ENGINE PERFORMANCE – GMC Yukon 2000 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

5.7L

5.7L VIN R, Engine Performance Wiring Diagrams (1 of 4) for GMC Yukon 2000

List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (1 of 4) for GMC Yukon 2000:

• (attached to right rear of throttle body) idle air control (iac) valve
• (bottom front of engine near, crank pulley) crankshaft position sensor
• (top right side of engine) evaporative emission canister purge solenoid valve
• 1-2 shift sol ctrl
• 2-3 shift sol ctrl
• 3-2 shift sol ctrl
• A/t w/ 4wd
• Air pump rel ctrl
• Cam posit sens sig
• Camshaft position sensor (inside distributor)
• Crank posit sens sig
• Ect sens sig
• Egr posit sig
• Fuel gauge lvl
• Fuel tank press sens
• G119 (right front of engine block)
• Heated oxygen sensor (bank 1 sensor 1) (in left exhaust pipe, in front of catalytic converter)
• Heated oxygen sensor (bank 2 sensor 1) (in right exhaust pipe, in front of catalytic converter)
• Heated oxygen sensor (below 8600 gvw: bank 1 sensor 2) (left exhaust pipe, behind catalytic converter (over 8600 gvw: bank 2 sensor 2) (right exhaust pipe, behind catalytic converter)
• Ho2s low
• Ho2s sig
• Iat sens sig
• Idle air ctrl (iac) a hi
• Idle air ctrl (iac) b lo
• Ign feed
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Inline gender adapter a
• Knock sens sig
• Knock sensor (ks) (right side of engine block, below exhaust manifold, forward of starter)
• Low ref
• Map sens input
• Mass air flow sens sig
• Nca
• Others
• Pnk
• Pnk c ignition feed
• Pnk pnk
• S148
• S149
• S162
• Sens rtn
• Sens sig
• Sensor return
• Tan
• Tcc pwm sol ctrl
• Tcc sol ctrl
• Temp sens input
• Throttle posit sens
• Vehicle control module (vcm) (left side of engine compt)
• Vehicle speed sensor (left side of transmission, left side of transfer case w/ 4wd)
• Vent ctlr
• Vss sig
• Vss signal

5.7L VIN R, Engine Performance Wiring Diagrams (2 of 4) for GMC Yukon 2000

List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (2 of 4) for GMC Yukon 2000:

• (left front corner of eng compt) g100
• A 2-3 shift red
• A 3-2 shift solenoid
• A nca
• Air injection reaction pump motor (left front of eng compt)
• Air injection reaction pump relay (california) (underhood fuse/ relay center)
• Automatic transmission
• Automatic transmission fluid pressure (tfp) manual valve position switch
• Aux-b fuse 30a stud-b
• Ecm1 fuse 20a
• Eng1 k7
• Evaporative emissions (evap) canister vent valve (left side of engine compt)
• Exhaust gas recirculation (egr) valve (front of engine near thermostat housing)
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj 7
• Fuel inj 8
• Fuse 20a l8
• Heated oxygen sensor (below 8600 gvw: bank 2 sensor 2) (right exhaust pipe, behind catalytic converter) (over 8600 gvw: bank 1 sensor 2) (left exhaust pipe behind catalytic converter)
• Hot at all times
• Hot in run & start
• Nca
• Pnk
• Pnk pnk pnk tan red
• Pressure control solenoid valve
• Red
• S104
• S108
• S161
• S166 (eng harn, 18 cm from ebcm breakout)
• S167
• Solenoid
• Solenoid check valve
• Tan
• Tcc solenoid
• Torque converter red clutch pulse width modulation solenoid
• Trans fluid temperature sensor
• Under hood fuse/relay center

5.7L VIN R, Engine Performance Wiring Diagrams (3 of 4) for GMC Yukon 2000

List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (3 of 4) for GMC Yukon 2000:

• (eng harn, approx 17 cm from breakout to egr valve) s106
• (eng harn, hd: 10 cm from egr valve breakout, ld: 27 cm from egr valve breakout)
• (engine harn, approx 16 cm from breakout to egr valve)
• (inside left frame rail, near rear crossmember)
• (right rear of cylinder head) g117
• (taillamp extension harn, 6 cm from the fuel pump harn breakout)
• Automatic transmission input shaft speed sensor (left side of transmission)
• C100
• C223
• Convenience center (under left side of dash)
• Engine coolant temperature sensor (top right front of engine, near thermostat housing)
• Fuel gauge input
• Fuel pump & sender (in fuel tank)
• Fuel tank pressure sensor (in fuel tank)
• G415
• Gauges fuse 4 10a
• Grd
• Hot in off, run or start
• Hot in run or start
• I/p fuse block
• Ign
• Input
• Instrument cluster
• Intake air temperature sensor (in air intake duct)
• M/t only
• Manifold absolute pressure (map) sensor (top right of engine, near fuel injectors)
• Mass airflow sensor (in air intake duct)
• Pnk
• Pnk pnk tan red
• S103
• S213
• S231
• S232
• S430
• Service engine soon indicator
• Sig
• Speedometer input
• Tachometer
• Tan a
• Throttle position sensor (on throttle body assembly)
• Trans fuse 20 10a
• Upshift lamp
• W/o dual fuel tank

5.7L VIN R, Engine Performance Wiring Diagrams (4 of 4) for GMC Yukon 2000

List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (4 of 4) for GMC Yukon 2000:

• (engine harness, approx 13 cm from s150
• (engine harness, approx 7 cm from ebcm breakout)
• (i/p harn, 20 cm from inflatable restraint switch breakout)
• (i/p harn, harness, 13 cm from left engine grommet)
• (i/p harness, approx 40 cm from instrument cluster breakout)
• (or
• (right rear of cylinder head) g120
• 4wd input
• 5v ref voltage
• 87a
• A pnk
• A/c comp enable rel
• A/c request signal
• A/t
• Air conditioning system
• Air inlet vlv mtr ctlr
• Automatic 4wd
• Automatic transfer case shift controller
• Aux fan relay
• Brake sw input
• Brake switch input
• Check eng lp ctrl
• Clutch pedal position (cpp) switch (at top of clutch pedal bracket)
• Cooling fans system
• Cpp sw input
• Cruise control module (left rear of engine compt, on firewall)
• Cruise ctrl sig eng
• Data link connector (under left side of dash, left side of steering column)
• Distributor
• Ebcm breakout)
• Egr vlv feed
• Egr vlv ground
• Electronic brake control module (ebcm) (on left side of engine compt)
• Electronic variable orifice/ passlock control module (center of dash)
• Est output sig
• Evap can purge vlv
• F11 ecmb fuse 20a
• Force motor feed
• Force motor return
• Four whl dr sig
• Four whl dr sig lo
• Fuel level input
• Fuel pump a prime connector (left rear of eng compt)
• Fuel pump relay
• Fuel pump rly ctrl
• G117 (right rear of cylinder head)
• G12
• Ground
• High voltage coil wire
• Hot at all times
• Hot in run
• I/p fuse block
• Ign coil out
• Ign input
• Ign timing sig.
• Ignition
• Ignition coil (top right rear of engine)
• Ignition control module (right side rear of engine)
• Ignition feed
• M/t
• M4 brake fuse 18 10a n3
• Manual or selectable 4wd
• Pnk
• Pressure switch input
• Radio
• Red
• S101
• S103
• S111 (engine harness, approx 10 cm from ebcm breakout)
• S151
• S152
• S153
• S221
• Sensor ground
• Sensor return
• Serial data sig
• Shift ind lp out
• Speed sensor
• Speed sensor input
• Stoplamp switch (top of brake pedal)
• Stoplamp/ clutch switch input
• Switch signal
• Trans input speed rtn
• Trans input speed sig
• Transfer case control module (under dash, on steering column support bracket)
• Transfer case switch (left top of transfer case)
• Transmissions system
• Underhood fuse/ relay center
• Vcm sig
• Vehicle control module (vcm) (left side of engine compt)
• Vss input
• Vss sig out