse 40a
• Fusible link
• G100 (left front fender)
• Heated mirror relay
• Heater and a/c control switch
• Htr-a/c fuse 12 25a
• Hvac control module
• I/p fuse block
• Left heated seat module
• Left heated seat switch
• Mirrors fuse 10a
• Mode door motor
• Recirculation door motor
• Right heated seat module
• Right heated seat switch
• Rr hvac fuse 5 10a
• S151
• S192
• S206
• S233
• S234
• S235
• S238
• S243
• S400
• Seats fuse 40a
• Spare power source
• Stop lamp switch
• Temperature door motor
• Transfer case select switch
• Underhood fuse-relay center
• Vehicle control module (gass only)
• W/ cargo doors
• W/ lift- gate
• W/ rear defrost

Power Distribution Wiring Diagram (5 of 5) for Chevrolet Tahoe 1998

List of elements for Power Distribution Wiring Diagram (5 of 5) for Chevrolet Tahoe 1998:

• (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
• 6j1
• 9l4
• Auxiliary power center (center of dash)
• Cicuit breaker 15a
• Cicuit breaker 25a
• Customer installed options
• From pwr wdo circuit breaker (diagram 2 of 5)
• From right battery (diagram 1 of 5)
• Fuse
• Fuse 150a
• Fuse 60a
• Fuse block
• Generator (police package)
• Mega fuse
• Pnk
• Police package
• Red
• Relay a
• Relay b
• Right battery
• S168
• S288
• S289