Diagram sections — 29 (82 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Compressor Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Compressor Wiring Diagram for Chevrolet Silverado 2000 2500: 23 4.3l A/c compressor clutch A/c compressor clutch relay A/c fuse 10a A/c high pressure cutout switch (on a/c compressor) A/c high pressure recirculating switch (in a/c muffler hose) A/c low pressure cycling switch (on a/c compressor) A/c request A/c switch All others G100 (on left radiator support bracket) G110 (4.8l, 5.3l, 6.0l) (left front of engine) G119 (4.3l) (right front of engine) Hot at all times Hot in run or start Hvac control module Ign e fuse 10a Powertrain control module (pcm) (left front of engine compt) Press switch a/c high Relay ctrl a/c comp S101 (forward lamp harn) S102 (engine harn) Underhood junction block (left side of engine compt, near battery) Heater Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Heater Wiring Diagram for Chevrolet Silverado 2000 2500: 15 Blower motor Blower motor relay Blower motor resistor assembly (on hvac module, near blower motor) Blower motor switch D12 Frt hvac fuse 30a Fuse block (lower left side of dash) G203 (right side of dash, at "a" pillar) Hot at all times Hot in run Htr-a/c fuse 25a Interior lights system Off Tan Underhood junction block (left side of engine compt, near battery) Manual A/C Wiring Diagram, Base for Chevrolet Silverado 2000 2500 List of elements for Manual A/C Wiring Diagram, Base for Chevrolet Silverado 2000 2500: 58 4.3l A a/c disable A/c comp relay ctrl A/c compressor clutch A/c compressor clutch relay A/c fuse 10a A/c high pressure cutout switch (on a/c compressor) A/c high pressure recirculating switch (in a/c muffler hose) A/c low pressure switch (right side of accumulator) A/c request A/c switch Air temperature actuator (bottom center of hvac module) All others B mode signal Blower motor (under right side of dash) Blower motor resistor/relay assembly (on hvac module, near blower motor) Blower relay Body junctioin block C ground D recirc signal D12 Defogger system E illumination F temp signal Frt hvac fuse 30a Fuse block (lower left side of dash) G feedback G100 (on left radiator support bracket) G110 (4.8l, 5.3l, 6.0l) (left front of engine) G119 (4.3l) (right front of eng) G200 (on upper left dash at "a" pillar) G200 (right side of dash, at "a" pillar) H 5v reference High Hot at all times Hot in run Hot in run or start Htr-a/c fuse 25a Hvac 1 fuse 10a Hvac control module (under radio) Ign e fuse 10a Interior lights system J rear defog K ign power L a/c request Low M feedback Mode actuator (left side of hvac module) Off Powertrain control module (pcm) (left front of engine of engine compt) Press sw a/c high Recirculation actuator (top of hvac module) Red S101 (forward lamp harness) S102 (engine harn) Sp203 Tan Underhood junctioin block (left side of engine compt, near battery) Manual A/C Wiring Diagram, Up Level for Chevrolet Silverado 2000 2500 List of elements for Manual A/C Wiring Diagram, Up Level for Chevrolet Silverado 2000 2500: 54 4.3l A a/c disable A/c compressor clutch A/c compressor clutch relay A/c fuse 10a A/c high press sw A/c high pressure cutout switch (on a/c compressor) A/c high pressure recirculating switch (in a/c muffler hose) A/c request A/c switch Air temperature actuator (bottom center of hvac module) All others B mode signal Blower motor (under right side of dash) Blower motor resistor assembly (on hvac module, near blower motor) Blower relay C ground C3 c3 D recirc signal D12 Defogger system E illumination F temp signal Frt hvac fuse 30a Fuse block (lower left side of dash) G feedback G100 (on left radiator support bracket) G110 (4.8l, 5.3l, 6.0l) (left front of engine) G119 (4.3l) (right front of eng) G203 (right side dash, at "a" pillar) H 5v reference Hot at all times Hot in run Hot in run or start Htr-a/c fuse 25a Hvac 1 fuse 10a Hvac control module (under radio) I/p junction block (lower right side of dash) Ign e fuse 10a Interior lights system J rear defog K ign power L a/c request M feedback Mode actuator (left side of hvac module) Off Powertrain control module (pcm) (left side of engine compt) Recirculation actuator (top of hvac module) Red Relay ctrl a/c comp S101 (forward lamp harness) S102 (engine harn) Tan Underhood junctioin block (left side of engine compt, near battery)
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Chevrolet Silverado 2000 2500 List of elements for Anti-lock Brake Wiring Diagrams for Chevrolet Silverado 2000 2500: 57 4.3l A4 c1 Abs fuse 60a Automated transfer case control module (left side of dash, above headlight switch) Body wiring harness junction block (near left kick panel) Brake fluid level sw in Brake fluid level switch (left side of brake fluid reservoir) Brake fuse 10a Brake input Brake pressure modulator valve C11 C8 a Data link connector (below steering column) Electronic brake control module (left side of inner frame) Engine control system Engine wiring harness junction block (left side of engine compt) Except 4.3 l F6 c3 F7 c2 Front axle act/sw input Front axle actuator/ switch (on axle housing) Fuse block (lower left side of dash) G110 (4.8l, 5.3l, 6.0l) (left front of engine) G116 (left rear of engine compt, near bulkhead) G119 (4.3l) (rt frt of eng) Ground Hot at all times Hot in run Hot in run and start Ign 1 fuse 10a Ignition Instrument cluster Left front sensor (+) Left front sensor (-) Left front wheel speed sensor Logic Motor & solenoid pwr Nca Pnk Power distribution system Powertrain control module or vehicle control module (left front of engine compt) Pump motor Red Right front sensor (+) Right front sensor (-) Right front wheel speed sensor S102 Serial data Splice pack 205 center (near left kick panel) Stoplamp switch (top of brake pedal bracket) Tan Vehicle speed sensor (left rear of transmission) Vehicle speed sensor adapter (4wd only) (left side of transfer case) Vss high Vss input Vss low Vss output
ANTI-THEFT Forced Entry Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Forced Entry Wiring Diagram for Chevrolet Silverado 2000 2500: 30 A11 Body control module (in center console) Door unlock Engine wiring harness junction block Ex lights ctrl Exterior lights system F10 G200 (upper left kick panel) G203 (upper right kick panel) G998 (rear corner or right rear window) Grd Headlights ctrl Headlights system Horn rly ctrl Horns system Hot at all times I/p wiring harness junction block (lower right side of dash) Left front mini-wedge door jamb switch Left front power window/door lock switch Lift gate door key switch Rear door key switch Remote keyless entry system Right door contactor Right front mini-wedge door jamb switch Right front power window/door lock switch Sp203 Sp410 Tbc fuse 10a W/ cargo doors W/o cargo doors Passlock Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Passlock Wiring Diagram for Chevrolet Silverado 2000 2500: 36 12v ref A12 Battery Body control module (in center console) Capacitor 0.47mf Connector (below steering column) Cruise fuse 10a Data Data link Engine wiring harness junction block Except 4.3l 4.3l F10 Filter (molded in steering column harness) Fuse block G200 (upper left kick panel) Grd Hot at all times Hot in run Ign 1 fuse 10a Ign pwr Mid bussed electrical center (near left kick panel) Nca Passlock sensor (internal to steering column) Passlock signal Pnk Resistor 10 ohms Sensor data Sensor grd Sensor pwr Sensor ret Sp203 Sp203 (upper left kick panel) Steering handwheel speed/position sensor (on steering column, near firewall) Tbc fuse 10a Vehicle control module (4.3l) powertrain control module (except 4.3l) (on left front of engine compt) W/o rear time damping only
BODY COMPUTER Body Computer Wiring Diagrams for Chevrolet Silverado 2000 2500 List of elements for Body Computer Wiring Diagrams for Chevrolet Silverado 2000 2500: 89 12v ref 54 (or 54 or 394) 5v ref A10 A11 A12 Acc relay Ambient light sensor (top center of dash) Anti-theft system B10 B11 B12 Battery Body control module (in center console) Body wiring harness junction block Cargo lp Class 2 data Computer data lines system Cruise fuse 10a Ctsy lp Ctsy lp rly Door latch Door locks system Door sw Dr unlk rly Drl rly coil Electronic power steering system Engine controls system Engine wiring harness junction block Evo hi Evo lo Exterior lights system F10 Fog lp rly Fog lp sw Ftp sw Fuse block G203 (on left "a" pillar) Ground Headlamp rly Headlights system Headlp dim Horn rly out Horns system Hot at all times Hot in run Hot in run & start Ign 1 feed Ign 1 fuse 10a Ign 3 input Inadv pwr Inst panel lp Int lp sw Interior lights system Key cyl sw Key reminder Key-in ignition switch Lamp relay Led dim Lf dr sw Liftgate ajar Lock coil Lp rly coil Lt turn input Nca Park brake switch Passlock sig Photocell Pk lp rly Pk lps feed Pnk Power distribution system Power distribution system (rap) Prk bk sw Rfa link Rt turn input Seat belt sw Sensor rtn Serial data Sp203 Tan Tbc fuse 10a Tow/haul sw Tow/haul switch Unlock coil Vss Warning system Warnings system Wheel pos
COMPUTER DATA LINES Computer Data Lines for Chevrolet Silverado 2000 2500 List of elements for Computer Data Lines for Chevrolet Silverado 2000 2500: 23 (not used) (under driver's seat) inflatable restraint sensing & diagnostic module 4.3l A12 All other gas Automatic transfer case control module (left side of dash, above headlight switch) Body control module (on lower left side of dash, below steering column) Body wiring harness junction block (under left side of dash) C11 Cellular phone ready wiring Cigar fuse 15a Data link connector (dlc) (under left side of dash, below steering column) Electronic brake control module (ebcm) (on left side of the inner frame) Engine wiring harness junction block (on left side of engine compt) G117 (right rear of of engine) G200 (upper left kick panel) Hot at all times Hvac control module Instrument cluster Sp205 (left side of dash) Splice pack sp203 Suspension control module (rear of right rear wheelwell) Vehicle control module (vcm)/ powertrain control module (pcm) (left front of engine compt)
CRUISE CONTROL
4.3L 4.3L VIN W, Cruise Control Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for 4.3L VIN W, Cruise Control Wiring Diagram for Chevrolet Silverado 2000 2500: 50 (left side of engine compt near battery) (left side of engine compt, near battery) engine wiring harness junction block (under left side a/t of dash) A/t A12 A13 A14 A15 Body wiring harn junction block Body wiring harn junction block (under left side of dash) Body wiring harness junction block Brake fuse 10a C1 b7 Clutch pedal position switch (top of clutch pedal) Clutch sw input Cruise control module (left rear of engine compt, on firewall) Cruise control switch Cruise engage input Cruise engage out Cruise fuse 10a Cruise on input D11 Engine wiring harness junction block Engine wiring harness junction block (left side of engine compt near battery) Exterior lights system F11 Fuse block (on lower left side of dash) G117 (right rear of engine) Ground Hot at all times Hot in run Ignition Inst cluster systems M/t Nca Off Resume/accel Resume/accel sig Set/coast Set/coast sig Sound systems Speed sensor input Speed sensor output Stop lps fuse 20a Stoplamp sw input Tcc/stoplamp switch (top of brake pedal) Vcm/pcm (left front of engine compt) Vehicle speed sensor (vss) (2wd: left side of transmission) (4wd: left side of transfer case) Vss high Vss low
4.8L 4.8L VIN V, Cruise Control Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Cruise Control Wiring Diagram for Chevrolet Silverado 2000 2500: 60 5 volt ref A12 A13 A14 A15 Accelerator pedal position sensor (above accelerator pedal) Act cntrl App sens App sens 1 App sens 2 App sens 3 App sense C1 d11 C2 a10 Clutch pedal position switch (top of clutch pedal) Clutch sw input Cruise control switch Cruise fuse 10a Cruise req Ect fuse 15a Engine compt) Engine wiring harness junction block (left side of engine compt, near battery) F12 Fuse block (on lower left side of dash) G117 (right rear of engine) Ground Hot at all times Hot in run & start Hot in run or start Ign Nca Off Pnk Powertrain control module (left front of engine compt) R/a input Resume/accel S/c input S103 Sens 1 grd Sens 1 rt Sens 2 grd Sens 2 rt Sens 3 grd Sens 3 rt Serial data Set/coast Stop lps fuse 20a Stoplamp switch (on top of brake pedal bracket) Stp lp in Tan Throttle actuator control (tac) module (near front of engine compt) Throttle actuator control motor (near front of Throttle position sensor (dual track) (near front of engine compartment) Tp sens 1 Tp sens 2 Veh stop fuse 10a Vehicle speed sensor (vss) (2wd: left rear side of transmission) (4wd: left rear side of transfer case) Vehicle speed sensor adapter (4 wd) (on left side of transmission) Vss high Vss low
5.3L 5.3L VIN T, Cruise Control Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Cruise Control Wiring Diagram for Chevrolet Silverado 2000 2500: 60 5 volt ref A12 A13 A14 A15 Accelerator pedal position sensor (above accelerator pedal) Act cntrl App sens App sens 1 App sens 2 App sens 3 App sense C1 d11 C2 a10 Clutch pedal position switch (top of clutch pedal) Clutch sw input Cruise control switch Cruise fuse 10a Cruise req Ect fuse 15a Engine compt) Engine wiring harness junction block (left side of engine compt, near battery) F12 Fuse block (on lower left side of dash) G117 (right rear of engine) Ground Hot at all times Hot in run & start Hot in run or start Ign Nca Off Pnk Powertrain control module (left front of engine compt) R/a input Resume/accel S/c input S103 Sens 1 grd Sens 1 rt Sens 2 grd Sens 2 rt Sens 3 grd Sens 3 rt Serial data Set/coast Stop lps fuse 20a Stoplamp switch (on top of brake pedal bracket) Stp lp in Tan Throttle actuator control (tac) module (near front of engine compt) Throttle actuator control motor (near front of Throttle position sensor (dual track) (near front of engine compartment) Tp sens 1 Tp sens 2 Veh stop fuse 10a Vehicle speed sensor (vss) (2wd: left rear side of transmission) (4wd: left rear side of transfer case) Vehicle speed sensor adapter (4 wd) (on left side of transmission) Vss high Vss low
DEFOGGERS Defogger Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Defogger Wiring Diagram for Chevrolet Silverado 2000 2500: 27 (base) (right "b" pillar) g305 (uplevel) (upper right kick panel) g203 A c1 A c2 C c1 D9 c1 F3 c1 Fuse block (on lower left side of dash) G200 Ground Hot at all times Hot in run Hot in run & start Hvac 1 fuse 10a Hvac control module (in center of dash, under radio) Ign Ign fuse 10a Ind K c1 Rear window defogger grid Rear window defogger relay Relay ctrl Rr defog fuse 30a Splice pack sp203 (upper left kick panel) Underhood junction block (at left side of engine compartment, near battery) Heated Mirrors Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Heated Mirrors Wiring Diagram for Chevrolet Silverado 2000 2500: 38 Base Body junction block (under left side of dash, near kick panel) C c7 C1 c C1 f2 D2 c1 D9 c1 Defog request Defogger switch/ timer Driver outside rearview mirror Driver window/ door lock switch F c5 F3 c1 Fuse block (on lower left side of dash) G200 (upper left kick panel) G203 (upper right kick panel) Ground Ground distribution system Hot at all times Hot in run Hot in run & start Htd mir fuse 10a Hvac 1 fuse 10a Hvac control module (in center of dash, under radio) I/p junction block (on lower right side of dash) Ign 3 Ign e fuse 10a Ind K c1 M c1 Nca Passenger outside rearview mirror Passenger window/ door lock switch Rear window defogger relay Relay ctrl Splice pack 203 Underhood junction block (at left side of engine compartment, near battery) Uplevel
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram, with RTD for Chevrolet Silverado 2000 2500 List of elements for Electronic Power Steering Wiring Diagram, with RTD for Chevrolet Silverado 2000 2500: 34 1995 vftc c 5v reference A10 Battery Body computer system Body wiring harness junction block (under left side of dash) Computer data lines system Engine wiring harness junction block (left side of engine compt, near battery) Evo actuator (part of power steering pump) Evo feed Evo return Fuse 30a G998 (rear corner of right rear window) Ground Hot at all times Hot in run I/p fuse block (on lower left side of dash) I/p wiring harness junction block (lower right side of dash) Ign 3 fuse 10a Ignition Instrument cluster system Low reference Nca Power distribution system Powertrain control module (on left front of engine compartment) Rtd S112 Serial data Sp410 Steering hand wheel position/speed sensor (near base of steering column) Suspension control module (rear of right wheelwell) Track 1 input Track 2 input Vss input Electronic Power Steering Wiring Diagram, without RTD for Chevrolet Silverado 2000 2500 List of elements for Electronic Power Steering Wiring Diagram, without RTD for Chevrolet Silverado 2000 2500: 31 1995 vftc c 5 volt ref A12 A4 c1 Anti-theft system Battery Body control module (in center console) Body wiring harness junction block (under left side of dash) Computer data lines system Cruise fuse 10a E9 c1 Engine wiring harness junction block (left side of engine compt, near battery) Evo actuator (part of power steering pump) Evo high Evo low F10 c1 G200 (upper left kick panel) Ground Hot at all times Hot in run Hot in run & start I/p fuse block (on lower left side of dash) Ign 1 fuse 10a Ignition Pnk Return Serial data Signal Sp203 Steering handwheel position/speed sensor (on steering column, near firewall) Tbc fuse 10a
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Electronic Suspension Wiring Diagram for Chevrolet Silverado 2000 2500: 22 Body wiring harness junction block (left side of dash, near kick panel) Dimming control E11 Engine wiring harness junction block (left side of engine compt near battery) Firm Fuse block (on lower left side of dash) G200 G415 (on spare tire hoist bracket) G416 (near left rear body mount) Hot in run or start Illum Indicator Interior lights system Left front shock solenoid valve (part of left front shock absorber) Left rear shock solenoid valve (part of left rear shock absorber) Off Pnk Right front shock solenoid valve (part of right front shock absorber) Right rear shock solenoid valve (part of right rear shock absorber) Selectable ride switch Seo ign fuse 10a Sp203 (upper left kick panel)
ENGINE PERFORMANCE
4.3L 4.3L VIN W, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Silverado 2000 2500 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Silverado 2000 2500: 66 (attached to right rear of throttle body) (left rear of engine) (on bottom front of engine near crank pulley) crankshaft position sensor (on right front side of fuel tank) evaporative emissions canister vent valve (top right rear of engine) evaporative emissions (evap) canister purge valve 1-2 shift sol ctrl 2-3 shift sol ctrl 3-2 ctrl sol ctrl B1 c2 Cam posit sens rtn Cam posit sens sig Camshaft position sensor (inside distributor) Crank posit sens rtn Crank posit sens sig Ect sens input Egr posit input Electronic brake control module (ebcm) (on left side of inner frame) Engine wiring harness junction block Evap G114 G117 (right rear of engine) Heated oxygen sensor (ho2s) bank 1 sensor 1 (in left exhaust pipe, before catalytic converter) Heated oxygen sensor (ho2s) bank 2 sensor 1 (in right exhaust pipe, before catalytic converter) Heated oxygen sensor (ho2s) bank 2 sensor 2 (in right exhaust pipe, after catalytic converter) Ho2s sens hi Ho2s sens lo Hot in run or start Iat sens sig Idle air control (iac) valve 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 Instrument cluster system (tachometer) Knock sens sig Knock sensor (on rear of engine block) Map sens input Mass air flow sens sig Nca O2a fuse 15a O2b fuse 15a Pnk Purge valve S103 S104 Sair pump rly Sens rtn Sens sig Tach out Tan Tcc on/off sol ctrl Tcc pwm sol ctrl Throttle posit sens Trans temp sens sig Vehicle control module (vcm) (on left front of engine compartment) Vehicle spd output sig Vehicle speed sensor (left rear side of transmission) Vehicle speed sensor shield Vss input Vss rtn Vss signal 4.3L VIN W, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Silverado 2000 2500 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Silverado 2000 2500: 44 1-2 shift sol 2-3 shift sol 3-2 control sol Automatic transmission B6 c3 C ground C10 C12 D ign D10 E maf sig E12 E3 c2 Eng1 fuse 10a Engine wiring harness junction block Exhaust gas recirculation valve (egr) (top front of engine, near thermostat housing) Fuel inj 1 Fuel inj 2 Fuel inj 3 Fuel inj 4 Fuel inj 5 Fuel inj 6 G117 (right rear of engine) Heated oxygen sensor (ho2s) bank 1 sensor 2 (in left exhaust pipe, after catalytic converter) Hot in run or start Iat sensor Inja fuse 15a Injb fuse 15a Mass airflow sensor (in air intake duct) Nca Pnk Pnk b Pnk d Pnk e Pnk h Pnk j Pnk l Pressure control solenoid valve Red S103 Tan Tcc on/off sol Tcc pwm sol Transmission fluid temperature (tft) sensor (internal) 4.3L VIN W, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Silverado 2000 2500 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Silverado 2000 2500: 40 (in engine harn) (in fuel tank) fuel tank pressure sensor (left rear of engine) (right front of engine) 5v ref Air maxi fuse 30a Body wiring harness junction c1 block Engine coolant level switch (in coolant reservoir) Engine coolant temperature sensor (left rear side of cylinder head) Engine oil level switch (right side of oil pan) Engine wiring harness junction block Front axle actuator/ switch (center right side of axle housing) Fuse block G114 G114 (left rear of engine) G119 Hot at all times Hot in run or start Ign0 fuse 10a Ign1 fuse 10a Igne fuse 10a Instrument cluster Manifold absolute pressure (map) sensor (top right of engine, near fuel injectors) Map Pnk Red Red a Ref lo S102 S104 S105 S106 (in engine harn) S107 S108 Secondary air injection pump relay (in engine wiring harness junction block) Secondary air injection reaction pump (right rear of engine compt) Secondary air injection reaction valve solenoid (right rear of engine compt) Service engine soon indicator Temp Throttle position (tp) sensor (on throttle body assembly) 4.3L VIN W, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Silverado 2000 2500 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Silverado 2000 2500: 85 (left frame rail near body mount) (right rear of engine) 12v battery fused 4wd fuse 15a 4wd low ind sig 5v ref voltage 5v return A/c comp rly ctrl A/c rec sw A/c request signal A/c system Automatic transfer case control module (above headlight switch) Body control module (below steering column) Body wiring harness junction block Brake fuse 10a Brake switch input C11 Check eng lp ind out Clutch pedal position switch (top of clutch pedal bracket) Coil wire Comp cycling sw Coolant lev Cpp sw input Cruise control system Cruise control system, body computer system (vehicle speed signal) Cruise ctrl sig-eng Data link connector (below steering column) Distributor Ecm1 fuse 10a Ecmb fuse 20a Egr valve cntrl Engine wiring harness junction block Est output sig Evap sol purge ctrl Four whl dr sig lo Fuel lev sensor Fuel pump relay Fuel pump rly ctrl Fuel pump/ level sensor (in fuel tank) Fuse block Fused output G117 G119 (right front of engine) G402 Gen term l Ground Hot at all times Hot in run & start Ign Ign timing sig. Ignition coil (top right rear of engine) Ignition control module (right side, top of engine) Ignition feed Manual 4wd Oil level signal Park/neutral position switch (left side of transmission) Pnk Pnk a Power Press ctrl sol hi Press ctrl sol lo Prndl a Prndl b Prndl c Prndl p Recirc door sig Red S102 S103 S199 Sensor ground Serial data Serial data sig Sp205 (behind headlamp switch) Starting/char- ging system Stoplight switch (top of brake pedal bracket) Tach. sig. Trans press sig-bit 1 Trans press sig-bit 2 Trans press sig-bit 3 Transfer case switch (on left front of transfer case) Vcm ground Vehicle control module (vcm) (on left front of engine compartment) Vss sig W/ atc
4.8L 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500: 65 (below steering column) data link connector (lower right rear of engine) crankshaft position sensor +5v 3-2 ss Anti-lock brake system Body control module (below steering column) Brk sw C10 C11 C12 Ckp Cls 2 data Clutch sw Cmp Coolant lev D10 E12 Ecm1 fuse 10a Ecmb fuse 20a Ect sig Egr input Electronic suspension system Fuse block G117 (right rear of engine) Gnd Ho2s hi Ho2s lo Hot at all times Hot in run & start Ign Ign 0 fuse 10a Inj1 Inj2 Inj3 Inj4 Inj5 Inj6 Inj7 Inj8 Inja fuse 15a Injb fuse 15a Injectors Ks signal Lift/dive sig O2a fuse 15a O2b fuse 15a Oil lev Pnk Pnk b Powertrain control module (left front of engine compt) Prnd a Prnd b Prnd p Range b Range c Red Ref low Req torque S103 Sens gnd Sens rtn Serial data Sp205 (behind headlamp switch) Tan Underhood junction block 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500: 39 (left front of engine) (left rear of engine) (left rear of engine) g114 (not used) Air maxi fuse 30a c7 Ecm b fuse 20a Engine coolant level switch (in coolant reservoir) Engine coolant temperature sensor (left front of cylinder head) Engine oil level switch (right side of oil pan) Fuel pump relay Fuel pump/ level sensor (in fuel tank) G104 G110 G114 (left rear of engine) G117 (right rear of engine) G402 (left frame body mount bracket) Heated oxygen sensor (bank 1 sensor 1) (left exh pipe before converter) Heated oxygen sensor (bank 1 sensor 2) (left exh pipe after converter) Heated oxygen sensor (bank 2 sensor 1) (right exh pipe before converter) Heated oxygen sensor (bank 2 sensor 2) (right exh pipe after converter) Hot at all times Hot in run & start Ign e fuse 10a c2 Knock sensor 1 (under intake manifold) Knock sensor 2 (under intake manifold) Nca Park/neutral position switch (left side of transmission) Pnk Red S103 S104 S104 (in engine harness) S108 Secondary air injection reaction pump (right rear of engine compt) Secondary air injection reaction relay (right rear of engine compartment) Secondary air injection reaction solenoid (right rear of engine compt) Tan Throttle position sensor (w/o electronic throttle control) (on throttle body assy) Under- hood junction block 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500: 36 1-2 sol 2-3 sol 3-2 sol A/t fluid pressure manual valve position switch Automatic transaxle Body junction block Brake fuse 10a Camshaft position sensor (top center rear of engine) Clutch pedal position switch (top of pedal bracket) Evap canister purge valve (top right rear of engine) Evap canister vent valve (left front side of fuel tank) Exhaust gas recirculation valve (top right front of engine) F12 Fuel tank pressure sensor (in fuel tank) Fuse block Hot in run Hot in run & start Manifold absolute pressure sensor (top rear of engine) N pnk P red Pc sol valve Pnk Pnk a Pnk b Red Red e Red/ Rev Stop lps fuse 20a Stop- lamp switch (top of brake pedal bracket) Tan Tcc pwm sol Tcc sol Tft sensor Vehicle speed sensor (left rear of transmission) Vss adapter (4wd) (left side of trans) 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500: 47 A10 Accelerator pedal position sensor (w/ electronic throttle control) Act cntrl App sens App sens 1 App sens 2 App sens 3 App sense Cruise control system Cruise req D11 Data Ect fuse 15a Fuse block G117 (right rear of engine) Gnd Ground Hot in run & start Hot in run or start Iat sensor Ign Ign0 fuse 10a Mass airflow sensor (in air intake duct) Pnk Pnk d R/a input Red S/c input S103 Sens 1 grd Sens 1 rt Sens 2 grd Sens 2 rt Sens 3 grd Sens 3 rt Sens grd Signal Stp lp in Tan Tan b Throttle actuator control (tac) module (w/ electronic throttle control) (in left rear of engine compt) Throttle actuator control motor (w/ electronic throttle control) (on throttle body) Throttle position sensor (dual track) (w/ electronic throttle control) (on throttle body) Tp sens 1 Tp sens 2 Underhood junction block Veh stop fuse 10a 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Controls Wiring Diagram, Except Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500: 86 (in engine harness) (left front of engine) g110 (left rear of engine) g114 1-2 ss 2-3 ss 4wd low A/c clu A/c req A/c system Air pump Anti-lock brake system Anti-lock brake system (speed signal) Automatic transfer case control module (above c3 headlight switch) Cruise control system Cruise eng Ctrl Cyc sw in Delivered torq Egr ctrl Egr gnd Eng1 fuse 10a Evap canp Evap vent Front axle switch (right side of center on axle housing) Frt axle sw Fuel lev Fuel pmp Fuel sig ctrl Fuse block G117 (right rear of engine) Gen f Gen l Gnd Hot in run & start Iac coil hi Iac coil lo Iat sig Idle air control valve (top of throttle body) Ign Ign ctrl Ign feed Ign1 fuse 10a Ignition coils Instrument cluster systems (speed signal) Instrument panel cluster Maf sig Malfunction indicator lamp Map sig Mil ctrl Nca Nca nca Pc sol hi Pc sol lo Pnk Pnk d Powertrain control module (left front of engine compt) Prnd c Recirc door Recirc sw Red Red c Ref lo Ref low Rpm out S103 S151 S152 S153 S154 S157 Sens gnd Spark plug Starting/charging system Tan Tcc pwm Tcc sol Tft sens sig Tp sig Trans rng a Transfer case switch (left front of transaxle case) Under- hood junction block Vss high Vss low Vss out W/ atc W/ manual 4wd 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500: 65 (below steering column) data link connector (lower right rear of engine) crankshaft position sensor +5v 3-2 ss Anti-lock brake system Body control module (below steering column) Brk sw C10 C11 C12 Ckp Cls 2 data Clutch sw Cmp Coolant lev D10 E12 Ecm1 fuse 10a Ecmb fuse 20a Ect sig Egr input Electronic suspension system Fuse block G117 (right rear of engine) Gnd Ho2s hi Ho2s lo Hot at all times Hot in run & start Ign Ign 0 fuse 10a Inj1 Inj2 Inj3 Inj4 Inj5 Inj6 Inj7 Inj8 Inja fuse 15a Injb fuse 15a Injectors Ks signal Lift/dive sig O2a fuse 15a O2b fuse 15a Oil lev Pnk Pnk b Powertrain control module (left front of engine compt) Prnd a Prnd b Prnd p Range b Range c Red Ref low Req torque S103 Sens gnd Sens rtn Serial data Sp205 (behind headlamp switch) Tan Under- hood junction block 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500: 41 (eng harness) s114 (left front of engine) (left rear of engine) (left rear of engine) g114 (not used) Air maxi fuse 30a c7 Ecm b fuse 20a Engine coolant level switch (in coolant reservoir) Engine coolant temperature sensor (left front of cylinder head) Engine oil level switch (right side of oil pan) Fuel pump relay Fuel pump/ level sensor (in fuel tank) G104 G110 G114 (left rear of engine) G117 (right rear of engine) G402 (left frame body mount bracket) Heated oxygen sensor (bank 1 sensor 1) (left exh pipe before converter) Heated oxygen sensor (bank 1 sensor 2) (left exh pipe after converter) Heated oxygen sensor (bank 2 sensor 1) (right exh pipe before converter) Heated oxygen sensor (bank 2 sensor 2) (right exh pipe after converter) Hot at all times Hot in run & start Ign e fuse 10a c2 Knock sensor 1 (under intake manifold) Knock sensor 2 (under intake manifold) Nca Park/neutral position switch (left side of transmission) Pnk Red S103 S104 S104 (in engine harness) S108 S113 (eng harness) Secondary air injection reaction pump (right rear of engine compt) Secondary air injection reaction relay (right rear of engine compartment) Secondary air injection reaction solenoid (right rear of engine compt) Tan Throttle position sensor (w/o electronic throttle control) (on throttle body assy) Under- hood junction block 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500: 36 1-2 sol 2-3 sol 3-2 sol A/t fluid pressure manual valve position switch Automatic transaxle Body junction block Brake fuse 10a Camshaft position sensor (top center rear of engine) Clutch pedal position switch (top of pedal bracket) Evap canister purge valve (top right rear of engine) Evap canister vent valve (left front side of fuel tank) Exhaust gas recirculation valve (top right front of engine) F12 Fuel tank pressure sensor (in fuel tank) Fuse block Hot in run Hot in run & start Manifold absolute pressure sensor (top rear of engine) N pnk P red Pc sol valve Pnk Pnk a Pnk b Red Red e Red/ Rev Stop lps fuse 20a Stop- lamp switch (top of brake pedal bracket) Tan Tcc pwm sol Tcc sol Tft sensor Vehicle speed sensor (left rear of transmission) Vss adapter (4wd) (left side of trans) 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500: 47 A10 Accelerator pedal position sensor (w/ electronic throttle control) Act cntrl App sens App sens 1 App sens 2 App sens 3 App sense Cruise control system Cruise req D11 Data Ect fuse 15a Fuse block G117 (right rear of engine) Gnd Ground Hot in run & start Hot in run or start Iat sensor Ign Ign0 fuse 10a Mass airflow sensor (in air intake duct) Pnk Pnk d R/a input Red S/c input S103 Sens 1 grd Sens 1 rt Sens 2 grd Sens 2 rt Sens 3 grd Sens 3 rt Sens grd Signal Stp lp in Tan Tan b Throttle actuator control (tac) module (w/ electronic throttle control) (in left rear of engine compt) Throttle actuator control motor (w/ electronic throttle control) (on throttle body) Throttle position sensor (dual track) (w/ electronic throttle control) (on throttle body) Tp sens 1 Tp sens 2 Under- hood junction block Veh stop fuse 10a 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, Engine Performance Wiring Diagrams, Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500: 86 (in engine harness) (left front of engine) g110 (left rear of engine) g114 1-2 ss 2-3 ss 4wd low A/c clu A/c req A/c system Air pump Anti-lock brake system Anti-lock brake system (speed signal) Automatic transfer case control module (above c3 headlight switch) Cruise control system Cruise eng Ctrl Cyc sw in Delivered torq Egr ctrl Egr gnd Eng1 fuse 10a Evap canp Evap vent Front axle switch (right side of center on axle housing) Frt axle sw Fuel lev Fuel pmp Fuel sig ctrl Fuse block G117 (right rear of engine) Gen f Gen l Gnd Hot in run & start Iac coil hi Iac coil lo Iat sig Idle air control valve (top of throttle body) Ign Ign ctrl Ign feed Ign1 fuse 10a Ignition coils Instrument cluster systems (speed signal) Instrument panel cluster Maf sig Malfunction indicator lamp Map sig Mil ctrl Nca Nca nca Pc sol hi Pc sol lo Pnk Pnk d Powertrain control module (left front of engine compt) Prnd c Recirc door Recirc sw Red Red c Ref lo Ref low Rpm out S103 S151 S152 S153 S154 S157 Sens gnd Spark plug Starting/charging system Tan Tcc pwm Tcc sol Tft sens sig Tp sig Trans rng a Transfer case switch (left front of transaxle case) Under- hood junction block Vss high Vss low Vss out W/ atc W/ manual 4wd
5.3L 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500: 65 (below steering column) data link connector (lower right rear of engine) crankshaft position sensor +5v 3-2 ss Anti-lock brake system Body control module (below steering column) Brk sw C10 C11 C12 Ckp Cls 2 data Clutch sw Cmp Coolant lev D10 E12 Ecm1 fuse 10a Ecmb fuse 20a Ect sig Egr input Electronic suspension system Fuse block G117 (right rear of engine) Gnd Ho2s hi Ho2s lo Hot at all times Hot in run & start Ign Ign 0 fuse 10a Inj1 Inj2 Inj3 Inj4 Inj5 Inj6 Inj7 Inj8 Inja fuse 15a Injb fuse 15a Injectors Ks signal Lift/dive sig O2a fuse 15a O2b fuse 15a Oil lev Pnk Pnk b Powertrain control module (left front of engine compt) Prnd a Prnd b Prnd p Range b Range c Red Ref low Req torque S103 Sens gnd Sens rtn Serial data Sp205 (behind headlamp switch) Tan Underhood junction block 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500: 39 (left front of engine) (left rear of engine) (left rear of engine) g114 (not used) Air maxi fuse 30a c7 Ecm b fuse 20a Engine coolant level switch (in coolant reservoir) Engine coolant temperature sensor (left front of cylinder head) Engine oil level switch (right side of oil pan) Fuel pump relay Fuel pump/ level sensor (in fuel tank) G104 G110 G114 (left rear of engine) G117 (right rear of engine) G402 (left frame body mount bracket) Heated oxygen sensor (bank 1 sensor 1) (left exh pipe before converter) Heated oxygen sensor (bank 1 sensor 2) (left exh pipe after converter) Heated oxygen sensor (bank 2 sensor 1) (right exh pipe before converter) Heated oxygen sensor (bank 2 sensor 2) (right exh pipe after converter) Hot at all times Hot in run & start Ign e fuse 10a c2 Knock sensor 1 (under intake manifold) Knock sensor 2 (under intake manifold) Nca Park/neutral position switch (left side of transmission) Pnk Red S103 S104 S104 (in engine harness) S108 Secondary air injection reaction pump (right rear of engine compt) Secondary air injection reaction relay (right rear of engine compartment) Secondary air injection reaction solenoid (right rear of engine compt) Tan Throttle position sensor (w/o electronic throttle control) (on throttle body assy) Under- hood junction block 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500: 36 1-2 sol 2-3 sol 3-2 sol A/t fluid pressure manual valve position switch Automatic transaxle Body junction block Brake fuse 10a Camshaft position sensor (top center rear of engine) Clutch pedal position switch (top of pedal bracket) Evap canister purge valve (top right rear of engine) Evap canister vent valve (left front side of fuel tank) Exhaust gas recirculation valve (top right front of engine) F12 Fuel tank pressure sensor (in fuel tank) Fuse block Hot in run Hot in run & start Manifold absolute pressure sensor (top rear of engine) N pnk P red Pc sol valve Pnk Pnk a Pnk b Red Red e Red/ Rev Stop lps fuse 20a Stop- lamp switch (top of brake pedal bracket) Tan Tcc pwm sol Tcc sol Tft sensor Vehicle speed sensor (left rear of transmission) Vss adapter (4wd) (left side of trans) 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500: 47 A10 Accelerator pedal position sensor (w/ electronic throttle control) Act cntrl App sens App sens 1 App sens 2 App sens 3 App sense Cruise control system Cruise req D11 Data Ect fuse 15a Fuse block G117 (right rear of engine) Gnd Ground Hot in run & start Hot in run or start Iat sensor Ign Ign0 fuse 10a Mass airflow sensor (in air intake duct) Pnk Pnk d R/a input Red S/c input S103 Sens 1 grd Sens 1 rt Sens 2 grd Sens 2 rt Sens 3 grd Sens 3 rt Sens grd Signal Stp lp in Tan Tan b Throttle actuator control (tac) module (w/ electronic throttle control) (in left rear of engine compt) Throttle actuator control motor (w/ electronic throttle control) (on throttle body) Throttle position sensor (dual track) (w/ electronic throttle control) (on throttle body) Tp sens 1 Tp sens 2 Underhood junction block Veh stop fuse 10a 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Controls Wiring Diagram, Except Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500: 86 (in engine harness) (left front of engine) g110 (left rear of engine) g114 1-2 ss 2-3 ss 4wd low A/c clu A/c req A/c system Air pump Anti-lock brake system Anti-lock brake system (speed signal) Automatic transfer case control module (above c3 headlight switch) Cruise control system Cruise eng Ctrl Cyc sw in Delivered torq Egr ctrl Egr gnd Eng1 fuse 10a Evap canp Evap vent Front axle switch (right side of center on axle housing) Frt axle sw Fuel lev Fuel pmp Fuel sig ctrl Fuse block G117 (right rear of engine) Gen f Gen l Gnd Hot in run & start Iac coil hi Iac coil lo Iat sig Idle air control valve (top of throttle body) Ign Ign ctrl Ign feed Ign1 fuse 10a Ignition coils Instrument cluster systems (speed signal) Instrument panel cluster Maf sig Malfunction indicator lamp Map sig Mil ctrl Nca Nca nca Pc sol hi Pc sol lo Pnk Pnk d Powertrain control module (left front of engine compt) Prnd c Recirc door Recirc sw Red Red c Ref lo Ref low Rpm out S103 S151 S152 S153 S154 S157 Sens gnd Spark plug Starting/charging system Tan Tcc pwm Tcc sol Tft sens sig Tp sig Trans rng a Transfer case switch (left front of transaxle case) Under- hood junction block Vss high Vss low Vss out W/ atc W/ manual 4wd 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (1 of 5) for Chevrolet Silverado 2000 2500: 65 (below steering column) data link connector (lower right rear of engine) crankshaft position sensor +5v 3-2 ss Anti-lock brake system Body control module (below steering column) Brk sw C10 C11 C12 Ckp Cls 2 data Clutch sw Cmp Coolant lev D10 E12 Ecm1 fuse 10a Ecmb fuse 20a Ect sig Egr input Electronic suspension system Fuse block G117 (right rear of engine) Gnd Ho2s hi Ho2s lo Hot at all times Hot in run & start Ign Ign 0 fuse 10a Inj1 Inj2 Inj3 Inj4 Inj5 Inj6 Inj7 Inj8 Inja fuse 15a Injb fuse 15a Injectors Ks signal Lift/dive sig O2a fuse 15a O2b fuse 15a Oil lev Pnk Pnk b Powertrain control module (left front of engine compt) Prnd a Prnd b Prnd p Range b Range c Red Ref low Req torque S103 Sens gnd Sens rtn Serial data Sp205 (behind headlamp switch) Tan Under- hood junction block 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (2 of 5) for Chevrolet Silverado 2000 2500: 41 (eng harness) s114 (left front of engine) (left rear of engine) (left rear of engine) g114 (not used) Air maxi fuse 30a c7 Ecm b fuse 20a Engine coolant level switch (in coolant reservoir) Engine coolant temperature sensor (left front of cylinder head) Engine oil level switch (right side of oil pan) Fuel pump relay Fuel pump/ level sensor (in fuel tank) G104 G110 G114 (left rear of engine) G117 (right rear of engine) G402 (left frame body mount bracket) Heated oxygen sensor (bank 1 sensor 1) (left exh pipe before converter) Heated oxygen sensor (bank 1 sensor 2) (left exh pipe after converter) Heated oxygen sensor (bank 2 sensor 1) (right exh pipe before converter) Heated oxygen sensor (bank 2 sensor 2) (right exh pipe after converter) Hot at all times Hot in run & start Ign e fuse 10a c2 Knock sensor 1 (under intake manifold) Knock sensor 2 (under intake manifold) Nca Park/neutral position switch (left side of transmission) Pnk Red S103 S104 S104 (in engine harness) S108 S113 (eng harness) Secondary air injection reaction pump (right rear of engine compt) Secondary air injection reaction relay (right rear of engine compartment) Secondary air injection reaction solenoid (right rear of engine compt) Tan Throttle position sensor (w/o electronic throttle control) (on throttle body assy) Under- hood junction block 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (3 of 5) for Chevrolet Silverado 2000 2500: 36 1-2 sol 2-3 sol 3-2 sol A/t fluid pressure manual valve position switch Automatic transaxle Body junction block Brake fuse 10a Camshaft position sensor (top center rear of engine) Clutch pedal position switch (top of pedal bracket) Evap canister purge valve (top right rear of engine) Evap canister vent valve (left front side of fuel tank) Exhaust gas recirculation valve (top right front of engine) F12 Fuel tank pressure sensor (in fuel tank) Fuse block Hot in run Hot in run & start Manifold absolute pressure sensor (top rear of engine) N pnk P red Pc sol valve Pnk Pnk a Pnk b Red Red e Red/ Rev Stop lps fuse 20a Stop- lamp switch (top of brake pedal bracket) Tan Tcc pwm sol Tcc sol Tft sensor Vehicle speed sensor (left rear of transmission) Vss adapter (4wd) (left side of trans) 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (4 of 5) for Chevrolet Silverado 2000 2500: 47 A10 Accelerator pedal position sensor (w/ electronic throttle control) Act cntrl App sens App sens 1 App sens 2 App sens 3 App sense Cruise control system Cruise req D11 Data Ect fuse 15a Fuse block G117 (right rear of engine) Gnd Ground Hot in run & start Hot in run or start Iat sensor Ign Ign0 fuse 10a Mass airflow sensor (in air intake duct) Pnk Pnk d R/a input Red S/c input S103 Sens 1 grd Sens 1 rt Sens 2 grd Sens 2 rt Sens 3 grd Sens 3 rt Sens grd Signal Stp lp in Tan Tan b Throttle actuator control (tac) module (w/ electronic throttle control) (in left rear of engine compt) Throttle actuator control motor (w/ electronic throttle control) (on throttle body) Throttle position sensor (dual track) (w/ electronic throttle control) (on throttle body) Tp sens 1 Tp sens 2 Under- hood junction block Veh stop fuse 10a 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, Engine Performance Wiring Diagrams, Canadian Built (5 of 5) for Chevrolet Silverado 2000 2500: 86 (in engine harness) (left front of engine) g110 (left rear of engine) g114 1-2 ss 2-3 ss 4wd low A/c clu A/c req A/c system Air pump Anti-lock brake system Anti-lock brake system (speed signal) Automatic transfer case control module (above c3 headlight switch) Cruise control system Cruise eng Ctrl Cyc sw in Delivered torq Egr ctrl Egr gnd Eng1 fuse 10a Evap canp Evap vent Front axle switch (right side of center on axle housing) Frt axle sw Fuel lev Fuel pmp Fuel sig ctrl Fuse block G117 (right rear of engine) Gen f Gen l Gnd Hot in run & start Iac coil hi Iac coil lo Iat sig Idle air control valve (top of throttle body) Ign Ign ctrl Ign feed Ign1 fuse 10a Ignition coils Instrument cluster systems (speed signal) Instrument panel cluster Maf sig Malfunction indicator lamp Map sig Mil ctrl Nca Nca nca Pc sol hi Pc sol lo Pnk Pnk d Powertrain control module (left front of engine compt) Prnd c Recirc door Recirc sw Red Red c Ref lo Ref low Rpm out S103 S151 S152 S153 S154 S157 Sens gnd Spark plug Starting/charging system Tan Tcc pwm Tcc sol Tft sens sig Tp sig Trans rng a Transfer case switch (left front of transaxle case) Under- hood junction block Vss high Vss low Vss out W/ atc W/ manual 4wd
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Backup Lamps Wiring Diagram for Chevrolet Silverado 2000 2500: 17 (left side of transmission) back-up lamp switch A trailer connector (heavy duty) A/t B/u lp fuse 25a B10 Back-up lamp switch (part of park/neutral position switch) (left side of transmission) Engine wiring harness junction block (left side of eng compt, near battery) G415 (on spare tire hoist bracket) Hot in run or start Left back-up lamp M/t Mirrors system (automatic day/night mirror) Pnk Rear lamps bussing block (front of rear bumber, on crossmember) Right back-up lamp Trlr b/u fuse 10a Veh b/u fuse 15a Trailer/Camper Adapter Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Trailer/Camper Adapter Wiring Diagram for Chevrolet Silverado 2000 2500: 58 (in camper wiring harn) Body control module Body junction block (left side of dash) C1 c C1 c11 C1 f2 C10 c1 C2 d10 C3 b3 C3 e1 C3 e5 C5 a C5 b C5 c C5 d C5 f Camper extension Camper in-line connector Camper wiring (pickup only) Chmsl fuse 10a D10 E10 F c1 F10 c2 G203 (upper left kick panel) G415 (on spare tire hoist bracket) Heavy duty trailer wiring Hot at all times Hot with back-up lamp switch closed Hot with park lamp relay energized Hot with stop lamp switch depressed Int prk fuse 10a Light duty trailer wiring Nca Pickup only Red S400 (in camper wiring harn) S401 (in camper wiring harn) S402 (in camper wiring harn) S403 (in camper wiring harn) S404 (in camper wiring harn) S405 S406 Splice pack Stud 1 Stud 1 maxi fuse 40a Stud 2 Stud 2 maxi fuse 30a Trailer connector Trailer in-line connector Trl l trn fuse 10a Trl prk fuse 15a Trl r trn fuse 10a Trlr b/u fuse 15a Turn/ hazard switch Underhood junction block (left side of eng compt, near battery) Utilities only Veh b/u fuse 15a
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Silverado 2000 2500 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Silverado 2000 2500: 82 (0thers) (4.3l) (4.3l) g119 (right front of engine) (all gas ex 4.3l) (canada) 4.3l A c1 A/c A/c automatic recirculating switch Air injection reaction pump Air injection reaction solenoid All other gas Automatic transfer case (atc) control module Auxiliary Battery relay Body wiring harness junction block (under left side of dash) Brake fluid C d C2 a7 C2 b8 Coil module Compressor clutch Compressor low pressure cycling switch Coolant level switch Cruise control module D12 Data link connector (dlc) Electronic brake control module (ebcm) Engine Engine wiring harness junction block (left side of eng compt) Engine wiring harness junction block (left side of engine compt) Front axle actuator/ switch Fuel pump relay G102 (on left front body mount) G108 (left radiator support bracket) G110 (4.8l, 5.3l, 6.0l) (left front of engine) G114 (left rear of engine) G117 (4.8l, 5.3l, 6.0l) (right rear of engine) G117 (right rear of engine) Headlamp relay Heated oxygen sensor (ho2s) (bank 1 sensor 1) Heated oxygen sensor (ho2s) (bank 1 sensor 2) Heated oxygen sensor (ho2s) (bank 2 sensor 1) Heated oxygen sensor (ho2s) (bank 2 sensor 2) Ign 1 relay Ignition Ignition coils (left bank) (v8 gas only) Ignition coils (right bank) (v8 gas only) Instrument cluster Left battery Left daytime running lamp (drl) Left fog lamp Left horn (low) Left park/ turn lamp Level switch Low washer switch Mass airflow (maf) sensor Motor module Nca Oil level switch Park/ neutral position switch Right battery Right daytime running lamp (drl) Right fog lamp Right horn (v22 only) Right park/ turn lamp S102 (engine harness) S103 (engine harness) S156 (eng harn) S157 (engine harn) Secondary Starter relay Throttle actuator control module Transfer case switch Underhood lamp V8 gas Vehicle control module (vcm)/ powertrain control module (pcm) Vss shield (4.3l) W/atc W/o atc Windshield washer pump Windshield wiper Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Silverado 2000 2500 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Silverado 2000 2500: 68 (base only) (base only) cigar lighter (base only) left mini wedge (door jamb switch) (base only) left power door lock switch (base only) mode door motor (base only) recirculation door motor (base only) right mini wedge (door jamb switch) (base only) temperature door motor (not used) (uplevel only) (uplevel only) automatic transfer case (atc) select switch 87a A12 A16 Amplifier Ashtray lamp Automatic day-night rearview mirror w/ compass Automatic transfer case (atc) control module Auxiliary power outlet B12 Blower motor switch/hvac control module Body control module Body wiring harness junction block (under left side of dash) Brake transmission shift interlock solenoid C10 C11 C297 C297c Center high mounted stop/ cargo lamp Courtesy lamp relay Data link connector (dlc) E13 E16 F12 Fog/ cargo lamp switch Front overhead reading lamps Fuse block (lower left side of dash) G200 (upper left kick panel) Headlamp & panel dimmer switch Headlamp dimmer switch Heated/ memory seat switch Horn switch In vehicle temperature sensor assembly Inflatable restraint i/p module switch Instrument cluster Key cylinder switch Left door key switch Left mini wedge (door jamb switch) Left outside power mirror Left power window/ door lock switch Nca Park switch Power door lock switch Power door locks relay Power mirror switch Power window switch Radio Remote control door lock receiver Right power door lock switch Roof beacon switch Selectable ride switch Sp203 Steering column Tow/haul switch Traction assist switch Turn/ hazard flasher Uplevel only Vehicle interface unit (viu) Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Silverado 2000 2500 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Silverado 2000 2500: 77 (base seat) (heavy duty) trailer connector (light duty) trailer connector (uplevel) hvac control module (uplevel) mode door motor (uplevel) recirculation door motor (uplevel) temperature door motor 6.0l A11 A18 Auto- ecc hvac control module Auxiliary power outlet (console) Blower motor resistor/ relay assembly C10 Door lock switch Driver heated seat relay Driver power seat switch Driver seat belt switch Driver seat bolster switch Driver seat heating element Driver seat lumbar motor Driver seat power switch Driver seat thermistor Full feature seat G203 (upper right kick panel) G300 (under driver's seat) G308 (left side of "b" pillar) G308 (right side of "b" pillar) G415 (on spare tire hoist bracket) G416 (left rear body mount) G416 (on left frame rail near body mount) I/p compartment lamp Inflatable restraint sensing & diagnostic module Ip wiring harness junction block (lower right side of dash) Left back-up lamp Left front shock solenoid valve Left license lamp Left rear shock solenoid valve Left tail/ stoplamp Left turn lamp Memory seat module Nca Nca b Passenger heated seat relay Passenger heated seat switch Passenger power seat switch Passenger seat bolster switch Passenger seat heating element Passenger seat lumbar motor Passenger seat switch Passenger seat thermistor Power seat Power window switch Primary fuel pump/ sender Rap 2 relay Rear lamps bussing block (front of rear bumper, on crossmember) Rear window def0gger element Right back-up lamp Right front shock solenoid valve Right license lamp Right mini wedge (door jamb switch) Right outside power mirror Right power window/ door lock switch Right rear shock solenoid valve Right tail/ stoplamp Right turn lamp Roof beacon ground Roof beacon relay Roof marker lamps S201 (near roof marker lamps) S307 S308 S309 Seat belt switch Secondary fuel pump/ sender Uplevel only Window lock out
HEADLIGHTS Headlight Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Headlight Wiring Diagram for Chevrolet Silverado 2000 2500: 57 A11 Al sens ref Al sens sig Ambient light sensor (on top center of dash) Auto Body control module (lower left side of dash) Body junction block (under left side of dash) C1 b4 C1 d3 C1 f7 C2 f7 Drl fuse 10a Drl relay E10 E11 E12 E13 Exterior lamps system (park lamp relay) F2 c1 Flash- to-pass Fog lamp switch Fog lp relay Fog lp sw Fog lps fuse 15a Ftp in G108 (on left radiator support) G114 (left rear of engine) G202 Head Headlamp dimmer switch Headlamp relay Headlamp switch High High beam Hot at all times Hot in run or start Igne fuse 10a Left drl lamp Left fog lamp Left high beam headlamp Left low beam headlamp Low Lt hdlp fuse 15a On indicator Park Pickups Right drl lamp Right fog lamp Right high beam headlamp Right low beam headlamp S100 S101 S102 Splice pack 203 (left side of dash) Tbc fuse 10a Underhood junction block (left side of engine compt) Utilities
HORN Horn Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Horn Wiring Diagram for Chevrolet Silverado 2000 2500: 14 (left side of engine compartment) A11 C1 body control module (in center console) G108 (left radiator support bracket) Horn fuse 15a Horn relay Horn switch Hot at all times Left horn (left side of radiator support) Nca Right horn (right side of radiator support) S101 S10o Underhood junction block
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Instrument Cluster Wiring Diagram for Chevrolet Silverado 2000 2500: 81 (not used) (w/ 4.3l) (w/0 4.3l) 4wd ind A10 A11 A12 Abs ind Air bag ind B10 B11 B12 Body control module Body wiring harness junction block Body wiring harness junction block (under left side of dash, near kick panel) Brake ind C201 Computer data lines system Cruise control module Cruise fuse 10a Cruise ind Cruise pwr Data lines Engine controls system Engine oil pressure sensor Engine wiring harness junction block Engine wiring harness junction block (at left side of engine compt, near battery) Exterior lights system Fuel gauge Fuse block (on lower left side of dash) G108 (left radiator support bracket) G117 (right rear of engine) G200 High beam ind Hot at all times Hot in run Hot in run or start Hot in run, bulb test, or start Hour meter Ign 1 fuse 10a Ign o fuse 10a Ignition 0 Illum pwr Illumination (6 bulbs) Instrument cluster Interior lights system J/c sp203 (upper left kick panel) Led dim Left turn ind Logic Low wash Low washer switch (in washer fluid reservoir) Message center Nca Odometer Oil gauge Oil press Park brake switch (part of the park brake assembly) Park sw Pnk Prnd321 Radio Radio fuse 10a Right turn ind S100 Seat belt ind Service engine soon ind Spare Speedometer Suspension control module Tach out Tacho Tachometer Temp gauge Trans temp gauge Trip Upshift ind Vehicle control module (vcm)/ powertrain control module (pcm) (on left front of engine compt) Volts gauge Vss Vss out
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram, Base for Chevrolet Silverado 2000 2500 List of elements for Courtesy Lamps Wiring Diagram, Base for Chevrolet Silverado 2000 2500: 44 (4.3l) (4.8l, 5.3l, 6.0l) (not used) A10 A12 B12 Body control module (on lower left side of dash, below steering column) Body wiring harness junction block (under left side of dash, near left kick panel) C10 C11 C12 C9 c2 Cargo lamp Cargo lamp switch Cargo lp sw Courtesy lamp relay Ctsy lp fuse 15a Ctsy lp rly Dome lamp Dome lamp defeat switch Dome lamp switch Dome lp dft Dome lp sw Engine wiring harness junction block (on left side of engine compt) Fuse block (on lower left side of dash) G110 (left front of engine) G119 (right front of engine) G200 (upper left kick panel) Headlamp & panel dimmer switch Hot at all times Inadvert rly Inadvertant power relay Lamp request Left i/p courtesy lamp Left mini wedge (door jamb switch) Lt door jamb Right i/p courtesy lamp Right mini wedge (door jamb switch) Right power door lock switch Rt dr jamb S102 Sp203 Tan Underhood off lamp assembly Courtesy Lamps Wiring Diagram, Up Level for Chevrolet Silverado 2000 2500 List of elements for Courtesy Lamps Wiring Diagram, Up Level for Chevrolet Silverado 2000 2500: 52 (4.3l) (4.8l, 5.3l, 6.0l) (not used) A10 A11 B11 B12 Body control module (on lower left side of dash, below steering column) Body wiring harness junction block (under left side of dash, near left kick panel) C10 C12 C9 c2 Cargo lamp Cargo lamp switch Cargo lp sw Courtesy lamp relay Ctsy lp fuse 15a Ctsy lp rly D10 Dome lamp Dome lamp defeat switch Dome lamp switch Dome lp dft Dome lp sw Dr handle sw Engine wiring harness junction block (on left side of engine compt) Fuse block (on lower left side of dash) G110 (left front of engine) G119 (right front of engine) G200 (upper left kick panel) G203 (upper right kick panel) Headlamp & panel dimmer switch Hot at all times I/p compart- ment lamp I/p wiring harness junction block (on lower right side of dash) Inadvert rly Inadvertent power relay Lamp request Left front door courtesy lamp Left i/p courtesy lamp Left mini wedge (door jamb switch) Left power window/door lock switch Lt door jamb Reading lamps Right front door courtesy lamp Right i/p courtesy lamp Right mini wedge (door jamb switch) Rt door jamb S102 Sp203 Tan Underhood lamp assembly off Instrument Illumination Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Instrument Illumination Wiring Diagram for Chevrolet Silverado 2000 2500: 54 (4 bulbs) (6 bulbs) (base) (up level) A12 Ashtray lamp Auto Automatic transfer case select switch B11 B12 B5 c1 Base Body control module (on lower left side of dash, below steering column) Body wiring harness junction block (under left side of dash, near left kick panel) C d C10 Dim in Driver heated seat switch Engine wiring harness junction block (on left side of engine compt) F12 Fog/ cargo lamp switch Fuse block (on lower left side of dash) G200 (upper left kick panel) G203 (upper right kick panel) Head Headlamp & panel dimmer switch Hot at all times Hvac control module/ blower control switch I/p dim I/p wiring harness junction block (on lower right side of dash) Illum fuse 10a Inflatable restraint i/p module switch Instrument cluster Int prk fuse 10a Left power door lock switch Left power window switch Left power window/ door lock switch Nca Parade mode Park Park lp rly Park lp sig Park lps fuse 30a Parklamp relay Power mirror switch Radio Right heated seat switch Right power door lock switch Right power window switch Right power window/door lock switch Roof beacon switch Select- able ride switch Sp203 Traction assist switch Up level
MEMORY SYSTEMS Driver's Memory Seat Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Driver's Memory Seat Wiring Diagram for Chevrolet Silverado 2000 2500: 50 (2 door) (4 door) (4 door) (2 door) A a A10 f7 B/u lps fuse 25a B7 c1 Back Body wiring harness junction block Btsi fuse 10a C2 c1 C6 c14 D1 c1 c4 Driver power seat switch Engine wiring harness junction block Forward/ rearward motor Front tilt motor Frt dn Frt up Fuse block Fwd G301 (under driver's seat) Hot at all times Hot in run Hot in run or start Ign Ign 3 fuse 10a Left power window/ door lock switch Memory seat module (underside of driver's seat) Memory seat switch Mir/lock fuse 3a Nca Park sw in Park/ neutral position switch (left side of transmission) Pnk Rcl 1 Rcl 1 sw Rcl 2 Rcl 2 sw Rcl back Rcl fwd Rear dn Rear tilt motor Rear up Recliner motor S308 S310 Seats circuit breaker 25a Set Set sw Shift interlock system
POWER DISTRIBUTION Power Distribution Wiring Diagram (3 of 4) for Chevrolet Silverado 2000 2500 List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet Silverado 2000 2500: 88 (4.3l) (all other gas) (all pnk (auto ecc) (base) (engine harness) s199 (manual) (not used) (uplevel pickups & utilities) 4.3l 4wd fuse 15a All other gas Automatic transfer case (atc) control module Auxiliary battery relay B10 Brake fuse 10a C10 C11 C12 Clutch pedal position switch Compressor leveling module relay Crankshaft position (ckp) sensor D10 E10 E12 Ecm 1 fuse 10a Electronic brake control module (ebcm) Engine wiring harness junction block (on left side of engine) Etc fuse 15a From cruise g From eng 1 fuse (diagram 2 of 4) From fuse link (diagram 1 of 4) From ign c f From rr hvac fuse (diagram 2 of 4) Front axle actuator/ switch Fuel injector 1 Fuel injector 2 Fuel injector 3 Fuel injector 4 Fuel injector 5 (all gas) Fuel injector 6 Fuel injector 7 (except 4.3l) Fuel injector 8 Fuse (diagram 2 of 4) Fuse block (on lower left side of dash) G114 (left rear of engine) Htr/ a/c fuse 25a Hvac 1 fuse 10a Hvac blower motor switch (manual) Hvac control module Ign 1 relay Ign 3 fuse 10a Ignition coil Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coil 4 Ignition coil 5 Ignition coil 6 Ignition coil 7 Ignition coil 8 Ignition coil module Inj a fuse 15a Inj b fuse 15a Instrument panel wiring harness junction block (on lower right side of dash) Left front heated seat switch Mega fuse 125a Memory seat module (except pickup) Memory seat module (pickup only) Mode door motor Nca Other gas) Pnk Rear blower motor assembly/rear auxiliary blower motor/ resistor assembly Recirculation door motor Red Right battery Right front heated seat switch S102 S104 S152 (eng pnk harn) S154 (eng pnk harn) Stoplamp switch Suspension control module Temperature door motor To rear auxiliary blower motor resistor/relay assembly (diagram 4 of 4) Vehicle control module (vcm) (4.3l) Vehicle control module (vcm)/ powertrain control module (pcm) Power Distribution Wiring Diagram (4 of 4) for Chevrolet Silverado 2000 2500 List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet Silverado 2000 2500: 69 (4-door only) (not used) (pickup only) (pickup) (utilities) 87a A10 Base Base pickup Base utility Body control module (bcm) Body wiring harness junction block fuse block (under left side of dash) C1 b4 C14 C7 e Door lock fuse 20a Driver door unlock relay (uplevel only) From fuse block (diagram 2 of 4) From instrument panel wiring harness junction block (diagram 3 of 4) From rap fuse d (diagram 1 of 4) Fuse block (on lower left side of dash) Hvac control module (rear) Instrument panel wiring harness junction block Left front power door lock switch Left front power window/ door lock switch Left full feature seat Left memory seat switch Left power door lock switch Left power seat Left power seat switch Left power window/ door lock switch Left rear power window/ door lock switch Memory seat switch Mir/ lock fuse 3a Mode door motor Nca Power door lock relay Power door unlock relay Power mirror switch Pwr wdo cb 25a Radio Rap 2 fuse 10a Rap a7 Rdo 1 fuse 10a Rear auxiliary blower motor resistor/relay assembly Rear auxiliary blower motor switch (front) Rear auxiliary blower motor switch (rear) Rear power door lock switch Red Relay control Relays Retained accessory power relay Right front power window/ door lock switch Right full feature seat Right memory seat switch Right power door lock switch Right power seat Right power seat switch Seats circuit breaker 25a Temperature door motor To rap 2 relay (diagram 1 of 4) Uplevel & 4-door Uplevel all Utility only W/ auto ecc W/ heat & a/c W/ heat or a/c W/ sunroof W/o sunroof
POWER DOOR LOCKS Power Door Lock Wiring Diagram, Base for Chevrolet Silverado 2000 2500 List of elements for Power Door Lock Wiring Diagram, Base for Chevrolet Silverado 2000 2500: 46 (lower right side of i/p) i/p junction block (upper left i/p, at "a" pillar) 87a A12 B11 B12 Body control module (on lower left side of dash, below steering column) Body junction block (near left kick panel) C1 a11 C1 b8 C1 f4 C211 C4 a C4 d C4 m Door lock relay Door unlock relay Dr lk rly Dr lock fuse 20a Dr unlk rly Driver door lock actuator Driver door lock switch Drv dr unlk rly E10 F12 Fuse block (on lower left side of dash) G200 G200 (upper left kick panel) Hot at all times Ign key sig Ignition key alarm switch (part of steering column assembly) Instrument panel cluster Lock Lock fuse 15a Mir/ lock fuse 3a Nca Passenger door lock actuator Passenger door lock switch Powertrain control module (left front inside of engine compartment) Splice pack Tan Unlock Unlock fuse 15a Unlock jmpr fuse 30a Vss Vss signal Power Door Lock Wiring Diagram, Up Level for Chevrolet Silverado 2000 2500 List of elements for Power Door Lock Wiring Diagram, Up Level for Chevrolet Silverado 2000 2500: 58 (lower right side of i/p) i/p junction block (upper left kick panel) 87a A12 B11 B12 Battery Body control module (on lower left side of dash, below steering column) Body junction block (near left kick panel) C1 a11 C1 a12 C1 b8 C1 f2 C1 f4 C11 C211 C4 a C4 d C4 m Door lock relay Door unlock relay Dr lock fuse 20a Driver door lock actuator Driver door unlock relay Driver window/door lock switch E10 F10 F12 Fuse block (on lower left side of dash) G200 G200 (upper left kick panel) Ground Hot at all times I/p junction block (on lower right side of i/p) Ign key switch Ignition key alarm switch (part of steering column assembly) Instrument panel cluster Lf dr unlk in Lock Lock fuse 15a Lock in Mir/lock fuse 3a Nca Passenger door lock actuator Passenger window/door lock switch Powertrain control module (left front inside of engine compartment) Remote control door lock receiver (behind top center of dash) Serial data Splice pack Srl data Tan Tbc fuse 10a Underhood junction block (on left side of engine compt) Unlock Unlock fuse 15a Unlock in Vss Vss signal
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Electrochromic Mirror Wiring Diagram for Chevrolet Silverado 2000 2500: 45 (behind left side of dash) (w/ onstar) (w/o onstar) (w/o onstar) (w/ onstar) A/t B/u lp fuse 25a Back-up lamp switch (on left side of trans- mission) Back-up lamp switch (part of park/neutral position switch) (on left side transmission) Body junction block C/m C1 a11 C1 a4 C1 b10 C1 d8 C1 e12 C1 f2 C11 a C11 b C2 a9 C2 f C2 f9 C6 a C6 j C6 m Compass Dim fd Dim rtn Driver outside rearview mirror (utility) Electro-chromic Fuse block (on lower left side of dash) G202 Hot in run or start Ign 1 fuse 10a Inside rearview mirror M/t Nca Off Others Outside air temperature sensor (behind center grille) Photo sensor Pickup w/ compass & outside temperature Pnk Selector switch Temp Veh b/u fuse 15a Power Mirror Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Power Mirror Wiring Diagram for Chevrolet Silverado 2000 2500: 22 C1 m C2 g Defogger system Down Driver outside rearview mirror Driver power window/ door lock switch Fuse block G200 Heating element Hot at all times Interior lights system L c4 Left Left/ right motor Memory systems Mir/ clock fuse 3a Nca Outside rearview mirror switch Passenger outside rearview mirror Right Sp203 (upper left kick panel) Up/ down motor
POWER SEATS 6-Way Power Seat Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for 6-Way Power Seat Wiring Diagram for Chevrolet Silverado 2000 2500: 20 A10 Back Body junction block C14 Driver seat adjuster switch Front dn Front up Fuse block (on lower left side of dash) Fwd G300 (under driver's seat) Hot at all times Passenger power seat switch Rear dn Rear up S307 Seat circuit breaker 25a Seat front vertical motor Seat horizontal motor Seat rear vertical motor Tan Heated Seats Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Heated Seats Wiring Diagram for Chevrolet Silverado 2000 2500: 32 Body wiring harness junction block (under left side of dash) D12 Driver heated seat relay (in driver seat) Driver seat heated switch Driver seat heater element (seat back) Driver seat heater element (seat) Driver thermistor Engine wiring harness junction block (on left side of eng compt) Fuse block (on lower left side of dash) G200 (upper left kick panel) G203 (upper right kick panel) G300 (under driver's seat) Gnd Heater on ind Hot at all times Hot in run I/p harness junction block (on lower right side of dash) Ign 3 fuse 10a Illum Interior lights system Left power window/ door lock switch Nca Passenger heated seat relay (in passenger seat) Passenger heated seat switch Passenger seat heater element (seat back) Passenger seat heater element (seat) Passenger seat thermistor S308 Sensor Seo 2 fuse 30a Solid state Sp203 Lumbar Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Lumbar Wiring Diagram for Chevrolet Silverado 2000 2500: 21 A10 Body junction block C14 Driver lumbar/ bolster switch Driver seat bolster m0tor Driver seat lumbar m0tor Fuse block (on lower left side of dash) G300 (under driver's seat) Hot at all times Out Pass- enger lumbar/ bolster switch Passenger seat bolster m0tor Passenger seat lumbar m0tor Pnk Power seats circuit S308 S309 S310 S311 Seat circuit breaker 25a Tan
POWER WINDOWS Power Window Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Power Window Wiring Diagram for Chevrolet Silverado 2000 2500: 19 Down Driver window motor Driver window/ door lock switch Fuse block (on lower left side of dash) G200 (upper left kick panel) Hot in acc, run, bulb test, start & with rap relay energized I/p junction block (on lower right side of dash) Interior lights system Left down Left up Passenger window motor Passenger window/ door lock switch Pwr wdo circuit breaker 25a Right down Right up Splice pack sp203 Tan Wdo dn relay Wdo up relay
RADIO Radio Wiring Diagrams for Chevrolet Silverado 2000 2500 List of elements for Radio Wiring Diagrams for Chevrolet Silverado 2000 2500: 57 4.3l Antenna Audio rtn Bare Base Battery Cruise control module D10 D12 Dim sig in Dim sig out Dimmer Drain E&c line Except 4.3l G200 (upper left kick panel) Ground Hot at all times Hot with rap relay energized Ignition Instrument cluster Interior lights system J c4 Left bussed electrical center (on lower left side of dash) Left front door speaker Left rear speaker Lf + Lf - Lr + Lr - Lt input Lt output Mid bussed electrical center (near left kick panel) Nca Park lps Pnk Powertrain control module (left front of engine compt) Premium R14 in R14 out Radio Radio fuse 15a Rao i fuse 10a Remote compact disk player Rf + Rf - Right front door speaker Right rear speaker Rr + Rr - Rt input Rt output Sp203 Tan Underhood bussed electrical center (on left side of engine compt) Vehicle control module (left front of engine compt) Vss signal
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Shift Interlock Wiring Diagram for Chevrolet Silverado 2000 2500: 15 (upper left kick panel) A/t shift lock control solenoid (on steering column) A16 A17 B/u lps fuse 25a Btsi fuse 10a G200 Hot in run or start Memory systems Nca Park/ neutral position switch (left side of transmission) Pnk Splice pack Stoplamp switch (top of brake pedal) Underhood junction block
STARTING/CHARGING Charging Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Charging Wiring Diagram for Chevrolet Silverado 2000 2500: 29 (2001 only) (left radiator support bracket) g108 (not used) (on left front side of engine) battery cable junction block (right front of engine) g119 4.3l engine All other engines Battery Body wiring harness junction block (under left side of dash, near kick panel) Charge indicator control Computer data lines Fuse block (on lower left side of dash) G117 (right rear of engine) Generator Generator field duty cycle signal Hot in run & start Ign 1 fuse 10a Instrument cluster Left battery Message center Pnk Power distribution system Powertrain control module (pcm) or vehicle control module (vcm) (on left front of engine compartment) Red Serial data class 2 Solid state Splice pack (sp205) (on left side of dash behind headlamp switch) Starter solenoid Voltmeter Starting Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Starting Wiring Diagram for Chevrolet Silverado 2000 2500: 37 (in engine harness) s102 (not used) (right front of engine block) g132 87a A/t Acc Battery cable junction block (on left front side of engine) Body wiring harness junction block (under left side of dash, near kick panel) C10 Clutch pedal position switch (on top of clutch pedal bracket) Crank fuse 10a D11 D12 F10 F11 Fuse block (on lower left side of dash) G108 (left radiator support bracket) G119 (right front of engine) Ign a fuse 40a Ign c fuse 20a Ignition switch Left battery Lock M/t Nca Off Park/neutral position switch (on left side of transmission) Power distribution system Red Run Start Starter motor Starter motor relay Starter solenoid Starting/ charging system (charging circuit) (generator left) Starting/ charging system (charging circuit) (generator right) (diesel dual generator) Underhood junction block (at left side of engine compartment, near battery)
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Supplemental Restraint Wiring Diagram for Chevrolet Silverado 2000 2500: 45 (under driver seat) g300 A10 A11 A12 A13 A14 A15 A16 A17 A18 Air bag fuse 15a Air bag indicator Body wiring harness junction block (under left side of dash, near kick panel) Class 2 serial data Data link connector (dlc) (partial) (under left side of dash, below steering column) Discrim sensor input Driver frontal high Driver frontal low Fuse block (on lower left side of dash) G202 Ground Hot in run & start Ign 1 fuse 10a Ignition Inflatable restraint front end discriminating sensor (on underside of radiator support) Inflatable restraint i/p module switch Inflatable restraint ip module Inflatable restraint sensing & diagnostic module (under driver's seat) Inflatable restraint steering wheel module Inflatable restraint steering wheel module coil Instrument cluster Interior lights system Nca Off Ohms Pass frontal high Pass frontal low Pass sir disable Pass sir enable Pnk Sensor ground Shorting bar Solid state Splice pack 205 (sp205) (on left side of dash, behind headlamp switch) Splice pack sp203 (sp203) (on top left side of dash, near "a" pillar)
TRANSMISSION
4.3L 4.3L VIN W, A/T Wiring Diagram, 4L60-E for Chevrolet Silverado 2000 2500 List of elements for 4.3L VIN W, A/T Wiring Diagram, 4L60-E for Chevrolet Silverado 2000 2500: 78 (behind headlamp switch) splice pack sp205 (in engine harness) s107 (not used) a (right rear of engine) +5v 1-2 shift solenoid 1-2 ss 2-3 shift solenoid 2-3 ss 3-2 ctrl solenoid 3-2 ss 4wd circuit (front axle & transfer case switch) 4wd low A/t fluid pressure manual valve position switch A12 Automatic transmission (4l60-e) Body control module (on lower left side of dash, below steering column) Body wiring harness junction c1 block Brake fuse 10a Brk sw C11 Cls 2 data D3, d2 D4, d2 Data link connector (under left side of dash) Ecm1 fuse 10a Ecmb fuse 20a Ect sig Engine controls Engine coolant temperature sensor (left rear of cylinder head) Engine wiring harness junction block Engine wiring harness junction c2 block Fluid temp sensor Frt axle sw Fuse block G117 G117 (right rear of engine) Gnd Harness) s105 Hot at all times Hot in run Hot in run & start Ign Ign0 fuse 10a Ign1 fuse 10a Instrument cluster Malfunction indicator lamp Mil ctrl Nca Park/neutral position switch (left side of transmission) Pc sol hi Pc sol lo Pnk Press ctrl solenoid Prnd a Prnd b Prnd c Prnd p Range b Range c Red Return Rev, lo S103 Stoplight switch (top of brake pedal bracket) Tan Tcc pwm Tcc pwm solenoid Tcc sol Tcc solenoid Tft sens sig Throttle position sensor (on throttle body assy) Tp sig Trans rng a Vehicle control module (left front of engine compt) Vehicle speed sensor (left rear of transmission) Vss hi (signal) Vss lo (ground) Transfer Case Wiring Diagram, Electronic for Chevrolet Silverado 2000 2500 List of elements for Transfer Case Wiring Diagram, Electronic for Chevrolet Silverado 2000 2500: 83 (left front of engine compt) powertrain control module (left front of engine compt) vehicle control module (on left front body mount) g102 (under left side of dash) data link connector +8v ref +8v ref out 2-hi ind 4-hi ind 4-lo ind 4.3l 4.8l, 5.3l & 6.0l 4wd fuse 15a 4wd indicator lamp 4wd sw (lo) 4wd sw sig 4wd whl lock Atc fuse 20a Auto Automatic transfer case control module (left side of dash, above headlamp switch) Auxiliary battery relay Awd ind Body wiring harness junction c1 block Brake control Channel-a Channel-b Channel-c Channel-p Class ii data Ctrl E10 E11 E12 E13 E14 E15 E16 Encoder logic Encoder motor Encoder rtn Engine wiring harness junction block F10 F11 F12 F13 F14 F15 F16 Front axle actuator/ switch Front prop- shaft speed sensor Ft axle ctrl Ft shaft rtn Ft shaft sig Fuse block G102 (on left front body mount) G200 (upper left kick panel) Gnd Hot at all times Hot in run Hot in run & start Ign 3 (run) Ign1 fuse 10a Illumination lamp (2) Instrument cluster Interior lights system Lock sol out Logic Module gnd Motor (ccw) Motor (cw) Nca Neutral ind Pnk Rear prop- shaft speed sensor Red Rr shaft rtn Rr shaft sig S199 Shift motor Solid state Splice pack sp203 Splice pack sp205 (left side of dash) Tan Transfer case select switch Transfer Case Wiring Diagram, Manual for Chevrolet Silverado 2000 2500 List of elements for Transfer Case Wiring Diagram, Manual for Chevrolet Silverado 2000 2500: 24 (under left side of dash) data link connector 4.3l 4.8l, 5.3l & 6.0l 4wd fuse 15a 4wd indicator lamp Auxiliary battery relay, vehicle control module (4.3l) Block Body wiring harness junction c1 C2 engine wiring harness junction c2 Electronic brake control module (on left side of inner frame) Front axle actuator/ switch Fuse block G102 (on left front body mount) Hot in run Hot in run & start Ign1 fuse 10a Instrument cluster Logic Pnk Powertrain control module (left front of engine compt) S199 Splice pack sp205 (left side of dash) Transfer case switch (top left of transfer case) Vehicle control module (left front of engine compt)
4.8L 4.8L VIN V, A/T Wiring Diagram, 4L60-E for Chevrolet Silverado 2000 2500 List of elements for 4.8L VIN V, A/T Wiring Diagram, 4L60-E for Chevrolet Silverado 2000 2500: 84 (eng harn) (ex canadian built) (not used) a +5v 1-2 shift solenoid a 1-2 ss 2-3 shift solenoid 2-3 ss 3-2 ctrl solenoid 3-2 ss 407 (or 720) 4wd circuit (front axle & transfer case switch) 4wd low A/t fluid pressure manual valve position switch A10 A12 Automatic transmission (4l60-e) Block Body control module (on lower left side of dash, below steering column) Body wiring harness junction c1 Brake fuse 10a Brk sw C11 Canadian built Cls 2 data D3, d2 D4, d2 Data link connector (under left side of dash) Ecm1 fuse 10a Ecmb fuse 20a Ect sig Engine coolant temperature sensor (left front of cylinder head) Engine wiring harness junction block Engine wiring harness junction c2 block Ex can built Fluid temp sensor Frt axle sw Fuse block G117 (right rear of engine) Gnd Hot at all times Hot in run Hot in run & start Hot in run, bulb test & start Ign Ign0 fuse 10a Ign1 fuse 10a Instrument cluster Malfunction indicator lamp Mil ctrl Park/neutral position switch (left side of transmission) Pc sol hi Pc sol lo Pnk Powertrain control module (left front of engine compt) Press ctrl solenoid Prnd a Prnd b Prnd c Prnd p Range b Range c Red Rev, lo S103 S113 (canadian blt) Sens gnd Splice pack sp205 (left side of dash) Stoplight switch (top of brake pedal bracket) Tan Tcc pwm Tcc pwm solenoid Tcc sol Tcc solenoid a Tft sens sig Throttle position sensor (on throttle body assy) Tp sig Trans rng a Vehicle speed sensor (left rear of transmission) Vss adapter (4wd) (left side of trans) Vss hi (signal) Vss lo (ground) W/ traction W/o traction Transfer Case Wiring Diagram, Electronic for Chevrolet Silverado 2000 2500 List of elements for Transfer Case Wiring Diagram, Electronic for Chevrolet Silverado 2000 2500: 83 (left front of engine compt) powertrain control module (left front of engine compt) vehicle control module (on left front body mount) g102 (under left side of dash) data link connector +8v ref +8v ref out 2-hi ind 4-hi ind 4-lo ind 4.3l 4.8l, 5.3l & 6.0l 4wd fuse 15a 4wd indicator lamp 4wd sw (lo) 4wd sw sig 4wd whl lock Atc fuse 20a Auto Automatic transfer case control module (left side of dash, above headlamp switch) Auxiliary battery relay Awd ind Body wiring harness junction c1 block Brake control Channel-a Channel-b Channel-c Channel-p Class ii data Ctrl E10 E11 E12 E13 E14 E15 E16 Encoder logic Encoder motor Encoder rtn Engine wiring harness junction block F10 F11 F12 F13 F14 F15 F16 Front axle actuator/ switch Front prop- shaft speed sensor Ft axle ctrl Ft shaft rtn Ft shaft sig Fuse block G102 (on left front body mount) G200 (upper left kick panel) Gnd Hot at all times Hot in run Hot in run & start Ign 3 (run) Ign1 fuse 10a Illumination lamp (2) Instrument cluster Interior lights system Lock sol out Logic Module gnd Motor (ccw) Motor (cw) Nca Neutral ind Pnk Rear prop- shaft speed sensor Red Rr shaft rtn Rr shaft sig S199 Shift motor Solid state Splice pack sp203 Splice pack sp205 (left side of dash) Tan Transfer case select switch Transfer Case Wiring Diagram, Manual for Chevrolet Silverado 2000 2500 List of elements for Transfer Case Wiring Diagram, Manual for Chevrolet Silverado 2000 2500: 24 (under left side of dash) data link connector 4.3l 4.8l, 5.3l & 6.0l 4wd fuse 15a 4wd indicator lamp Auxiliary battery relay, vehicle control module (4.3l) Block Body wiring harness junction c1 C2 engine wiring harness junction c2 Electronic brake control module (on left side of inner frame) Front axle actuator/ switch Fuse block G102 (on left front body mount) Hot in run Hot in run & start Ign1 fuse 10a Instrument cluster Logic Pnk Powertrain control module (left front of engine compt) S199 Splice pack sp205 (left side of dash) Transfer case switch (top left of transfer case) Vehicle control module (left front of engine compt)
5.3L 5.3L VIN T, A/T Wiring Diagram, 4L60-E for Chevrolet Silverado 2000 2500 List of elements for 5.3L VIN T, A/T Wiring Diagram, 4L60-E for Chevrolet Silverado 2000 2500: 84 (eng harn) (ex canadian built) (not used) a +5v 1-2 shift solenoid a 1-2 ss 2-3 shift solenoid 2-3 ss 3-2 ctrl solenoid 3-2 ss 407 (or 720) 4wd circuit (front axle & transfer case switch) 4wd low A/t fluid pressure manual valve position switch A10 A12 Automatic transmission (4l60-e) Block Body control module (on lower left side of dash, below steering column) Body wiring harness junction c1 Brake fuse 10a Brk sw C11 Canadian built Cls 2 data D3, d2 D4, d2 Data link connector (under left side of dash) Ecm1 fuse 10a Ecmb fuse 20a Ect sig Engine coolant temperature sensor (left front of cylinder head) Engine wiring harness junction block Engine wiring harness junction c2 block Ex can built Fluid temp sensor Frt axle sw Fuse block G117 (right rear of engine) Gnd Hot at all times Hot in run Hot in run & start Hot in run, bulb test & start Ign Ign0 fuse 10a Ign1 fuse 10a Instrument cluster Malfunction indicator lamp Mil ctrl Park/neutral position switch (left side of transmission) Pc sol hi Pc sol lo Pnk Powertrain control module (left front of engine compt) Press ctrl solenoid Prnd a Prnd b Prnd c Prnd p Range b Range c Red Rev, lo S103 S113 (canadian blt) Sens gnd Splice pack sp205 (left side of dash) Stoplight switch (top of brake pedal bracket) Tan Tcc pwm Tcc pwm solenoid Tcc sol Tcc solenoid a Tft sens sig Throttle position sensor (on throttle body assy) Tp sig Trans rng a Vehicle speed sensor (left rear of transmission) Vss adapter (4wd) (left side of trans) Vss hi (signal) Vss lo (ground) W/ traction W/o traction Transfer Case Wiring Diagram, Electronic for Chevrolet Silverado 2000 2500 List of elements for Transfer Case Wiring Diagram, Electronic for Chevrolet Silverado 2000 2500: 83 (left front of engine compt) powertrain control module (left front of engine compt) vehicle control module (on left front body mount) g102 (under left side of dash) data link connector +8v ref +8v ref out 2-hi ind 4-hi ind 4-lo ind 4.3l 4.8l, 5.3l & 6.0l 4wd fuse 15a 4wd indicator lamp 4wd sw (lo) 4wd sw sig 4wd whl lock Atc fuse 20a Auto Automatic transfer case control module (left side of dash, above headlamp switch) Auxiliary battery relay Awd ind Body wiring harness junction c1 block Brake control Channel-a Channel-b Channel-c Channel-p Class ii data Ctrl E10 E11 E12 E13 E14 E15 E16 Encoder logic Encoder motor Encoder rtn Engine wiring harness junction block F10 F11 F12 F13 F14 F15 F16 Front axle actuator/ switch Front prop- shaft speed sensor Ft axle ctrl Ft shaft rtn Ft shaft sig Fuse block G102 (on left front body mount) G200 (upper left kick panel) Gnd Hot at all times Hot in run Hot in run & start Ign 3 (run) Ign1 fuse 10a Illumination lamp (2) Instrument cluster Interior lights system Lock sol out Logic Module gnd Motor (ccw) Motor (cw) Nca Neutral ind Pnk Rear prop- shaft speed sensor Red Rr shaft rtn Rr shaft sig S199 Shift motor Solid state Splice pack sp203 Splice pack sp205 (left side of dash) Tan Transfer case select switch Transfer Case Wiring Diagram, Manual for Chevrolet Silverado 2000 2500 List of elements for Transfer Case Wiring Diagram, Manual for Chevrolet Silverado 2000 2500: 24 (under left side of dash) data link connector 4.3l 4.8l, 5.3l & 6.0l 4wd fuse 15a 4wd indicator lamp Auxiliary battery relay, vehicle control module (4.3l) Block Body wiring harness junction c1 C2 engine wiring harness junction c2 Electronic brake control module (on left side of inner frame) Front axle actuator/ switch Fuse block G102 (on left front body mount) Hot in run Hot in run & start Ign1 fuse 10a Instrument cluster Logic Pnk Powertrain control module (left front of engine compt) S199 Splice pack sp205 (left side of dash) Transfer case switch (top left of transfer case) Vehicle control module (left front of engine compt)
WARNING SYSTEMS Warning System Wiring Diagrams for Chevrolet Silverado 2000 2500 List of elements for Warning System Wiring Diagrams for Chevrolet Silverado 2000 2500: 76 (4.3l) (all others) (base seat) (all others) (on lower left side of dash, below steering column) body control module A b A11 A12 B c B10 B11 Base Battery Body wiring harness junction block Body wiring harness junction block (under left side of dash, near kick panel) Body wiring harness junction block f2 C1 f2 C10 C11 Cgo dr jmb sw in Cruise fuse 10a Door jamb sw in Engine wiring harness junction block Exterior lights F10 Fuse block G200 (upper left kick panel) G300 (under driver's seat) G998 (rear corner of right rear window) Ground Hdlmp rly cntrl Headlamp & panel dimmer switch Hot at all times Hot in accy or run Hot in run Hot with park lights on Ign 1 fuse 10a Ignition 1 Ignition 3 Inflatable restraint sensing & diagnostic module (under driver's seat) Instrument cluster Int prk fuse 10a Key in ign Key-in ignition switch Left cargo door ajar switch Left door contactor Left liftgate ajar switch Left mini wedge switch Left power window/ door lock switch Left turn input Liftglass ajar switch Logic Nca Park lights in Pnk Pnk/ Powertrain control module (pcm) (left front of engine compartment) Rear window wiper module Right cargo door ajar switch Right door contactor Right liftgate ajar switch Right turn input S410 S411 Seat belt ind Seat belt input Seat belt switch (on driver's seat belt buckle) (base seat) (pwr seat) (full feature seat) Serial data Sp203 Sp205 (left side of dash) Sp410 Tan Tbc fuse 10a Turn/hazard switch Uplevel Utility w/cargo doors Utility w/o cargo doors
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Chevrolet Silverado 2000 2500 List of elements for Front Wiper/Washer Wiring Diagram for Chevrolet Silverado 2000 2500: 24 (in forward lamp harness) s100 (left front of engine) g110 (left radiator support bracket) g108 24,000 ohms Fuse block (on lower left side of dash) High Hot in acc & run Lo pulse Mist Mux 1 Mux 2 Nca Off Pnk Pulse Red Resistance values: minimum delay; 39,000, 82,000, 150,000, 270,000 maximum delay; 680,000 Underhood junction block (at left side of engine compartment, near battery) W/w pmp fuse 15a Wash Windshield washer pump (in washer fluid reservoir) Windshield wiper motor module (under cowl, near wiper arms) Windshield wiper/ washer switch Ws wiper fuse 25a
