Diagram sections — 27 (45 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Compressor Wiring Diagram for Chevrolet Astro 2001 List of elements for Compressor Wiring Diagram for Chevrolet Astro 2001: 31 11 cm from oil pressure switch breakout) A/c comp fuse 10a A/c comp relay A/c comp relay (in underhood fuse block) A/c compressor clutch A/c compressor clutch diode (in underhood fuse block) A/c high pressure switch (rear of a/c comp) A/c low press A/c low pressure switch (top of a/c receiver dryer) A/c request Bi-lv Blend Def G201 (right side of dash) Heat Hot at all times Hot in run Hot in run or start Htr-a/c fuse 12 20a Hvac control assembly I/p fuse block (behind left side of dash) Ign-e fuse 10a Max Norm Off Pnk Powertrain control module (left side of engine compt) S111 (engine harn, 17 cm from underhood fuse block) S224 (dash harn. 17 cm from body control module breakout) Underhood fuse block (left side of firewall) Vent Heater Wiring Diagram for Chevrolet Astro 2001 List of elements for Heater Wiring Diagram for Chevrolet Astro 2001: 37 (forward lamp harn, 8 cm from right headlamp breakout) (not used) 17 cm from underhood fuse block) Air temperature actuator (behind right side of dash, left side of air duct) Auxiliary heater blower motor Auxiliary heater blower motor resistor (top of heater core assembly) Auxiliary heater blower motor switch Auxiliary rear heat-a/c relay (in underhood fuse block) B red Bi-lv Blend Blower motor resistor and relay pack (mounted on right front of dash housing, between evaporator and front blower motor) Coolant bypass valve solenoid (behind receiver/ dryer) Def Front blower motor Frt hvac fuse 30a G109 (right radiator support) G201 (right side of dash) G203 (right front "a" pillar) G308 (lower left "b" pillar) Heat Hot at all times Hot in run Htr-a/c fuse 12 20a Hvac control assembly I/p fuse block (behind left side of dash) Interior lights system Med Off Rr htr a/c fuse 30a S100 S111 (engine harn, 17 cm from underhood fuse block) S224 (dash harn. 17 cm from body control module breakout) S229 (dash harn, 4 cm from air temp actuator breakout) Tan Underhood fuse block (left side of firewall) Vent Manual A/C Wiring Diagram for Chevrolet Astro 2001 List of elements for Manual A/C Wiring Diagram for Chevrolet Astro 2001: 56 11 cm from oil pressure switch breakout) 17 cm from underhood fuse block) A/c comp fuse 10a A/c comp relay A/c comp relay (in underhood fuse block) A/c compressor clutch A/c compressor clutch diode (in underhood fuse block) A/c high pressure switch (rear of a/c comp) A/c low press A/c low pressure switch (top of a/c receiver dryer) A/c request Air temperature actuator (behind right side of dash, left side of air duct) Auxiliary a/c blower motor Auxiliary a/c blower motor resistor (above rear blower motor, in duct) Auxiliary a/c blower motor switch Auxiliary heater blower motor Auxiliary heater blower motor resistor (top of heater core assembly) Auxiliary heater blower motor switch Auxiliary rear heat-a/c relay (in underhood fuse block) B red Bi-lv Blend Blower motor resistor and relay pack (mounted on right front of dash housing, between evaporator and front blower motor) C10 Coolant bypass valve solenoid (behind receiver/ dryer) Def Front blower motor Frt hvac fuse 30a G109 (right radiator support) G201 (right side of dash) G203 (right front "a" pillar) G308 (lower left "b" pillar) G404 (left "d" pillar) Heat Hot at all times Hot in run Hot in run or start Htr-a/c fuse 12 20a Hvac control assembly I/p fuse block (behind left side of dash) Ign-e fuse 10a Interior lights system Max Med Norm Off Pnk Powertrain control module (left side of engine compt) Rr htr a/c fuse 30a S100 (forward lamp harn, 8 cm from right headlamp breakout) S111 (engine harn, 17 cm from underhood fuse block) S224 (dash harn. 17 cm from body control module breakout) S229 (dash harn, 4 cm from air temp actuator breakout) Tan Underhood fuse block (left side of firewall) Vent
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Chevrolet Astro 2001 List of elements for Anti-lock Brake Wiring Diagrams for Chevrolet Astro 2001: 39 (under left side of dash) data link connector (dlc) Abs fuse 60a Abs ind Brake fluid lvl sw Brake fuse 18 10a Brake pressure differential switch (on brake pressure modulator valve assembly) Brake sw output Breakout) Computer data lines system Cruise control system Electronic brake control module (ebcm) (on left front side of frame) Fuse output G108 (left front radiator support) G114 (left rear of engine) Ground Hot at all times Hot in run I/p fuse block (behind left side of dash) Instrument cluster Left front wheel speed sensor Lf whl spd sens ret Lf whl spd sens sig Nca Power distribution system Powertrain control module (pcm) (left side of engine compt) Radio batt fuse 19 10a Red Rf whl spd sens ret Rf whl spd sens sig Right front wheel speed sensor S110 S127 Serial data Splice pack sp261 (behind left side of dash) Stoplamp switch (above brake pedal) Tan Underhood fuse block (on left side of firewall) Vehicle speed out Vss
ANTI-THEFT Anti-theft Wiring Diagram for Chevrolet Astro 2001 List of elements for Anti-theft Wiring Diagram for Chevrolet Astro 2001: 31 (part of steering column lock module assembly) 12v ref A12 Body control module (above radio) Class 2 serial data c1 G114 (left rear of engine block) Gauges fuse 4 10a Grd Hot at all times Hot in run or start I/p fuse block Ignition Instrument panel cluster Logic Low ref Passlock sensor Passlock sig Pnk Power distribution system Powertrain control module (left side of engine compt) Radio batt fuse 19 10a S213 S225 Secruity indicator Security hall effect sensor Security lp Serial data Splice pack sp261 (i/p harn, between relay blocks & dlc) Tamper hall effect sensor Tbc fuse 15 10a V reg
BODY COMPUTER Body Computer Wiring Diagrams for Chevrolet Astro 2001 List of elements for Body Computer Wiring Diagrams for Chevrolet Astro 2001: 86 12v ref 5v ref A10 A11 A12 Acc Ambient light drl sensor (on top left center of dash) Ambient light sensor sig Anti-theft system B10 B11 B12 B7 right turn signal lmp sup volt Battery positive voltage Body control module (bcm) (above radio) Class 2 serial data Class 2 serial data sig Computer data lines system Courtesy lamp low ctrl Courtesy lamp on sig Courtesy lamp relay ctrl Cruise fuse 6 10a Door lock ctrl Door locks system Door unlock ctrl Driver door jamb switch sig Driver door unlock relay ctrl Drl relay ctrl Exterior lights system G114 (left rear of engine block) G116 (left side of firewall, above battery) Gmcm serial data Ground Guages fuse 4 10a Headlamp off sig Headlamp relay coil sup volt Headlamp sw flash-to-pass Headlights system High beam sig Horn relay ctrl Horns system Hot at all times Hot in run Hot in run or start I/p fuse block I/p lamp sullpy voltage Ignition 1 voltage Ignition 3 voltage Ignition switch Instrument cluster system Interior lamp defeat sw sig Interior lights system Key in ignition switch sig Led dimming signal Left turn signal lmp sup volt Lift gate courtesy lamp ctrl Lock Low ref Nca Off Park brake switch (on parking brake assembly) Park brake switch sig Park lamp relay ctrl Pass door jamb switch sig Pnk Power distribution system (rap) Rap relay coil ctrl Remote keyless entry circuit Run S201 S206 S213 S225 S251 (in i/p harn, 7" from lower steering column connector) S330 Seat belt switch sig Security system sensor sig Side door jamb sw sig Start Tbc fuse 15 10a Tow/haul switch sig Transmission system Trunk release relay ctrl Trunk, tailgate, fuel doors system Vehicle speed sensor sig Warning sytems
COMPUTER DATA LINES Computer Data Lines for Chevrolet Astro 2001 List of elements for Computer Data Lines for Chevrolet Astro 2001: 22 A12 Aux power fuse 7 25a Body control module (above radio) Convenience center (left of i/p fuse block) Data clss 2 Data link connector (dlc) (under left side of dash) Driver information center Electronic brake control module (ebcm) (on left front side of frame, left of transmission) G116 (left side of firewall, above battery) G125 (front of engine, near thermostat housing) Hot at all times I/p fuse block Inflatable restraint sensing & diagnostic module (under driver's seat) Instrument panel cluster Nca Powertrain control module (left side of engine compt) S117 S204 S206 S210 Splice pack sp261 (strapped on dash harn, behind data link connector) Transfer case shift control module (behind left kick panel)
CRUISE CONTROL Cruise Control Wiring Diagram for Chevrolet Astro 2001 List of elements for Cruise Control Wiring Diagram for Chevrolet Astro 2001: 41 (shown brakes off) A12 A13 A14 A15 Brake fuse 18 10a Brake sw input Cruise control module (center front of firewall) Cruise control on/off switch Cruise engaged Cruise fuse 6 10a Cruise on/off input Cruise release sw Engine control system Exterior lights system G125 (front of engine near thermostat housing) Ground Hot at all times Hot in run I/p fuse block (behind left side of dash) Ignition Nca Off Powertrain control module (pcm) (left side of engine compt) R/a Resume/accel input S/c S117 S130 (front of dash, 32 cm from forward lamp harness breakout) S200 (i/p harness, 16 cm from i/p fuse block breakout) S201 S204 S221 Set/coast input Sound systems Stop/haz fuse 1 20a Stoplamp switch (above brake pedal) Vehicle speed sensor (vss) (rear of transmission) Vss high Vss low Vss signal
DEFOGGERS Defogger Wiring Diagram for Chevrolet Astro 2001 List of elements for Defogger Wiring Diagram for Chevrolet Astro 2001: 20 (right front "a" pillar, above right door jamb switch) g901 (upper half of right "d" pillar) g998 C1 c Defogger on indicator Hot at all times Hot in run Htd mir/ rr-defog fuse 40a Htr-a/c fuse 12 20a Hvac control assembly I/p fuse block (behind left side of dash) Rear defogger switch Rear defogger timer relay Rear window defogger grid Red Rr defog fuse 5 30a S224 S229 S407 Timer Underhood fuse block (on left side of firewall)
ENGINE PERFORMANCE
4.3L 4.3L VIN W, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Astro 2001 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Astro 2001: 51 (behind and to the right of pulley) crankshaft position sensor (under left side of dash) data link connector +5v 3-2 ss Body control module (above radio) Brk sw Ckp Cls 2 data Cmp Ecm-b fuse 20a Ecm-i fuse 20a Ect sig Egr input G125 (in thermostat housing) Gnd Ho2s hi Ho2s lo Hot at all times Hot in run & start Ign Inj1 Inj2 Inj3 Inj4 Inj5 Inj6 Injectors Nca Pnk Pnk b Pnk d Pnk e Pnk h Pnk j Pnk l Powertrain control module (left side of engine compt) Prnd a Prnd b Prnd p Range b Range c Red Ref low S109 S116 S123 S155 Sens gnd Sp261 (behind data link connector) Tan Underhood fuse block 4.3L VIN W, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Astro 2001 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Astro 2001: 32 (center of dash) (engine harn, 6 cm from generator breakout) (engine harn, 6 cm from vss breakout) (in engine harn, near fuel pump breakout) (not used) Eng-1 fuse 20a Engine coolant temperature sensor (on side of egr valve) Fuel pump and sender assembly (in fuel tank) Fuel pump relay G114 (left rear of engine) G125 (in thermostat housing) G206 G206 (center of dash) Heated oxygen sensor (bank 1 sensor 1) (left front exhaust y-pipe) Heated oxygen sensor (bank 1 sensor 2) (on exh, between converter & muffler) Heated oxygen sensor (bank 2 sensor 1) (right front exhaust y-pipe near manifold) Hot in run & start Knock sensor (left rear of distributor) Nca Park/neutral position switch (left side of transmission) Pnk Red S117 S119 S124 S126 S127 S154 S262 Tan Throttle position sensor (left side of throttle body) Underhood fuse block 4.3L VIN W, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Astro 2001 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Astro 2001: 47 1-2 sol 2-3 sol 3-2 sol A red A/t fluid pressure manual valve position switch Air temperature sensor (top of air intake duct) Automatic transaxle B red Brake fuse 18 10a Camshaft position sensor (top center rear of engine) Evap canister purge solenoid (top right rear of engine) Evap canister vent valve (left front side of fuel tank) Exhaust gas recirculation valve (top right front of engine) Fuel tank pressure sensor (in fuel tank) G114 (left rear of engine) G125 (in thermostat housing) Gnd Hot in off run & start Hot in run I/p fuse block Ign Intake Manifold absolute pressure sensor (top rear of engine) Mass airflow sensor (in air intake duct) N pnk P red Pc sol valve Pnk Pnk a Pnk c Red Red e Red/ Rev S112 (engine harn 15 cm from fuse block breakout) S115 S117 S127 Signal Stop- lamp switch (top of brake pedal bracket) Tan Tan b Tcc pwm sol Tcc sol Tft sensor Trans fuse 20 10a Vehicle speed sensor (left rear of transmission) 4.3L VIN W, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Astro 2001 List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Astro 2001: 66 1-2 ss 2-3 ss A/c clu A/c req A/c system Anti-lock brake system (speed signal) Coil driver Coil wire Cruise control system Cruise control system (speed signal) Cruise eng Cyc sw in Distributor Egr ctrl Egr gnd Evap canp Evap vent Fuel lev Fuel pmp Fuel sig ctrl G114 (left rear of engine) G125 (in thermostat housing) Gen f Gen l Gnd Hot at all times I/p fuse block Iac coil hi Iac coil lo Iat sig Ic timing ctrl Idle air control valve (left rear of throttle body) Ign Ign feed Ignition coil Ignition control module (top of engine) front of coil) Instrument panel cluster Logic Maf sig Malfunction indicator lamp Map sig Mil ctrl Pc sol hi Pc sol lo Pnk Pnk a Powertrain control module (left side of engine compt) Prnd c Radio batt fuse 19 10a Recirc door Recirc sw Red S155 S177 Sens gnd Starting/charging system Tan Tcc pwm Tcc sol Tft sens sig Timing Tp sig Trans rng a Vss high Vss low Vss out
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Chevrolet Astro 2001 List of elements for Back-up Lamps Wiring Diagram for Chevrolet Astro 2001: 12 G998 (upper half of right "d" pillar) G999 (upper half of left "d" pillar) Hot in run, bulb test or start I/p fuse block Left back-up lamp Park/neutral position & back-up lamp switch (left center of transmission) Pnk Right back-up lamp S319 S321 S403 Turn b/u fuse 16 20a Exterior Lamps Wiring Diagram for Chevrolet Astro 2001 List of elements for Exterior Lamps Wiring Diagram for Chevrolet Astro 2001: 80 (i/p harn, 3 cm from instrument cluster conn breakout) (right "d" pillar, 11 cm from right rear door breakout) s401 A11 All wire leads are taped & are to be spliced to trailer wiring harn or connector. Auto Back-up lamps circuit Body control module (above radio) C206 Center high mounted stop lamp (chmsl) Chmsl resistor (on left kick panel) Convenience center (near left kick panel) Cruise control system G108 (left front radiator support) G116 (left side of firewall, above battery) G125 (front of engine, near thermostat housing) G1o9 (right front radiator support) G998 (upper half of right "d" pillar) G999 (upper half of left "d" pillar) Haz sw Hazard Head Headlamp & panel dimmer switch Hot at all times Hot in run or start I/p fuse block Instru- ment cluster Interior light system Left front park/ turn lamp Left front side marker lamp Left rear side marker lamp Left tail/ stop/ turn lamp Left turn ind. Left turn switch License lamp Lt turn sig in Nca Normal Off Park Park lamp relay (on i/p fuse block) Park lps fuse 9 20a Pl input Pl rly enable Pnk Red Right front park/ turn lamp Right front side marker lamp Right rear side marker lamp Right tail/ stop/ turn lamp Right turn ind. Right turn switch Rt turn sig in S101 (forward lamp harn, 4 cm from right park/ turn lamp breakout) S102 (forward lamp harness, 25 cm from left park/ turn lamp breakout) S103 (forward lamp harn, 12 cm from left headlamp breakout) S104 S117 S204 S206 S211 (i/p harn, 6 cm from instrument cluster conn breakout) S212 (i/p harn, 11 cm from i/p to steering column conn breakout) S217 S221 S250 S256 S303 S319 S320 (left "d" pillar, 46 cm from body ground breakout) S400 (rear top of vehicle, 13 cm from chmsl breakout) S402 (right "d" pillar, 4 cm from right rear door harn breakout) S403 Sound systems Stop lamp switch (above brake pedal) Stop/ haz fuse 1 20a Tn sw Turn- b/u fuse 16 20a Turn/ hazard switch Turn/hazard flasher module (on i/p fuse block) Underhood fuse/relay center (on left side of firewall) Upfit- bat maxi fuse p8 30a
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 2) for Chevrolet Astro 2001 List of elements for Ground Distribution Wiring Diagram (1 of 2) for Chevrolet Astro 2001: 65 (vanity mirror harness, 8 cm from left vanity mirror breakout) 4 cm from breakout toward top of vehicle) s315 A/c coil diode 1 A/c compressor clutch A/c compressor low pressure cut-off switch A/t shift lock control solenoid A16 Air temperature sensor- (outside) Axiliary rear a/c relay Blower motor switch- a/c auxiliary Blower motor switch- heater auxiliary Body control module (bcm) C10 C201 C303 Center high mounted stop lamp (chmsl) resistor Coolant bypass valve solenoid Cruise control module (ccm) Data link connector (dlc) Door lock switch- driver Driver information center (dic) Driver seat adjuster switch E15 E16 Fuel pump relay Fuse block-i/p G114 (left rear of engine block) G116 (left side of firewall, above battery) G125 (front of engine, near thermostat housing) G206 (behind center of dash) Headlamp & panel dimmer switch Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 1 I/p fuse block Ignition control module (icm) Ignition key alarm switch Ignition switch Instrument panel cluster (ipc) Mass air flow (maf) sensor Nca Outside rearview mirror switch Park/neutral position (pnp) switch Powertrain control module (pcm) Rear seat audio (rsa) controller (if equipped) Relay block 1 Relay block 2 S111 (engine harness, 17 cm from fuse block-underhood breakout) S124 (engine harness, 11.5 cm from oil pressure switch breakout) S204 (i/p harness, 10 cm from c201 in lower half of steerign column) S206 (i/p harness, 4 cm from c201, in lower half of steering column) S225 S236 S325 Starter relay Steering column ground- molded Tow/ haul switch Transfer case shift control module Turn signal/ hazard flasher module Underhood fuse block Upfitter accy relay Vanity mirror lamp- left Vanity mirror lamp- right Window master switch- driver Windshield wiper motor & module Ground Distribution Wiring Diagram (2 of 2) for Chevrolet Astro 2001 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Chevrolet Astro 2001: 93 (behind bottom of left "b" pillar) (left rear of vehicle) (on the left rear side of frame) (right front radiator support) (right side if dash) (upper half of left "d" pillar) (upper half of right "d" pillar) 15 cm from vehicle speed sensor) Air temperature actuator Audio amplifier Auxiliary power- outlet- front 1 Auxiliary power- outlet- front 2 Battery Blower motor resistor assembly Blower motor- a/c auxiliuary Blower motor- heater auxiliuary Brake pressure differential switch C112 C302 C333 Center high mounted stop lamp (chmsl) Cigar lighter Courtesy reading lamp- center Door lock relay Door lock switch- front passenger Driver door unlock relay Electronic brake control module (ebcm) Engine cover ground Front courtesy reading lamp Fuel pump & sender assembly Fuse block- i/p Fuse block- underhood G108 (left front radiator support) G108 (left side radiator support) G109 G113 G114 (left rear of engine) G120 (lower right side of engine block) G201 G308 G402 G404 G998 G999 Garage door opener Headlamps relay Horn- right Hvac control assembly I/p compartment lamp Knock sensor (ks) shield Left back-up lamp Left front park/turn signal lamp Left horn Left marker lamp Left tail/ stop & turn lamp License lamp Liftglass lock/ unlock relay Liftglass release actuator Nca Overhead console Radio Reading lamps (1 of 4) Rear auxiliary power outlet Rear door jamb switch Rear window defogger grid Rear window washer fluid pump Rear window wiper/ washer module Rear window wiper/ washer switch Relay block 1 Remote control door lock receiver Right backup lamp Right front park/ turn signal lamp Right rear side marker lamp Right tail/stop & turn lamp S100 (forward lamp harness, 8 cm from right head- lamp breakout) S104 (forward lamp harn, 17 cm from left headlamp lamp breakout) S110 (engine harn, 24 cm from fuse block-underhood breakout) S127 (engine harness, 11 cm from park/ neutral position switch) S134 (engine harn, 5 cm from knock sensor breakout) S229 (i/p harness, 4 cm from air temperature actuator motor breakout, toward right side of dash) S234 (i/p cowl harness, 28 cm from cigar lighter connector) S319 (body harn, 10 cm from g999 breakout) S403 (right rear "d" pillar, 5 cm from right rear door breakout) S407 (liftgate body harness, 20 cm from g998 breakout) S601 (right door harness, 4 cm from power door lock switch breakout) Seat belt buckle switch Upfitter connector Vehicle speed sensor (vss) shield W/ overhead console W/ premium sound W/o overhead console Window switch- front passenger Windshield washer fluid pump
HEADLIGHTS Headlight Wiring Diagram for Chevrolet Astro 2001 List of elements for Headlight Wiring Diagram for Chevrolet Astro 2001: 62 (fwd lamp harn, 10.5 cm from left headlamp breakout) (fwd lamp harn, 4 cm from left headlamp breakout) 5v ref A11 Ambient light sensor (top center of dash) Auto Body control module (above radio) C201 Composite headlamps Daytime running lamp diode d300 (on lower part of left "b" pillar) Daytime running lamps relay Drl relay crtl E10 E11 E12 E13 Flash to pass G108 (left front radiator support) G116 (left side of firewall) G116 (left side of firewall, above battery) Gauges fuse 4 10a Head Headlamp & panel dimmer switch Headlamp relay Headlp enable Headlp req Hi beam sig Hot at all times Hot in run or start I/p fuse block (behind left side of dash) Left headlamp Left high beam headlamp Left low beam headlamp Lh hdlp fuse 15a Lighting fuse 40a Nca Off Park Photo cell Pnk Red Relay block 2 (behind left side of dash) Rh hdlp fuse 15a Right headlamp Right high beam headlamp Right low beam headlamp S105 S106 S110 S131 S132 S133 S206 S213 S254 (i/p harn, near lower half of steering column) S255 (i/p harn, near left side front of dash) S257 (i/p harn, 12.5 cm from instrument cluster breakout) S330 Sealed beam headlamps Steering column multi-fuction switch Tbc fuse 15 10a Underhood fuse block (on left side of firewall)
HORN Horn Wiring Diagram for Chevrolet Astro 2001 List of elements for Horn Wiring Diagram for Chevrolet Astro 2001: 19 C1 body control module (above radio) Convenience center (left of i/p fuse block, near left kick panel) G108 (left front radiator support) G109 (right front radiator support) Horn mini fuse 20a Horn relay Horn switch Hot at all times Left horn (center of radiator support) Nca Right horn (center of radiator support) S100 S104 S107 (forward lamp harn, 54cm from left headlamp breakout) S259 (i/p harn, 5cm from radio connectors breakout) S327 Slip ring Turn/hazard switch turn signal cancel cam Underhood fuse block
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Chevrolet Astro 2001 List of elements for Instrument Cluster Wiring Diagram for Chevrolet Astro 2001: 60 (not used) A10 A11 Abs system Air bag ind B10 B11 Brake ind Charge ind Check gauges ind Combo trip/odom Computer data lines system Cruise fuse 6 10a Door ajar ind Engine controls system Engine oil pressure gauge sensor Exterior lights system Fuel gauge G114 (left rear of engine block) G116 (left side of firewall, above battery) G125 (front of engine, near thermostat housing) Gauges fuse 4 10a High beam ind Hot at all times Hot in on Hot in on or start Hot w/ headlamp sw in park or head I/p fuse block (behind left side of dash) Illum fuse 14 10a Illumination (6 bulbs) Instrument cluster Left turn ind Low fuel ind Low oil ind Mil control Oil pressure gauge Overspeed alarm ind Pnk Powertrain control module (left side of engine compt) Prnd321 Radio batt fuse 19 10a Right turn ind S117 S201 S204 S206 S213 S219 Seat belt ind Security ind Service engine soon ind Service vehicle ind Spare Speedometer Temp gauge Tow/haul ind Trans fuse 20 10a Trip/odom select Voltage regulator Volts gauge Overhead Console Wiring Diagram for Chevrolet Astro 2001 List of elements for Overhead Console Wiring Diagram for Chevrolet Astro 2001: 22 (i/p harness, 32 cm from i/p fuse block breakout) s130 Amb temp Ambient air temperature sensor (center of core support, in front of radiator) Computer data lines system Data lines Driver information center G125 (front of engine, near thermostat housing) Ground Hot in accy or run I/p fuse block (behind left side of dash) Ignition Illum Interior lights system Nca Rdo accy fuse 2 10a S117 S204 S246 S315 (w/ rear radio controls only) S328 (w/ rear radio controls & earphones) Vehicle control module (vcm) (left side of engine compt) Vss
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet Astro 2001 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet Astro 2001: 40 (not used) A2 crtsy lmp sig b2 right dr sw b4 left dr sw b6 lmp def sw c3 A3 courtesy lmp b10 side dr sw b11 rear dr sw b12 b+ lmp rqust b6 park lmp in c2 A8 interior lmp c1 enable rly Body control module (above radio) Breakout) C302 Center dome/ reading lamps Courtesy lamp relay Ctsy fuse 3 20a Dome lamp Front dome/ reading lamps G116 (left side of firewall, above battery) G999 (upper half of left "d" pillar) Hot at all times I/p fuse block (behind left side of dash) Inadvertent power relay Left courtesy lamp Left door jamb switch Map lights Nca Overhead console Passenger van only Pk lps fuse 9 20a Pnk Reading lamp Reading lamp switches Rear dome lamp Relay block 1 (behind left side of dash, on dlc bracket) Right courtesy lamp Right door jamb switch Right step- well lamp S206 S220 S301 (body harn, 5 cm from courtesy/ reading lamp center breakout) S307 (body harn, 5.5 cm from cortesy/ reading lamp center breakout) S319 Side door jamb switch W/ console W/o console Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet Astro 2001 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet Astro 2001: 38 (i/p harn, 2.5 cm from instrument cluster breakout) s217 (left door harn, 10.5 cm from power window motor breakout) s503 (right door harn, 17 cm from power window switch breakout) s605 (vanity mirror harn, 7.5 cm from left vanity mirror breakout) s236 (vanity mirror harn, 7.5 cm from left vanity mirror breakout) s237 Cover switch Dome lamp switch Dome lmp defeat switch Exterior lights system G114 (left rear of engine block) G116 (left side of firewall, above battery) G201 (right side of dash) G999 (upper half of left "d" pillar) Headlamp & panel dimmer switch I/p compartment lamp I/p fuse box (behind left side of dash) Left front power window master switch Left power door lock switch Left vanity lamp Outside rear- view mirror control switch Park lamp switch Rear door jamb switch Rear seat audio (rsa) controller (on left side of vehicle, behind left "b" pillar) Right front power window switch Right power door lock switch Right vanity lamp S117 S206 S229 S234 S256 S315 S319 S401 (body harn, 10.5 cm from right rear door breakout) S504 S601 W/ power mirrors W/ rear radio control only Instrument Illumination Wiring Diagram for Chevrolet Astro 2001 List of elements for Instrument Illumination Wiring Diagram for Chevrolet Astro 2001: 41 A12 Body control module (above radio) C1 a C10 C303 C5 a Dim stat Driver information center (dic) G114 (left rear of engine block) G116 (left side of firewall, near battery) G125 (front of engine, near thermostat housing) G201 (right side of dash) Garage door opener Headlamp & panel dimmer switch Hot at all times Hvac control assembly I/p fuse block I/p fuse block (behind left side of dash) Illum fuse 14 10a Instrument cluster Interior lamp dimmer Led dim Led dim sig Nca Overhead console Park lamps switch Pk lps fuse 9 20a Radio Rear a/c switch Rear heater switch Rear seat audio (rsa) controller (on left side of vehicle, behind "b" pillar) Rear window wiper/ washer switch Remote cd player S117 S204 S206 S219 S229 S315 Tan W/ rear radio control only
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Chevrolet Astro 2001 List of elements for Power Distribution Wiring Diagram (1 of 3) for Chevrolet Astro 2001: 89 (eng harn, 3cm from fuse block-underhood breakout) (engine harness, 4 cm from fuse block- underhood breakout) s109 (i/p harness, 10 cm from bcm connectors breakout) (i/p harness, 13cm from fuse block-i/p) s209 red (i/p harness, 17 cm from instrument cluster conn breakout) (i/p harness, left kick panel) (left door harness, 17 cm from power window switch breakout) (not used) (right door harness, 6 cm from power door lock switch breakout) A/c comp fuse 10a A/c comp relay A12 Abs fuse 60a Atc fuse 20a Audio amplifier Aux pwr fuse 7 25a Auxiliary power outlets-front 1&2 Auxiliary power outlets-rear Auxiliary rear a/c relay Batt fuse 50a Battery Blower motor resistor assembly Body control module (bcm) Cig ltr fuse 13 20a Cigar lighter Ctsy fuse 3 20a Data link connector (dlc) Door lock relay Door lock switch- driver Door lock switch- front passenger Ecm-b fuse 20a Electronic brake control module (ebcm) From abs fuse a (diagram 1 of 3) Frt hvac fuse 30a Fuel pump relay Fuse block- i/p Fuse block- underhood Fuse block-i/p Fusible link G201 (right side of dash) G999 (upper half of left "d" pillar) Generator Headlamp & panel dimmer switch Headlamp dimmer switch Headlamps relay Horn fuse 20a Horn relay Htd mir/ rr defog fuse 40a Hvac control assembly I/p fuse block Inadvertent power relay Instrument panel cluster Liftgate lock/ unlock release switch Lighting fuse 40a Nca Outside rearview mirror switch Park lamp relay Passenger van Pk lps fuse 9 20a Powertrain control module (pcm) Pwr accy cb 25a Radio Radio batt fuse 19 10a Rap fuse 40a Red Relay block 1 Remote control door lock receiver (rcdlr) Rr htr/ac fuse 30a S121 S133 S221 S227 S319 S322 (left "b" pillar, 4 cm from break- out toward top of vehicle) S327 S500 S600 Seat adjuster switch- driver Starter solenoid Stop lamp switch Stop/haz fuse 1 20a Tbc fuse 15 10a To illum fuse 14 (diagram 3 of 3) To lighting fuse (diagram 1 0f 3) To rap relay (diagram 3 of 3) To upfitter-batt fuse (diagram 2 of 3) Transfer case shift control module Turn signal multi- function switch Underhood fuse block Power Distribution Wiring Diagram (2 of 3) for Chevrolet Astro 2001 List of elements for Power Distribution Wiring Diagram (2 of 3) for Chevrolet Astro 2001: 79 (engine harn, 18 cm from maf sensor breakout) (engine harness, 11 cm from fuse block-underhood breakout) (i/p harn, 17 cm from bcm connectors breakout) (i/p harn, 20 cm from fuse block- i/p) (i/p harness, 3 cm from convenience center) s303 (i/p harness, 38 cm from convenience center) s324 (i/p harness, 41 cm from headlamp switch connector) s213 (i/p harness, 7 cm from conn. at lower left of steering column) (not used) A13 Acc Air bag fuse 10 10a Air temperature actuator Automatic transmission Auxiliary rear a/c relay B10 Body control module (bcm) Body control module (ebcm) Bottom of left "b" pillar) Brake fuse 18 10a Crank fuse 8 10a Cruise control module (ccm) Cruise control on/off switch Cruise fuse 6 10a E10 Electronic brake control module (ebcm) From lighting c From upfitter-accy fuse (diagram 2 of 3) Fuse (diagram 1 of 3) Fuse block- i/p Fuse block- underhood G206 (behind center of dash) Gauges fuse 4 10a Heater & a/c control module Htr-a/c fuse 12 20a Ign-a fuse 40a Ign-b fuse 40a Ignition switch Inflatable restraint sensing & diagnostic module (sdm) Instrument panel cluster (ipc) Lock Nca Off Park/ neutral position (pnp) switch Park/neutral position & (pnp) switch Pnk Power- train control module (pcm) Rear window wiper/ washer switch Red Relay block 2 Rr wiper fuse 23 20a Run S108 S111 S115 S201 S203 (i/p harness, toward right side of dash) S205 S224 S240 (upfitter harn, 30 red cm from convenience center) S242 (in upfitter harn, near pnk Start Starter enable relay Stop lamp switch To ign-e fuse (diagram 3 of 3) To rap relay (diagram 3 of 3) To trailer wiring harness To upfitter accy relay (diagram 2 of 3) Trans fuse 20 10a Transfer case shift control module Turn signal/ multi- function switch Turn-b/u fuse 16 20a Upfitter accy relay Upfitter connector Upfitter- accy fuse 30a Upfitter- batt fuse 30a Windshield wiper motor & module Windshield wiper/ washer switch- front Wiper fuse 17 25a Power Distribution Wiring Diagram (3 of 3) for Chevrolet Astro 2001 List of elements for Power Distribution Wiring Diagram (3 of 3) for Chevrolet Astro 2001: 62 (engine harness, 16 cm from breakout to mass airflow sensor) (engine harness, 7 cm from fuel injector harness breakout) s123 (engine harness, 7 cm from knock sensor connector breakout) s126 (engine harness, 9 cm from a/c low-pressure cut-off switch breakout) s119 (i/p harn, 11 cm from convenience center) s305 (i/p harn, 15 cm from convenience center) s246 (i/p harn, 4 cm from instrument cluster breakout connector) A/c comp relay Blower motor switch- a/c auxiliary Blower motor switch- heater auxiliary Body control module (bcm) C10 Central sequential fuel injector Cm from dlc) s253 Crankshaft position sensor Driver information center (dic) Ecm-i fuse 20a Eng-i fuse 20a Evaporative emission (evap) canister purge solenoid Evaporative emission (evap) canister vent solenoid Except nm2 From headlamp & panel dimmer d switch (diagram 1 of 3) From ignition f switch (diagram 2 of 3) From rap fuse (diagram 1 of 3) From splice s203 (diagram 2 of 3) Fuel injector 1 Fuel injector 2 Fuel injector 3 Fuel injector 4 Fuel injector 5 Fuel injector 6 Fuse block- i/p Fuse block- underhood Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 1 Hvac control assembly Ign-e fuse 10a Ignition coil Ignition control module Illum fuse 14 10a Instrument panel cluster (ipc) Mass airflow (maf) sensor Nca Nm2 only Pnk Powertrain control module (pcm) Radio Radio/ accy fuse 2 10a Rap relay Rear seat audio (rsa) controller Rear window wiper/ washer switch Red Relay block 2 S116 S219 S252 (i/p harn, 20 cm from relay red blocks breakout) Underhood fuse block W/ uk6 only Window master switch- driver Window switch- front passenger Windows circuit breaker 25a
POWER DOOR LOCKS Power Door Lock Wiring Diagram, with Cargo Doors for Chevrolet Astro 2001 List of elements for Power Door Lock Wiring Diagram, with Cargo Doors for Chevrolet Astro 2001: 46 (body harn, 137 cm from rear auxiliary connector breakout) s316 (i/p harn, 10 cm from radio connectors breakout) s228 (i/p harn, near right kick panel) s231 (i/p harn, near right kick panel) s232 B10 Battery Body control module (above radio) Cig ltr fuse 13 20a Door lock relay (behind right kick panel) Driver door lock actuator Driver door lock switch Driver door unlock relay Front passenger door lock actuator Front passenger door lock switch G201 (right kick panel) G2o1 (right kick panel) Ground Hot at all times I/p fuse block (behind left side of dash) Lf dr unlk rly Lock Lock in Pnk Pwr accy circuit breaker 30a Rear door lock motor Rear door unlock relay Relay block 1 (behind left side of dash) Remote control door lock receiver (behind air duct right of instrument cluster) S223 S227 S229 S230 S330 S500 S600 Serial data Side door contact plate Side door jamb switch Side door lock motor Side dr open in Srl data Tan Tbc fuse 15 10a Unlock Unlock in W/ remote keyless entry Power Door Lock Wiring Diagram, with Liftgate for Chevrolet Astro 2001 List of elements for Power Door Lock Wiring Diagram, with Liftgate for Chevrolet Astro 2001: 52 (i/p harn, 10 cm from radio connectors breakout) s228 (i/p harn, near right kick panel) s231 (i/p harn, near right kick panel) s232 A tan a B10 Battery Body control module (above radio) Cig ltr fuse 13 20a Door lock relay (behind right kick panel) Driver door lock actuator Driver door lock switch Driver door unlock relay Front passenger door lock actuator Front passenger door lock switch G201 (right kick panel) G2o1 (right kick panel) Ground Hot at all times I/p fuse block (behind left side of dash) Lf dr unlk rly Liftgate lock/ unlock release switch Lock Lock in Pnk Pwr accy circuit breaker 30a Rear door lock motor Rear door unlock relay Rear dr unlk rly Relay block 1 (behind left side of dash) Release Remote control door lock receiver (behind air duct of instrument cluster) S223 S227 S229 S230 S330 S334 S335 S500 S600 Serial data Side door contact plate Side door jamb switch Side door lock motor Side dr open in Srl data Tan Tbc fuse 15 10a Trunk/tailgate/ fuel doors system Unlock Unlock in W/ remote keyless entry
POWER MIRRORS Power Mirror Wiring Diagram for Chevrolet Astro 2001 List of elements for Power Mirror Wiring Diagram for Chevrolet Astro 2001: 18 (left door harness, 13.6 in from outside rearview mirror connector) s501 Down Driver outside rearview mirror G116 (left side of firewall, above battery) Hot at all times I/p fuse block Illumination lamps Interior lights system Left Left/ right motor Nca Outside rearview mirror remote switch Passenger outside rearview mirror Pwr mir fuse 21 5a Right S504 Selector switch Up/down motor
POWER SEATS 6-Way Power Seat Wiring Diagram for Chevrolet Astro 2001 List of elements for 6-Way Power Seat Wiring Diagram for Chevrolet Astro 2001: 17 Back Down Driver seat adjuster switch Entire seat For- ward Front height Hot at all times I/p fuse block (behind left c3 I/p fuse block (behind left side of dash) Pwr accy circuit breaker 25a Rear height S227 Seat horizontal motor Seat rear vertical motor Seat vertical motor Side of dash) Tan
POWER WINDOWS Power Window Wiring Diagram for Chevrolet Astro 2001 List of elements for Power Window Wiring Diagram for Chevrolet Astro 2001: 19 (left side of firewall, above battery) g116 (right side of dash) g201 Auto down module Driver window master switch Driver window motor Front passenger window motor Front passenger window switch Hot in rap I/p fuse block (behind left side of dash) Illum Interior lights system Left front switch Right front switch S305 S504 S601 Solid state Tan Windows circuit breaker 25a
RADIO Base Radio for Chevrolet Astro 2001 List of elements for Base Radio for Chevrolet Astro 2001: 37 (body harn, 17 cm from rsa controller breakout) (body harn, 23.5 cm from rsa controller breakout) Antenna Coaxial cable Display dim sig G201 (right side of dash) Grd Hot at all times Hot in acc or run I/p fuse block (behind left side of dash) Ignition voltage Interior lights system Left front door speaker Left rear door speaker Left rear speaker Lf (+) Lf (-) Lr (+) Lr (-) Nca Panel light Radio Radio batt fuse 19 10a Rdo accy fuse 2 10a Rf (+) Rf (-) Right front door speaker Right rear door speaker Right rear speaker Rr (+) Rr (-) S246 S309 (body harn, 4 cm from rsa controller breakout) S311 (body harn, 10.5 cm from rsa contoller breakout) S312 S313 Tan Premium Sound Radio Wiring Diagram, with Rear Controls for Chevrolet Astro 2001 List of elements for Premium Sound Radio Wiring Diagram, with Rear Controls for Chevrolet Astro 2001: 88 (body harn, 33 cm from the audio amplifier) (body harn, 26.5 cm from the audio amplifier) (body harn, 4 cm from rsa controller breakout) (right door harn, 4 cm from front passenger power window breakout) s603 6.5 cm from window motor driver breakout) A10 A11 A12 Antenna Audio amplifier (left center of vehicle, behind trim panel) Audio sig ret Aux pwr fuse 7 25a B10 B11 B12 Batt in Coaxial cable Dimmer w Display dim sig E&c data Engine controls system Exterior lamps system G114 (left rear of engine block) G201 (right side of dash) G999 (upper half of left "d" pillar) Grd Ground Hot at all times Hot in acc or run I/p fuse block (behind left side of dash) Ign voltage Ignition voltage Interior lights system Left front door speaker Left front door tweeter speaker Left output Left rear speaker Left rear sub-woofer speaker Lf (+) Lf (-) Lr (+) Lr (-) Lr (+) Lr (-) Lr sw spkr (+) Lr sw spkr (-) Nca Panel light Pnk Power grd R14 in Radio Radio batt fuse 19 10a Radio sig on Rdo accy fuse 2 10a Rear seat audio (rsa) controller (left side of vehicle, behind "b" pillar) Rem rdo cntrl Remote cd player Rf (+) Rf (-) Right front door speaker Right front door tweeter speaker Right output Right rear speaker Right rear sub-woofer speaker Rr (+) Rr (-) Rr (+) Rr (-) Rr chnl in (+) Rr sw spkr (+) Rr sw spkr (-) S117 S246 S310 (body harn, 4 cm from from rsa controller breakout) S314 S315 S317 S318 S319 S322 S328 S502 (left door harn, 10.5 cm from window motor driver breakout) S506 (left door harn, tan S602 (right door harn, 10.5 cm from front passenger power window breakout) Shield grd Tan Vss output Premium Sound Radio Wiring Diagram, without Rear Controls for Chevrolet Astro 2001 List of elements for Premium Sound Radio Wiring Diagram, without Rear Controls for Chevrolet Astro 2001: 76 (body harn, 23.5 cm from rsa controller breakout) (left side of vehicle, 4 cm from rsa controller breakout) (right door harn, 4 cm from front passenger power window breakout) s603 6.5 cm from window motor driver breakout) A10 A11 A12 Antenna Audio amplifier (left center of vehicle, behind trim panel) Audio sig ret Aux pwr fuse 7 25a B10 B11 B12 Batt in Coaxial cable Dimmer w Display dim sig E&c data Engine controls system G201 (right side of dash) G999 (upper half of left "d" pillar) Grd Ground Hot at all times Hot in acc or run I/p fuse block (behind left side of dash) Ignition voltage Interior lights system Left front door speaker Left front door tweeter speaker Left output Left rear speaker Left rear sub-woofer speaker Lf (+) Lf (-) Lr (+) Lr (-) Lr (+) Lr (-) Lr sw spkr (+) Lr sw spkr (-) Nca Panel light Power grd R14 in Radio Radio batt fuse 19 10a Rdo accy fuse 2 10a Remote play- back device Rf (+) Rf (-) Right front door speaker Right front door tweeter speaker Right output Right rear speaker Right rear sub-woofer speaker Rr (+) Rr (-) Rr (+) Rr (-) Rr sw spkr (+) Rr sw spkr (-) S246 S309 S311 (body harn, 10.5 cm from rsa controller breakout) S312 (body harn, 17 cm from rsa controller breakout) S313 S319 S322 S502 (left door harn, 10.5 cm from window motor driver breakout) S506 (left door harn, tan S602 (right door harn, 10.5 cm from front passenger power window breakout) Shield grd Tan Vss output
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Chevrolet Astro 2001 List of elements for Shift Interlock Wiring Diagram for Chevrolet Astro 2001: 12 Automatic transmission shift control solenoid (inside steering column) C201 G116 (left side of firewall above battery) Hot in run & start I/p fuse block Nca Park/neutral position (pnp) switch (left center of transmission) c2 Pnk S206 Stop lamp switch (on brake pedal bracket) (closed w/ brake off) Turn b/u fuse 16 20a Turn signal/ multi function switch (top of steering column)
STARTING/CHARGING Charging Wiring Diagram for Chevrolet Astro 2001 List of elements for Charging Wiring Diagram for Chevrolet Astro 2001: 26 (in dash harness 41 cm (16.1 in) from headlamp switch connector) s213 (left side radiator support) g108 (lower right side of engine block) g120 (not used) B+ voltage Battery Charge indicator control Gauges fuse 4 10a Generator Generator field duty cycle signal Hot at all times Hot in run & start I/p fuse block (behind left side of dash) Ign 1 voltage Instrument cluster Ipc class 2 serial data Logic module Pnk Power distribution system Powertrain control module (pcm) (left side of engine compartment) Radio batt fuse 19 10a Red S121 Serial data class 2 Splice pack sp261 (in dash harness 20 cm (7.9 in) from relay blocks breakout toward data link connector (dlc)) Starter solenoid Starting Wiring Diagram for Chevrolet Astro 2001 List of elements for Starting Wiring Diagram for Chevrolet Astro 2001: 27 (behind center of dash) g206 (in engine harness 17 cm (6.7 in) from underhood fuse block breakout) s111 (lower right side of engine block) g120 (on left center of transmission) park/neutral position & back-up lamp switch Acc Batt Battery Bulb test Crank fuse 8 10a Fuse block breakout) Generator I/p fuse block (behind left side of dash) Ign-a maxi fuse 40a Ignition switch Lock Nca Off Red Run S108 (in engine harness 10.5 cm (4.1 in) from underhood red S121 Start Starter enable relay Starter motor Starter solenoid Underhood fuse block (on left side of firewall) Upfitter battery power stud
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Chevrolet Astro 2001 List of elements for Supplemental Restraint Wiring Diagram for Chevrolet Astro 2001: 33 (in front of right "a" pillar, above door jamb switch) g901 (partial) (under left side of dash) A10 A11 A12 A13 A14 A15 A16 A17 A18 Air bag fuse 10 10a Air bag warning indicator Data Ground High control Hot at all times Hot in run & start I/p fuse block (behind left side of dash) Ignition Inflatable restraint i/p module Inflatable restraint steering wheel module Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Low control Nca Power distribution system Radio batt fuse 19 10a Sensor gnd Sensor signal Shorting bar Solid state Splice pack sp261 (spliced to i/p harness, behind data link connector (dlc)
TRANSMISSION
4.3L 4.3L VIN W, A/T Wiring Diagram for Chevrolet Astro 2001 List of elements for 4.3L VIN W, A/T Wiring Diagram for Chevrolet Astro 2001: 85 (engine harn, near breakout to underhood fuse block) s112 (in the thermostat housing) +5v 1-2 shift solenoid 1-2 ss 2-3 shift solenoid 2-3 ss 3-2 shift solenoid 3-2 ss A/t fluid pressure manual valve position switch A12 Anti-lock brakes system Automatic transmission (4l60-e) Body control module (above radio) Brake fuse 18 10a Brk sw Cls 2 data Convenience center Cruise control system D3, d2 D4, d2 Data link connector (under left side of dash) Ecm b fuse 20a Ecm i fuse 20a Ect sig Electronic brake control module Engine coolant temperature sensor (left side of left cyl head) Fluid temp sensor Fuel pump relay G105 G105 (in the thermostat housing) G106 (left rear of engine block) Gnd Hot at all times Hot in run Hot in run & start I/p fuse block (behind left side of dash) Ign Ignition Ignition coil, ignition control module, fuel injectors Instrument panel cluster (ipc) Lo ref Malfunction indicator lamp Mil ctrl Park/neutral position switch (left center of transmission) Pc sol hi Pc sol lo Pnk Powertrain control module (left side of firewall) Press ctrl solenoid Prnd a Prnd b Prnd c Prnd p Radio Radio fuse 19 10a Range b Range c Red Red a Red b Rev, lo S109 S115 S116 S117 S127 S155 Sens gnd Splice pack sp261 (left side of dash) Stoplamp switch (above brake pedal) Tan Tcc pwm Tcc pwm solenoid Tcc sol Tcc solenoid Tft sens sig Throttle position sensor (left side of throttle body) Tp sig Trans fuse 20 10a Trans rng a Underhood fuse block (left side of firewall) Vehicle speed sensor (rear of transmission) Vss hi Vss lo 4.3L VIN W, Transfer Case Wiring Diagram for Chevrolet Astro 2001 List of elements for 4.3L VIN W, Transfer Case Wiring Diagram for Chevrolet Astro 2001: 48 Atc Battery Brake C8 convenience center (left of i/p fuse block, by left kick panel) Convenience center (left of i/p fuse block, by left kick panel) Data link connector (dlc) (partial) (under left side of dash) E10 E11 E12 E13 E14 E15 E16 F10 F11 F12 F13 F14 F15 F16 Front propshaft speed sensor (near center of transfer case) Fuse 18 10a Fuse 20a G110 (left side of engine compt, behind battery) Ground Hot at all times Hot in run I/c logic I/p fuse block (behind left side of dash) Ignition Instrument panel cluster (ipc) Radio batt fuse 19 10a Rear propshaft speed sensor (near center of transfer case) Red Rr vss S206 S243 Serial data Service awd ind Sound system (radio) Sp261 (behind data link connector) Stoplamp switch, electronic brake control module) Tc motor Transfer case encoder motor (inside transfer case) Transfer case shift control module (behind left kick panel) Underhood fuse block (on left side of firewall) Voltage regulator Vss
TRUNK, TAILGATE, FUEL DOOR Rear Glass Release Wiring Diagram for Chevrolet Astro 2001 List of elements for Rear Glass Release Wiring Diagram for Chevrolet Astro 2001: 26 (i/p harn, 10cm from radio con- nectors breakout) (i/p harn, 18cm from c205 conn in right kick panel) Cig ltr fuse 13 20a Door lock relay (right kick panel) Door locks system G201 (right kick panel) G998 (upper half of left "d" pillar) Hot at all times I/p fuse block (left side of dash) Liftglass lock/ unlock relay (right rear quarter panel) Liftglass lock/unlock release switch Liftglass release actuator Lock Pwr accy circuit breaker 30a Rear door lock motor Release switch S223 S227 S228 S229 S230 S334 (liftgate harn, 49.5 cm from breakout to liftgate lock/ unlock relay) S335 (liftgate harn, 56 cm from breakout to liftgate lock/ unlock relay) S407 Tan Unlock
WARNING SYSTEMS Warning System Wiring Diagrams for Chevrolet Astro 2001 List of elements for Warning System Wiring Diagrams for Chevrolet Astro 2001: 51 (dash harn, near breakout to i/p fuse block) (i/p harn, behind (i/p harn, behind instrument cluster) (left front radiator support) g108 (left side of firewall above battery) g116 (upper half of left "d" pillar g999 A12 B10 B11 Body control module (above radio) Brake pressure warning & fluid level switch (on brake pressure modulator valve assy) Drvr dr jamb sig Electronic brake control module (left side of frame, left of transmission) Exterior lights Head Headlamp & panel dimmer switch Hot at all times I/p fuse block Ignition switch Instrument cluster Instrument cluster) Key in inp Key-in warning buzzer switch (steering column) Left front door jamb switch Nca Nca b Off Park Park brake indicator switch (base of park brake lever) Park brake inp Park/head on inp Pk lps fuse 9 20a S110 S130 S206 S211 S212 (i/p harn, behind instrument cluster) S217 S251 (i/p harn, at base of steering column) S256 S319 Seat belt buckle switch (on driver's seat belt buckle) Seat belt inp Serial data Splice pack 261 (i/p harn, 20 cm from relay blocks breakout) Start Switch input Turn input Turn/ hazard switch Vehicle speed out Vss
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Chevrolet Astro 2001 List of elements for Front Wiper/Washer Wiring Diagram for Chevrolet Astro 2001: 31 145k 2000, 150k 2001 245k 2000, 240k 2001 30k 445k 2000, 430k 2001 70k 2000, 68k 2001 Delay Delay/ low Front window washer pump motor (in windshield washer reservoir) Front windshield wiper motor & module (on center of firewall, next to cruise control module) Front wiper/washer switch G109 (right front radiator support) G116 (left side of firewall, above battery) High Hot in run I/p fuse block (behind left side of dash) Inst Inst wipe Mist Mist off Nca Off Park brake switch breakout) s324 Pnk S100 S206 Solid state Wash Washer switch Wipe Wiper fuse 25a Wiper switch Rear Wiper/Washer Wiring Diagram for Chevrolet Astro 2001 List of elements for Rear Wiper/Washer Wiring Diagram for Chevrolet Astro 2001: 20 12v ref Delay Delay/on G109 (right front radiator support) G998 (upper half of right "d" pillar) Ground Hot in run I/p fuse block (behind left side of dash) Interior lights system Off Park sw Park switch Rear window wiper motor (in center of liftgate) Rear window wiper/ washer switch Rear window wiper/washer module (in left side of liftgate) Rr wiper fuse 23 20a S100 S241 (in dash harness 69.5 cm (27.4 in) from right kick panel) S407 Wash
