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ENGINE PERFORMANCE – Chevrolet Cab & Chassis K3500 2000 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

5.7L

5.7L VIN K, Engine Performance Wiring Diagrams (1 of 6) for Chevrolet Cab & Chassis K3500 2000

5.7L VIN K, Engine Performance Wiring Diagrams (1 of 6) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN K, Engine Performance Wiring Diagrams (1 of 6) for Chevrolet Cab & Chassis K3500 2000:

  • (attached to right rear of throttle body) idle air control (iac) valve
  • (bottom front of engine near, crank pulley) crankshaft position sensor
  • (eng harn, 13 cm from fuse/relay center)
  • (eng harn, 13 cm from starter solenoid breakout)
  • (eng harn, 20 cm from fuse/relay center)
  • (eng harn, 6.5 cm from cps breakout)
  • (eng harn, 6.5 cm from starter solenoid breakout)
  • (engine harn, 17 cm from under- hood fuse/relay center nreakout)
  • (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
  • S012
  • S013
  • S016
  • S021
  • S022
  • S031
  • 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 K, Engine Performance Wiring Diagrams (2 of 6) for Chevrolet Cab & Chassis K3500 2000

5.7L VIN K, Engine Performance Wiring Diagrams (2 of 6) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN K, Engine Performance Wiring Diagrams (2 of 6) for Chevrolet Cab & Chassis K3500 2000:

  • (eng harn, 14 cm from thermostat ground stud breakout)
  • (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 a
  • Pressure control solenoid valve
  • Red
  • S018
  • S104 pnk a
  • 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 K, Engine Performance Wiring Diagrams (3 of 6) for Chevrolet Cab & Chassis K3500 2000

5.7L VIN K, Engine Performance Wiring Diagrams (3 of 6) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN K, Engine Performance Wiring Diagrams (3 of 6) for Chevrolet Cab & Chassis K3500 2000:

  • (af harness, 10 cm from hpl conn)
  • (eng harn, 10 cm from thermostat ground stud breakout)
  • (eng harn, 13 cm from cps breakout)
  • (eng harn, 4 cm from fuse/relay center)
  • (eng harn, near underhood lamp conn breakout)
  • (produc- tion use)
  • +5v ref
  • 1x cam sens
  • 4x crank in
  • Actual gas
  • Af ecu bat
  • Af ecu gnd
  • Af ecu ign
  • Alternative fuel engine control unit (left side of engine compt)
  • C001
  • C002
  • Class 2 data
  • Cng fuse 20a
  • Ect input
  • Egr sens
  • F pmp rly
  • Fps +5v
  • Fps sig
  • Fps/fts gnd
  • Fts sig
  • Fuel lev out
  • Fuel pressure sensor (end of cng fuel tank)
  • Fuel temperature sensor (end of cng fuel tank)
  • G119 (right front of engine)
  • Gas flow out
  • Gauge sel sw
  • Hi pres lo
  • Ho2s in
  • Hot at all times
  • Hot in run, bulb test and start
  • Iat input
  • Ign e fuse 10a
  • Ind ctrl
  • Low pres lo
  • Maf input
  • Map input
  • Mil ctrl
  • Mil out
  • Ngo enable
  • Pnk
  • Red
  • Relay ctrl
  • S001
  • S002
  • S009
  • S014
  • S015
  • S017
  • S019
  • S020
  • S399
  • Sensor gnd
  • Serial data
  • Tan
  • Tp sensor
  • Under hood fuse/relay center
  • Vss input

5.7L VIN K, Engine Performance Wiring Diagrams (4 of 6) for Chevrolet Cab & Chassis K3500 2000

5.7L VIN K, Engine Performance Wiring Diagrams (4 of 6) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN K, Engine Performance Wiring Diagrams (4 of 6) for Chevrolet Cab & Chassis K3500 2000:

  • (af harn, 32.5 cm from relay breakout)
  • (af harn, near lpl breakout)
  • Af d1 (af harn 10 cm from hpl conn)
  • Af d2 (af harn 10 cm from lpl conn)
  • Af fuel pump relay (left of engine compt)
  • Fuel gauge relay (left of engine compt)
  • Fuel gauge select switch
  • G119 (right front of engine)
  • Gas mass sensor (right front of engine)
  • High pressure lock-off solenoid (end of cng fuel tank)
  • Ignition relay (left of engine compt)
  • Interior lights system
  • Lock-off relay (left of engine compt)
  • Low pressure lock-off solenoid (right middle of engine)
  • Mixture control valve motor (right front of engine)
  • Nca
  • Pnk
  • Red
  • S003 (af harn, 22.5 cm from relay breakout)
  • S004
  • S005 (af harn, 13 cm from conn breakout)
  • S009
  • S010
  • S011
  • S398 (af harn, near breakout to hpl conn)
  • S399
  • Tan

5.7L VIN K, Engine Performance Wiring Diagrams (5 of 6) for Chevrolet Cab & Chassis K3500 2000

5.7L VIN K, Engine Performance Wiring Diagrams (5 of 6) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN K, Engine Performance Wiring Diagrams (5 of 6) for Chevrolet Cab & Chassis K3500 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
  • 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
  • Red
  • S103
  • S131
  • S213
  • S231
  • S232
  • S430
  • Service engine soon indicator
  • Sig
  • Speedometer input
  • Tachometer input
  • Tan
  • Tan a
  • Throttle position sensor (on throttle body assembly)
  • Trans fuse 20 10a
  • Upshift lamp
  • W/o dual fuel tank

5.7L VIN K, Engine Performance Wiring Diagrams (6 of 6) for Chevrolet Cab & Chassis K3500 2000

5.7L VIN K, Engine Performance Wiring Diagrams (6 of 6) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN K, Engine Performance Wiring Diagrams (6 of 6) for Chevrolet Cab & Chassis K3500 2000:

  • (engine harness, approx 13 cm from ebcm breakout) 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
  • 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
  • Ngo input
  • 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

5.7L VIN R, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab & Chassis K3500 2000

5.7L VIN R, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab & Chassis K3500 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 Chevrolet Cab & Chassis K3500 2000

5.7L VIN R, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab & Chassis K3500 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 Chevrolet Cab & Chassis K3500 2000

5.7L VIN R, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab & Chassis K3500 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 Chevrolet Cab & Chassis K3500 2000

5.7L VIN R, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 5.7L VIN R, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab & Chassis K3500 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

6.5L

6.5L VIN F, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab & Chassis K3500 2000

6.5L VIN F, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 6.5L VIN F, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • (bottom front of engine, near crank pulley) crankshaft position (ckp) sensor
  • (engine harn, 31 cm from taillamp harn breakout)
  • (i/p harn, approx 16 cm into i/p cluster breakout)
  • (top center of engine) boost pressure sensor
  • (top of engine, near
  • (top rear of right cylinder head) g117
  • (top right front of engine, near thermostat housing) engine coolant temperature (ect) sensor
  • 4wd signal
  • 5 volt ref
  • 5 vref
  • 5v ref volt
  • A 1-2 red shift sol
  • A 2-3 red shift sol
  • A torque red converter clutch pulse wdth mod sol
  • A/c request sig
  • A/c system
  • A/t fluid pressure (tfp) manual valve position switch
  • A/t w/ 4wd
  • A10
  • A11 3 mode cruise a12
  • Anti-lock brakes system
  • App 1 sig
  • App 2 sig
  • App 3 sig
  • Automatic transmission
  • Automatic transmission input shaft speed (a/t iss) sensor (left side of transmission)
  • B10
  • B11
  • B12
  • Brake sw in
  • Brake switch input
  • C10
  • C11
  • C12
  • C13
  • C14
  • C15
  • C16
  • Cam posit sens sig rtn
  • Camshaft posit sens
  • Closure gnd
  • Cruise control system
  • Cruise ctrl sw engage
  • Cruise eng sw retard
  • D10
  • D11
  • D12
  • D13
  • D14
  • D15
  • D16
  • Ect temp sens in
  • Engine crank sens input
  • Force mtr hi
  • Force mtr low
  • Fuel pump input
  • Fuel pump rly ctrl
  • Fuel sol closure (5v sig)
  • Fuel temp sens (5v sig)
  • Glow plug "wait" lp out
  • Glow plug relay
  • Ground
  • Ign
  • Inline gender adapter
  • Intake air temperature (iat) sensor
  • Intake man air temp sens
  • Intake manifold
  • Map sens input
  • Nca
  • Opening)
  • Others
  • Pnk
  • Powertrain control module (pcm) (behind right side of dash, near blower motor)
  • Pressure control solenoid valve
  • Radio, evo/ passlock control module, transfer case control module
  • Range mode sel a
  • Range mode sel b
  • Range mode sel c
  • Red
  • S140
  • S170
  • S199
  • S211
  • S215
  • Sensor gnd
  • Tan
  • Timing stepper mtr (high)
  • Timing stepper mtr (low)
  • Transmission speed input
  • Transmission temp input
  • Transmission temperature sensor
  • Transmissions system
  • Vehicle speed input
  • Vehicle speed sensor (left side of transmission)
  • Vehicle speed sensor buffer (behind right side of dash)
  • Vss hi
  • Vss lo
  • Vss output
  • Vss rtn
  • Vss sig

6.5L VIN F, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab & Chassis K3500 2000

6.5L VIN F, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 6.5L VIN F, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • (a/t: eng harn, approx 4 cm from i/p harness breakout, m/t: i/p harn, 20 cm from inflatable restraint i/p module switch breakout)
  • (on inj pump)
  • 5 volt ref
  • Accelerator pedal position (app) module (part of accelerator pedal)
  • Clutch pedal position (cpp) switch (m/t only) (top of clutch pedal bracket)
  • Cmp sig
  • D2 trans fuse 20 20a e1
  • D8 stop/haz fuse 1 20a c7
  • Ecm-1 h7
  • Electronic brake control module (on left side of engine compt)
  • Engine shutoff solenoid (top of fuel injection pump)
  • Fuel solenoid (rear of fuel injection pump)
  • Fuel solenoid driver (left side of fuel injection pump)
  • Fuse 20a
  • High res sig
  • Hot at all times
  • Hot in run
  • Hot in run or start
  • I/p fuse block
  • Injection timing stepper motor (top right front of engine)
  • M4 brake fuse 18 10a n3
  • Nca
  • Optical fuel temperature sensor (on top of fuel injection pump)
  • Pnk
  • Pnk pnk
  • Power distribution system
  • Red
  • S166
  • S190
  • S198
  • S220 (i/p harness, approx 6 cm from steering column breakout)
  • S222 (m/t) s152 (a/t)
  • S299
  • Sens grd
  • Stop- lamp switch (on top of brake pedal)
  • Tan d
  • Underhood fuse/relay center

6.5L VIN F, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab & Chassis K3500 2000

6.5L VIN F, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 6.5L VIN F, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • (inside left frame rail, below driver's door)
  • (m/t: engine harness, approx 37 cm from breakout to ebcm, a/t: engine harness, approx 31 cm from taillamp harn breakout) s100
  • (taillamp ext harn, 10 cm from fuel pump balance mod breakout)
  • (top rear of right cylinder head)
  • (top rear of right cylinder head) g117
  • Auxiliary tank fuel level sensor
  • Ecm-b fuse 20a
  • F11
  • Fuel balance pump
  • Fuel gauge
  • Fuel lift pump
  • Fuel pump balance module (inside left side frame rail)
  • Fuel pump balance relay (on fuel pump balance module)
  • Fuel pump prime connector (left side of eng compt)
  • Fuel pump relay (in under fuse- relay center)
  • Fuel pump/oil pressure switch
  • G117
  • G12
  • G415 (inside left frame rail, near rear crossmember)
  • Gauges fuse 4 10a
  • Hot at all times
  • Hot in run or start
  • I/p fuse block
  • Ign--e fuse 10a
  • Instrument cluster
  • Instrument cluster system
  • Nca
  • Pnk
  • Primary tank fuel level sensor
  • Red
  • S101
  • S103
  • S147
  • S213
  • S315
  • S317
  • S318
  • S319
  • Service engine soon indicator
  • Service throttle soon indicator
  • Tan
  • Underhood fuse/relay center
  • Vehicle speed input
  • W/ dual tanks
  • W/o dual tank
  • Wait to start "glow plugs" indicator
  • Water in fuel indicator
  • Water in-fuel sensor (on fuel filter/ manager)

6.5L VIN F, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab & Chassis K3500 2000

6.5L VIN F, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 6.5L VIN F, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • "serv eng soon" ind
  • "serv throttle soon" ind
  • (engine harness, approx 13 cm into ebcm breakout)
  • (on fuel manager/filter) fuel heater
  • 12v battery (fused)
  • 12v battery fused
  • 3/2 ctrl out
  • A/c enable
  • A/c system
  • C10
  • C11
  • C12
  • C13
  • C14
  • C15
  • C16
  • D10
  • D11
  • D12
  • D13
  • D14
  • D15
  • D16
  • Data link connector (dlc) (under left side of dash, left of steering column)
  • Eng-i k7
  • Engine shutoff sol out
  • Fuel sol module (5 vref)
  • Fuel sol module feed
  • Fuse 20a
  • Fusible link
  • G117 (top rear of right cylinder head)
  • Glow plug 1
  • Glow plug 2
  • Glow plug 3
  • Glow plug 4
  • Glow plug 5
  • Glow plug 6
  • Glow plug 7
  • Glow plug 8
  • Glow plug output
  • Glow plug relay (top left rear of engine)
  • Grd
  • Hot at all times
  • Hot in run or start
  • Ign
  • Ignition
  • Nca
  • Pcm gnd
  • Pnk
  • Powertrain control module (pcm) (behind right side of dash, near blower motor)
  • Red
  • Relay ctrl
  • S103
  • S108
  • S137
  • S138
  • S147
  • S150
  • S191
  • S269
  • Serial data sig
  • Shift sol a input
  • Shift sol b input
  • Tan
  • Tps 2 ref voltage
  • Underhood fuse/relay center
  • Wait to start ind
  • Wastegate sol
  • Wastegate solenoid (top left rear of engine)

7.4L

7.4L VIN J, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab & Chassis K3500 2000

7.4L VIN J, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 7.4L VIN J, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • (19 cm into oxygen sensor harn)
  • (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
  • 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 level input
  • Fuel tank press sens
  • G119 (right front side of eng 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 (bank 2 sensor 2) (in right exhaust pipe in back of catalytic converter) (california)
  • 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
  • Knock sens sig
  • Knock sensor (ks) (left) (left side of engine block, below exhaust manifold)
  • Knock sensor (ks) (right) (right side of engine block, below exhaust manifold)
  • Map sens input
  • Mass air flow sens sig
  • Nca
  • Others
  • Pnk
  • Pnk c ignition feed
  • Pnk pnk
  • Pnk pnk pnk pnk
  • S114
  • S148
  • S149
  • S162
  • Sens rtn
  • Sens sig
  • Sensor return
  • Tan
  • Tcc pwm 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 rtn
  • Vss sig
  • Vss signal
  • W/ dual fuel tanks

7.4L VIN J, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab & Chassis K3500 2000

7.4L VIN J, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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Ottieni l'accesso a tutti gli schemi elettrici dell'autoDownload PDF file

List of elements for 7.4L VIN J, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • 2-3 shift red
  • Air injection reaction pump clutch (on front of air pump)
  • Air injection reaction relay (underhood fuse/ relay center)
  • Automatic transmission
  • Automatic transmission fluid pressure (tfp) manual valve position switch
  • Ecm1 fuse 20a
  • Eng1 k7
  • Evaporative emissions (evap) purge solenoid vacuum switch (on top of engine) (california)
  • Exhaust gas recirculation (egr) valve (on top left side of eng)
  • Fluid temperature sensor
  • 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
  • G119 (right front side of eng block)
  • Heated oxygen sensor (bank 1 sensor 2) (in left exhaust pipe in back of catalytic converter) (california)
  • Hot in run & start
  • Nca
  • Pnk
  • Pnk pnk pnk pnk
  • Pnk pnk pnk tan red
  • Pressure control solenoid valve
  • Red
  • S104
  • S108
  • S147
  • S154
  • S155
  • Solenoid
  • Tan
  • Torque convertor clutch pulse width modulation solenoid
  • Underhood fuse/relay center

7.4L VIN J, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab & Chassis K3500 2000

7.4L VIN J, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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List of elements for 7.4L VIN J, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • (eng harn,
  • (eng harn, approx 4 cm from egr valve breakout)
  • (engine harn)
  • (inside left frame rail, near rear crossmember)
  • (inside left frame rail, near rear crossmember) g415
  • (taillamp extension harness, approx 10 cm from fuel pump balance module breakout)
  • 7 cm from egr valve breakout) s106
  • Automatic transmission input shaft speed sensor (left side of transmission)
  • Aux tank fuel lvl sig
  • Auxiliary fuel tank level sensor (in fuel tank)
  • Balance fuel pump (on inside left frame rail, near front of rear tank)
  • Convenience center (under left side of dash)
  • D w/ dual fuel tanks
  • Engine coolant temperature sensor (top right front of engine, near thermostat housing)
  • F7 ign e fuse 10a g8
  • Fuel gauge input
  • Fuel pump & sender (w/o dual fuel tanks) (in fuel tank)
  • Fuel pump balance module (inside left side of frame rail)
  • Fuel pump balance relay (on fuel pump balance module)
  • Fuel pump module (w/ dual fuel tanks)
  • Fuel tank pressure sensor (in fuel tank) (california)
  • Fuel tanks
  • G117 (back side of eng block, below right side of cylinder head)
  • G415
  • Gauges fuse 4 10a
  • Ground
  • Hot in off, run or start
  • Hot in run or start
  • I/p fuse block
  • Ignition
  • Instrument cluster
  • Intake air temperature sensor (in air intake duct)
  • Manifold absolute pressure (map) sensor (top right front of engine)
  • Mass air- flow sensor (in air intake duct)
  • Output to gauge c2
  • Pnk
  • Pnk a
  • Pnk pnk tan red
  • Primary tank fuel lvl sig
  • Relay ctrl
  • S103
  • S146
  • S213
  • S231
  • S232
  • S315
  • S318
  • S319
  • S324
  • S430
  • Service engine soon indicator
  • Speedometer input
  • Tachometer input
  • Tan a
  • Throttle position sensor (on throttle body assembly)
  • Trans fuse 20 10a
  • Underhood fuse/relay center
  • W/ dual fuel tank
  • W/ dual w/o dual fuel tank
  • W/o dual fuel tank
  • W/o dual fuel tanks

7.4L VIN J, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab & Chassis K3500 2000

7.4L VIN J, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab  Chassis K3500 2000 https://portal-diagnostov.com/license.html
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Ottieni l'accesso a tutti gli schemi elettrici dell'autoDownload PDF file

List of elements for 7.4L VIN J, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Cab & Chassis K3500 2000:

  • (back side of eng block, below right side of cylinder head)
  • (engine harness, approx 13 cm from s150
  • (engine harness, approx 7 cm from ebcm breakout)
  • (i/p harn, 13 cm from ccm)
  • (i/p harn, 20 cm from inflatable restraint switch breakout)
  • (i/p harness, approx 40 cm from instrument cluster breakout)
  • (or
  • 4wd input
  • 5v ref voltage
  • 87a
  • A/c comp enable rel
  • A/c request signal
  • A/t
  • Air conditioning system
  • Air inlet vlv mtr ctlr
  • Automatic 4wd
  • Automatic transfer case 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
  • Dual fuel mod return
  • 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
  • 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
  • Ignition control module (on rear of intake manifold)
  • Ignition feed
  • M/t
  • M4 brake fuse 18 10a n3
  • Manual or selectable 4wd
  • Pnk
  • Pnk a
  • Pressure switch input
  • Radio
  • Red
  • S101
  • S103
  • S111 (engine harness, approx 7 cm from ebcm breakout)
  • S151
  • S152
  • S153
  • S221
  • Sensor ground
  • Sensor return
  • Serial data sig
  • 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