Harness Routing Views. Chevrolet Astro

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2000 🢒 Astro - 2WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Harness Routing Views

Figure 1:

Forward Lamps Harness, Left Side


(1)	Headlamp LH HI/LO Beam (Sealed)
(2)	C100
(3)	P100
(4)	C104
(5)	C109
(6)	C102
(7)	S103
(8)	S132
(9)	S131
(10)	S103
(11)	S102
(12)	S105
(13)	S104
(14)	Side Marker Lamp LH Front Connector
(15)	Side Marker Lamp LH Front
(16)	Park/Turn Signal Lamp LH Front
(17)	Park/Turn Signal Lamp LH Front Connector
(18)	Inflatable Restraint Front End Discriminating Sensor Connector
(19)	Inflatable Restraint Front End Discriminating Sensor

Figure 2:

Forward Lamp Harness, RH Side


(1)	Window Washer Pump Motor Rear
(2)	S101
(3)	Park/Turn Lamp RH Front
(4)	Park/Turn Lamp RH Front Connector
(5)	Side Marker Lamp RH Front Connector
(6)	Side Marker Lamp RH Front
(7)	S106
(8)	S100
(9)	Hi/Lo Headlamp (Sealed Beam) RH
(10)	G100
(11)	Blower Motor Front
(12)	Windshield Washer Pump Front
(13)	Blower Motor Resistor and Relay Pack

Figure 3:

Engine Wiring, LH Side (Electrical)


(1)	A/C Compressor Clutch
(2)	A/C Compressor Clutch Connector
(3)	Throttle Position Sensor
(4)	Engine Coolant Temperature Gauge Sensor Connector
(5)	Idle Air Control Valve Motor
(6)	Throttle Position Sensor Connector
(7)	Fuel Injector #2 (Inside Plenum)
(8)	Idle Air Control Valve Connector
(9)	Fuel Injector Connector (C103)
(10)	Fuel Injector #4 (Inside Plenum)
(11)	G107
(12)	Distributor
(13)	S123
(14)	Fuel Injector #6 (Inside Plenum)
(15)	Oil Pressure Switch and Sender Connector
(16)	S124
(17)	Camshaft Position Sensor
(18)	Camshaft Position Sensor Connector
(19)	S126
(20)	Oil Pressure Switch and Sender
(21)	Knock Sensor
(22)	Knock Sensor Connector
(23)	G106
(24)	Fuel Injector #5 (Inside Plenum)
(25)	Engine Coolant Temperature Gauge Sensor
(26)	Fuel Injector #3 (Inside Plenum)
(27)	A/C High Pressure Cut-Off Switch Connector
(28)	Fuel Injector #1 (Inside Plenum)
(29)	A/C High Pressure Cut-Off Switch
(30)	A/C Compressor

Figure 4:

Engine Wiring, RH Side


(1)	S123
(2)	Evaporative Emission Canister Purge Solenoid Valve Connector
(3)	Ignition Coil Connector
(4)	S122
(5)	Ignition Control Module
(6)	S119
(7)	Ignition Control Module Connector
(8)	Generator
(9)	Generator Connector
(10)	Ignition Coil
(11)	MAP Sensor Connector
(12)	MAP Sensor
(13)	Evaporative Emission Canister Purge Solenoid Valve

Figure 5:

Vehicle Control Module Wiring


(1)	Vehicle Control Module (VCM)
(2)	S153
(3)	S151
(4)	S152
(5)	(VCM) Blue 32-Way Connector (C1)
(6)	(VCM) Red 32-Way Connector (C2)
(7)	(VCM) Black 32-Way Connector (C4)
(8)	(VCM) Clear 32-Way Connector (C3)

Figure 6:

Bulkhead/Underhood Fuse Block Wiring


(1)	S118
(2)	S111
(3)	S110
(4)	S114
(5)	Convenience Center
(6)	S112
(7)	C104
(8)	C100
(9)	S133
(10)	S109
(11)	S108
(12)	Underhood Fuse Block
(12)	Underhood Fuse Block

Figure 7:

Engine/Center of Front Dash Wiring (Electrical)


(1)	Cruise Control Module
(2)	Intake Manifold Air Temperature Sensor Connector
(3)	Wiper Motor Module Front
(4)	Intake Manifold Air Temperature Sensor
(5)	A/C Low Pressure Cut-Off Switch
(6)	A/C Low Pressure Cut-Off Switch Connector
(7)	Heater and A/C Control Valve Solenoid
(8)	Heater and A/C Control Valve Solenoid Connector
(9)	Mass Air Flow Sensor
(10)	Mass Air Flow Sensor Connector
(11)	Mass Air Flow Sensor Connector
(12)	Mass Air Flow Sensor
(13)	Intake Manifold Air Temperature Sensor
(14)	Intake Manifold Air Temperature Sensor Connector
(15)	Blower Motor Front
(16)	S115
(17)	S117

Figure 8:

Front of Dash Wiring, LH Side (Electrical)


(1)	S130
(2)	C102
(3)	C109
(4)	G110

Figure 9:

Instrument Cluster Wiring


(1)	Body Control Module (BCM)
(1)	Body Control Module (BCM)
(2)	HVAC Control Module
(3)	S219
(4)	S217
(5)	S211
(6)	S257
(7)	S213
(8)	Headlamp and Panel Dimmer Switch
(9)	S256
(10)	Headlamp and Panel Dimmer Switch Connector
(11)	Remote Control Door Lock Receiver
(12)	S210
(13)	S254
(14)	S209
(15)	S255
(16)	S212
(17)	S218
(18)	S221
(19)	Instrument Cluster Connector
(20)	S258
(21)	S222
(22)	S225
(23)	Radio Connectors
(24)	Body Control Module (BCM) Connectors

Figure 10:

IP Wiring, RH Side (Electrical)


(1)	S232
(2)	S231
(3)	S230
(4)	S260
(5)	S241
(6)	S229
(7)	S223
(8)	S224
(9)	S259
(10)	S223
(11)	S227
(12)	S228
(13)	Temperature Control Motor Connector
(14)	Temperature Control Motor

Figure 11:

I/P Fuse Block/Convenience Center Wiring


(1)	Convenience Center
(2)	Turn/Hazard Flasher Module
(3)	Horn Relay
(4)	I/P Fuse Block
(5)	C213
(6)	C212

Figure 12:

Convenience Center Wiring


(1)	S238
(2)	S206
(3)	S205
(4)	S204
(5)	S203

Figure 13:

Left Front Interior Wiring


(1)	C200
(2)	S240
(3)	S200
(4)	S201
(5)	C223
(6)	C202
(7)	Inflatable Restraint IP Module
(8)	Auxiliary Power Outlet - Front #1
(9)	Auxiliary Power Outlet - Front #2
(10)	Cigar Lighter Connector
(11)	S234
(12)	Engine Cover Ground (G201)
(13)	Inflatable Restraint Sensing and Diagnostic Module (SDM)
(14)	Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector
(15)	C333
(16)	S242
(17)	C300
(18)	S325
(19)	Center High Mounted Stop Lamp (CHMSL) Resistor
(20)	S326
(21)	S324
(22)	S327
(23)	Park Brake Switch
(24)	S303
(25)	S330
(26)	S246
(27)	S305
(28)	S245

Figure 14:

Splice Pack, Relay Blocks, DLC Wiring


(1)	C201
(2)	C211
(3)	Data Link Connector (DLC)
(4)	Relay Block 1
(5)	S253
(6)	S220
(7)	S252
(8)	S251
(9)	S250
(10)	SP261 Splice Pack

Figure 15:

Vanity Mirror Wiring


(1)	S237
(2)	Inside Rearview Mirror Connector
(3)	Vanity Lamp Connector
(4)	Vanity Lamp
(5)	S236
(6)	C209

Figure 16:

RH Kick Panel Wiring


(1)	Door Lock Relay
(2)	G200
(3)	RH Door Jamb Switch Connector
(4)	RH Door Jamb Switch
(5)	C205
(6)	C203

Figure 17:

LH Kick Panel Wiring


(1)	G300
(2)	C301
(3)	C303
(4)	LH Door Jamb Switch

Figure 18:

Front Door Wiring


(1)	C301 (LH), C205 (RH)
(2)	C303 (LH), C204 (RH)
(3)	P500 (LH), P600 (RH)
(4)	S500 (LH)
(5)	S501 (LH)
(6)	Outside Rearview Mirror Connector
(7)	S503 (LH), S605 (RH)
(8)	S507 (LH), S602 (RH)
(9)	S508 (LH)
(10)	S504 (LH), S601 (RH)
(11)	Tweeter Connector
(12)	S506 (LH), S600 (RH)
(13)	Outside Rearview Mirror Switch Connector (LH)
(14)	Front Power Window Switch Connector (C1) (RH)
(15)	Power Window Motor
(16)	Power Window Switch Connector (C2)
(17)	S502 (LH), S603 (RH)
(18)	Front Door Lock Motor
(19)	Front Door Lock Motor Connector
(20)	Power Door Lock Switch Connector
(21)	Woofer Connector

Figure 19:

Power Seats


(1)	Power Seat Harness
(1)	Power Seat Harness
(2)	C222
(3)	S332
(4)	S323

Figure 20:

Power Seat Riser


(1)	Front Tilt Seat Motor
(2)	Seat Adjuster Switch
(3)	Forward/Rearward Seat Motor
(4)	C306 (LH), C307 (RH)
(5)	Rear Tilt Seat Motor

Figure 21:

LH Courtesy Lamp Wiring


(1)	D300
(2)	S328
(3)	LH Courtesy Lamp

Figure 22:

Transmission Wiring


(1)	Automatic Transmission
(2)	Adapter
(3)	Park/Neutral Position and Backup Lamp Switch 4-Way Connector (C1)
(4)	Park/Neutral Position and Backup Lamp Switch 7-Way Connector (C2)
(5)	Park/Neutral Position and Backup Lamp Switch
(6)	Automatic Transmission Connector
(7)	Vehicle Speed Sensor
(8)	Vehicle Speed Sensor Connector
(9)	S333
(10)	Vehicle Speed Sensor Shield (Taped)

Figure 23:

A4WD Transfer Case Locator View


(1)	Propshaft Speed Sensor - Rear
(2)	Transfer Case Encoder Motor Connector
(3)	Vehicle Speed Sensor
(4)	Propshaft Speed Sensor - Front
(5)	Transfer Case
(6)	P301

Figure 24:

Undercarriage Wiring


(1)	Electronic Brake Control Module (EBCM) Connector (C3)
(2)	Brake Pressure Warning Switch
(3)	EBCM Connector (C2)
(4)	EBCM Connector (C1)
(5)	S126
(6)	S127
(7)	G302
(8)	Fuel Pump and Level Sender Connector
(9)	Evaporative Emission Canister Vent Valve

Figure 25:

LH B Pillar Harness


(1)	S307
(2)	S301
(3)	S315
(4)	S322

Figure 26:

Left Rear Body Harness


(1)	Rear A/C Blower Motor
(2)	S313
(3)	S312
(4)	S311
(5)	S310
(6)	S309
(7)	S314
(8)	S315
(9)	S322
(10)	S316
(11)	Sub-Woofer Amplifier
(12)	Sub-Woofer Amplifier connector
(13)	S318
(14)	S317
(15)	G404

Figure 27:

Right Rear Body Wiring


(1)	S334
(2)	S335
(3)	Liftgate Lock/Unlock Relay
(4)	Liftgate Lock/Unlock Relay Connector

Figure 28:

RH D Pillar Wiring


(1)	S400
(2)	Rear Door Lock Motor
(3)	P401
(4)	Trailer Harness (Taped Wires)
(5)	S403
(6)	S402
(7)	S401
(8)	S404
(9)	G401
(10)	Radio Speaker Right Rear

Figure 29:

LH D Pillar Wiring


(1)	S321
(2)	C401
(3)	S320
(4)	Left Rear Speaker
(5)	S319
(6)	LH Rear Door Speaker (Base Radio) Left Rear Sub-Woofer (Premium Radio)
(7)	P400
(8)	G400
(9)	S400

Figure 30:

RH D Pillar Wiring


(1)	G401
(2)	G403
(3)	S407

Figure 31:

Liftgate Strut Switch Wiring


(1)	LH Liftgate Strut Switch Connector
(2)	LH Liftgate Strut Switch
(3)	Liftgate Lock/Unlock Relay
(4)	S334
(5)	S335