How quickly will I get access to the wiring diagrams after payment?

Access is activated instantly after a successful payment. A payment receipt and an activation email with a link to the wiring diagrams will be sent to your email.

How long will my access be valid?

Access is activated permanently and is not limited in time, just like if you purchased a physical book.

Where can I find the wiring diagrams I purchased?

In your personal account. To access it, click the user icon in the upper right corner of the website.

What if the wiring diagrams do not match my car model?

This is very rare, but if the diagrams do not match your vehicle, contact us at support@portal-diagnostov.com and attach a few photos of the connector or wiring that does not match. We will issue a refund.

All Wiring Diagrams for Chevrolet Cavalier LS 2003 model

AIR CONDITIONING

Compressor Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Compressor Wiring Diagram for Chevrolet Cavalier LS 2003:

26

(engine harn, 13 cm from cooling fan conn breakout) pnk
(left front of engine compt)
5 volt ref
A/c comp clutch rly
A/c compressor clutch
A/c compressor clutch diode (in a/c compressor clutch connector breakout)
A/c compressor clutch relay
A/c fuse 10a
A/c press sens sig
A/c refrigerant pressure sensor (right front corner of engine compt, on a/c refrigerant line)
A20
A22
B20
B22
Compressor clutch conn)
Erls fuse 10a
G112 (on rear of engine)
Hot at all times
Hot in run, bulb test or start
I/p fuse block (behind lower left side of dash)
Low ref
Pnk
Powertrain control module (pcm) (on right rear of engine compartment)
S107
S110 (engine harn, near a/c compressor clutch conn)
Underhood fuse block

Manual A/C Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Manual A/C Wiring Diagram for Chevrolet Cavalier LS 2003:

84

(dash harn, 39 cm from c207)
(engine harn, 13 cm from
(from hvac fuse diagram 1 of 1)
(left front of eng compt)
(left front of engine compt)
(to heater blower relay, diagram 1 of 1)
5 volt ref
A/c comp clutch relay
A/c comp on
A/c compressor clutch
A/c compressor clutch diode (in a/c compressor clutch connector breakout)
A/c compressor clutch relay
A/c disable
A/c fuse 10a
A/c on req
A/c press sensor sig cooling fan rly ctrl
A/c refrigerant pressure sensor (right front corner of engine compt, on a/c refrigerant line)
A/c req
A/c req sig
A/c request
A10
A12
A20
A22
B10
B12
B20
B22
Bi-lvl
Blo fuse 30a
Blower motor (under center of dash, in hvac assembly)
Blower motor resistor assembly (under center of dash, on blower motor assembly)
Blower mtr off
Blower switch
Body control control (bcm) (behind lower left side of dash)
C 1995 vftc
Class 2 serial data
Compressor clutch conn)
Cooling fan
Cooling fan fuse 30a
Cooling fan relay
Def
Defogger system
Ect sensor signal
Engine coolant temperature (ect) sensor (on top right rear of engine)
Erls fuse 10a
F c3
G112 (on rear of engine)
G204 (on steering column support bracket)
Gnd
H c3
Heat
Heat/def
Heater blower relay
High
Hot at all times
Hot in run
Hot in run, bulb test or start
Hvac control assembly
Hvac fuse 10a
I/p fuse block (behind lower left side of dash)
Ign 3 voltage
Interior lights system
Logic
Low
Low ref
Max
Mode switch
Off
On ind
Pnk
Powertrain control module (pcm) (on right rear of engine compartment)
Rec dr cntrl
Rec dr pos sig
Recirc- ulation door actuator (behind upper right side of i/p)
Red
S101 (engine harn, at left side of dash, 7 cm from cooling fan connector)
S107 pnk cooling fan conn breakout)
S110 (engine harn, near a/c compressor clutch conn)
S205
Tan
Underhood fuse block
Undrhood fuse block (left front of eng compt)
Vent

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Anti-lock Brakes Wiring Diagram for Chevrolet Cavalier LS 2003:

58

A10
A11
Abs fuse 10a
Abs fuse 50a
Anti-lock ind
B10
B11
Battery
Bcm/clu fuse 10a
Body control module (bcm) (behind left side of dash)
Brake fluid level switch (integral to brake fluid reservoir)
Brake ind
Brake pressure modulator valve
C10
C11
Computer data lines system
Electronic brake control module (ebcm) (next to master cylinder)
Exterior lights & cruise control systems
G102
G112 (on rear of engine)
G204 (behind upper left side of dash, on steering column support bracket)
Ground
Ground splice pack 102 (at left front of eng compt)
Hot at all times
Hot in run or start
I/p fuse block (behind lower left side of dash)
Ignition
Instrument cluster
Left front wheel spd (hi)
Left front wheel spd (lo)
Left front wheel speed sensor
Left rear wheel spd (hi)
Left rear wheel spd (lo)
Left rear wheel speed sensor
Low trac ind
Nca
Pnk
Pump motor
Red
Right front wheel spd (hi)
Right front wheel spd (lo)
Right front wheel speed sensor
Right rear wheel spd (hi)
Right rear wheel spd (lo)
Right rear wheel speed sensor
S101
S205
S206 (in dash harn, 21.5 cm from firewall grommet, toward instrument cluster breakout)
S212
Serial data
Stop hzd fuse 20a
Stop lamp sw out
Stop lamp switch (below left side of dash, near steering column)
Tan
Trac off ind
Traction control switch (pontiac)
Underhood fuse block (left front of engine compt)
Vent tube

ANTI-THEFT

Anti-theft Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Anti-theft Wiring Diagram for Chevrolet Cavalier LS 2003:

60

(below left front seat) g304
(below right front seat) g302
(body harn, left front of passenger compt)
12v
A10
A12
B10
Bcm/clstr fuse 10a
Body control module (behind left side of dash)
Class 2 serial data
Ctsy lp supp v
Door lock relay
Door unlock relay
Driver door jamb switch
Driver door lock switch
Drl ctrl
Electronic brake control module (next to master cylinder)
Front passenger door jamb switch
Front passenger door lock switch
G302 (below right front seat)
G304 (below left front seat)
Ground
Headlights system
Horn ctrl
Horn system
Hot in run, bulb test or start
I/p fuse block
Ign 1 voltage
Ign pwr in
Ignition key
Inflatable restraint sensing & diagnostic module
Instrument panel cluster
Interior lights system
Jamb sw sig
Left rear door jamb switch
Lock ctrl
Logic
Nca
Passlock lock cylinder
Pnk
Powertrain control module (on right front of engine compt)
Rear compart- ment lamp
Rear compartment lid release actuator
Right rear door jamb switch
S221
S222
S290
S330
S331
S390
S391
S401
Sec ind ctrl
Security indicator
Sedan only
Serial data
Signal
Trunk lmp ctrl
Unlock ctrl
With power door locks

BODY CONTROL MODULES

Body Control Modules Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Body Control Modules Wiring Diagram for Chevrolet Cavalier LS 2003:

84

A/c request in
A/t shift lock ctrl
A10
A11
A12
Accessory voltage
Air conditioning system
All door lock ctrl
All door unlock ctrl
Antenna
Anti-lock brakes system
Anti-theft system
B10
B11
B12
Battery positive voltage
Bcm fuse 10a
Bcm/clu fuse 10a
Body control module (bcm) (behind left side of dash)
Brake fluid lev sw in
Class 2 serial data
Clstr fuse 10a
Computer data lines system
Coolant level switch (on right side of eng compt, in search tank)
Courtesy lamp ctrl
Drive door unlock ctrl
Driver door jamb sw in
Drl relay ctrl
Early production
Exterior lights system
Fog lamp rly ctrl
Fog lamp sw in
G102
G102 (at left front of eng compt)
G110 (on rear of eng)
G201 (behind upper left side of dash, on steering column support bracket)
G204 (behind upper left side of dash, on steering column support bracket)
Grd
Headlamp hi beam in
Headlamp lo beam in
Headlights system
Horn rly ctrl
Horns system
Hot at all times
Hot in acc or run
Hot in run, bulb test or start
I/p dimmer sw sig
I/p dimmer sw sig return
I/p dimming lamps out
I/p fuse block (behind lower left side of dash)
Ignition switch
Inadvertant power ctrl
Instrument cluster system
Interior lights system
Key-in ignition switch
Key-in ingition sw in
Late production
Low coolant sw in
Park brake sw sig
Parklamp in
Passenger door jamb sw in
Passlock battery voltage
Passlock grd
Passlock sensor sig
Pnk
Pontiac
Rdo/intlp fuse 10a
Rear compt lamp in
Rear compt lid release ctrl
Rear compt lid release sw
Remote keyless entry circuit
Rfa batt fuse 15a
Rfa grd
S171
S205
S212
S217
Security ind ctrl
Shift interlock system
Splice pack sp102 (above windshield washer pump, below battery tray)
Tan
Traction ctrl sw sig
Trunk, tailgate, fuel doors system
Warning systems

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Computer Data Lines Wiring Diagram for Chevrolet Cavalier LS 2003:

16

Body control module (behind lower left side of dash)
Data class 2
Data link connector (below left side of dash)
Electronic brake control module (next to master cylinder)
G110 (on rear of eng)
G204 (behind upper left side of dash, on steering column supprt bracket)
Hot at all times
I/p fuse block
Inflatable restraint sensing & diagnostic module (under front passenger seat, under carpet)
Instrument panel cluster
Mir/dlc fuse 10a
Powertrain control module (on right rear of engine compt)
Radio
S205
S217
Vehicle communication interface module (vcim) (under right side of dash, right of blower motor)

COOLING FAN

Cooling Fan Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Cooling Fan Wiring Diagram for Chevrolet Cavalier LS 2003:

15

A12
B10
B12
Cooling fan fuse 30a
Cooling fan motor
Cooling fan relay (in underhood fuse block)
Cooling fan rly ctrl
Ect sensor signal
Engine coolant temperature (ect) sensor (on top right rear of engine)
G112 (on rear of engine)
Hot at all times
Low ref
Powertrain control module (pcm) (on right rear of engine compt)
Red
Underhood fuse block (left front of engine compt)

CRUISE CONTROL

Cruise Control Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Cruise Control Wiring Diagram for Chevrolet Cavalier LS 2003:

42

(dash harn, right upper side of dash) s221
A/t
All times
Brake switch signal
Clutch pedal position switch (below steering column)
Cruise control module (right rear of engine compt)
Cruise control release switch (on brake pedal support bracket)
Cruise engage input
Cruise engage out
Cruise fuse 10a
Cruise inhibit
Cruise inhibit input
Cruise on sig
Cruise release
Cruise res/acc sig
Cruise set/coast sig
Cruise switch
Erls fuse 10a
G110 (on the left engine/ transmission)
Ground
Hot at
Hot in run, bulb
I/p fuse block (behind lower left side of dash)
Ignition
M/t
Nca
Off
Pnk
Powertrain control module (pcm) (right front of engine compt)
R/a
S206 (dash harness, left lower side of dash)
S214
S217
Set sw
Stop lamp switch (on brake pedal support bracket)
Stop/haz fuse 20a
Test or start
Vehicle speed input
Vehicle speed out
Vehicle speed sensor assembly (a/t: on rear of transaxle) (m/t: top right front of transaxle)
Vss high
Vss low

DEFOGGERS

Defoggers Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Defoggers Wiring Diagram for Chevrolet Cavalier LS 2003:

18

(behind left side of dash, on right side of steering column support) g204
(below right front seat) g302
Defogger on/off switch
Ground distribution system
Hot at all times
Hot in run
Hvac control assembly
Hvac fuse 10a
I/p fuse block
Interior lights system
Nca
On indicator
Power distribution system
Rear window defogger grid
Rr defog fuse 30a
S205
S331
Timing circuit

ENGINE PERFORMANCE

2.2L VIN F

2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Cavalier LS 2003

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Cavalier LS 2003:

60

(in top of fuel tank) fuel pump & sender assembly
(w/o cruise (below left side side dash, near steering column)
A/c clutch relay
A/c press 5v ref
A/c press low ref
A/c press sens sig
A/c refrigerant pressure sensor (right front corner of eng compt)
A/c system
A17
A19
B17
B19
Battery
Bcm/clu fuse 10a
Body control module
Brake sw
Class 2 serial data
Computer data lines system
Cool fan control
Cooling fans system
Cruise control brake switch (w/ cruise control) (on left side of dash, below steering column
Cruise control module (right rear of engine compt)
Cruise control system
Cruise inhibit sig
Erls fuse 10a
Evap vent sol
Evaporative emission canister vent solenoid (under rear of vehicle)
F/p-inj fuse 15a
Ftp sens 5v ref
Ftp sens low ref
Ftp sens sig
Fuel level sig
Fuel pump
Fuel pump ctrl
Fuel pump relay (in underhood fuse block)
Fuel tank pressure sensor (top of fuel tank)
G110 (on rear of engine)
G304 (below left front seat, on frame rail)
Hot at all times
Hot in run, bulb test or start
I/p fuse block (behind lower left side of dash)
Iat sens 5v ref
Iat sens low ref
Ignition
Instrument panel cluster
Intake air temperature sensor (on air cleaner outlet duct assembly)
Malfunction indicator lamp
Mil control
Pcm fuse 10a
Pnk
Powertrain control module (right rear of engine compt)
S121
S171
S214
S330
Solid state
Speed sig
Stop lamp switch
Tan
Underhood fuse block (left front of engine compt)

2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Cavalier LS 2003

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Cavalier LS 2003:

27

(on rear of engine) g110
1-2 shift sol
2-3 shift sol
Automatic transaxle
Automatic transaxle fluid pressure manual valve position switch
Automatic transaxle fluid temperature sensor
Automatic transaxle input shaft speed sensor
Crankshaft position sensor (on left
Engine coolant temperature sensor (on top right rear of engine)
Gnd
Hot in run, bulb test or start
I/p fuse block (behind lower left side of dash)
Ign mdl fuse 20a
Ignition coils
Ignition control module (on top left of engine)
Inter- connect
P,r,n,d4,lo
Pnk
Pressure control sol
Rear of engine)
Red
Release tcc
Rev,d,2,1
S171
Tan
Tcc pwm sol
Transaxle range switch

2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Cavalier LS 2003

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Cavalier LS 2003:

78

(on rear of engine) g110
1-2 ss
2-3 ss
Ckp sens low ref
Ckp sens sig
Cmp sens sig
Cruise engage sig
Ect sens low ref
Ect sens sig
Engine oil pressure sensor (on left rear of engine)
Erls fuse 10a
Evap purge sol
Evaporative emission canister purge solenoid (on top rear of engine)
Fuel injectors
Gen field duty sig
Gen turn on sig
Generator
Heated oxygen sensor 1 (in exhaust manifold, forward of catalytic converter)
Heated oxygen sensor 2 (in exhaust, rearward of catalytic converter)
Ho2s 1 high sig
Ho2s 1 htr ctrl
Ho2s 1 low sig
Ho2s 2 high sig
Ho2s 2 htr ctrl
Ho2s 2 low sig
Hot in run
Hot in run, bulb test or start
I/p fuse block (behind lower left side of dash)
Iac coil a high
Iac coil a low
Iac coil b high
Iac coil b low
Ic timing ctrl
Idle air control valve (on throttle body assy)
Inj 1 ctrl
Inj 2 ctrl
Inj 3 ctrl
Inj 4 ctrl
Iss high
Iss low
Knock sens low ref
Knock sens sig
Knock sensor (on left rear side of engine block)
Manifold absolute pressure sensor (mounted on side of throttle body)
Map sens 5v ref
Map sens low ref
Map sens sig
Nca
O2 htr fuse 10a
Oil press sig
Pc sol high
Pc sol low
Pcm ground
Pnk
Powertrain control module (right rear of engine compt)
Red
S107
S126
S171
Tan
Tcc release sig
Tcc sol
Tfp sw a
Tfp sw b
Tfp sw c
Tft sens sig
Tft sesn low ref
Throttle position sensor (on throttle body assy)
Tp sens 5v ref
Tp sens low ref
Tp sens sig
Trs sig a
Trs sig b
Trs sig c
Trs sig p
Vehicle speed sensor (on right rear of transaxle)
Vss high
Vss low

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Backup Lamps Wiring Diagram for Chevrolet Cavalier LS 2003:

13

(body harness, 86 cm from left tail/stop lamp connector) s400
A/t
Back-up lamp switch (on top of transaxle)
G304 (below left front seat)
Hot in run, bulb test or start
I/p fuse block
Left back-up lamp
M/t
Park/ neutral position switch (on top of transaxle)
Pnk
Right back-up lamp
S330
Turn-b/u fuse 10a

Exterior Lamps Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Exterior Lamps Wiring Diagram for Chevrolet Cavalier LS 2003:

71

(below left front seat) g304
(body harness, 101 in from left front door grommet) s302
(chevy)
(dash harness, behind left side of dash) s219
(fwd lamp harn, 11 in from 15-pin conn below battery tray) s118
(on steering column support bracket) g204
(pontiac)
A right front marker lamp b (pontiac only)
Battery voltage
Body control module (behind left side of dash)
Center high mounted stop lamp assembly
Chevrolet z24, pontiac coupe
Except pontiac coupe
Ext lp fuse 20a
Fog lamp relay
G102
G302 (below right front seat)
G304 (below left front seat)
Gnd
Hazard
Hazard flasher
Head
High mounted stop lamp assembly
Hot at all times
Hot in run
Hot in run, bulb test or start
Hvac fuse 10a
I/p fuse block
Ign 1 voltage
Instrument cluster
Left front marker lamp (pontiac only)
Left front park/ turn signal lamp
Left rear side marker lamp
Left tail/ stop/ turn signal lamp
Left turn
Left turn indic
License lamp
Off
Only
Park
Pnk
Pontiac
Pontiac coupe
Pontiac coupe only
Pontiac only
Pontiac sedan only
Right front park/ turn signal lamp
Right rear side marker lamp
Right tail/ stop/ turn signal lamp
Right turn
Right turn indic
S117 (fwd lamp harn, 17 in from 15-pin conn below battery tray)
S119 (fwd lamp harn)
S200
S205
S206 (dash harness, behind left side of dash)
S216 (dash harness, behind left side of dash)
S304 (body harn, near left front door jamb)
S330
S331
Sedans, chevy coupe
Side of dash)
Splice pack sp102 (under battery tray)
Stop lamp switch (on brake pedal support brake)
Stop/haz fuse 20a
Turn sig flasher
Turn signal/ multifunction switch
Turn-b/u fuse 10a
Turn/hazard flasher (lower left dash, near steering column)
W/ rear spoiler
W/o rear spoiler

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Cavalier LS 2003

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Cavalier LS 2003:

33

(chevrolet)
(pontiac)
A17
B11
Battery
Body control module
Brake fluid level switch
Coolant level switch
Cruise control module
Data link connector (dlc)
Daytime running lamp (drl) resistor
Early production
Fuel pump relay
G102 (at left front of engine compt)
G110 (on rear of engine)
Ground splice pack 102 (under battery tray)
Horn
Ignition control module
Instru- ment panel cluster
Late production
Left front fog lamp
Left front park/ turn lamp
Park/ neutral position switch
Powertrain control module
Right front fog lamp
Right front park/ turn lamp
S171 (in engine harn, front left side of engine, 4 cm from g110 breakout)
S212
Turn signal/ multifunction switch
Underhood fuse block
Underhood fuse block)
Windshield washer fluid pump
Windshield wiper motor assembly

Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Cavalier LS 2003

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Cavalier LS 2003:

34

A12
Accessory power outlet
All others
Audio amplifier
Body control module
Chevrolet enhanced audio
Cigar lighter
Data link connector
Digital radio receiver
Fog lamp switch
G201 (behind upper left side of dash, on steering column support bracket)
G204 (behind upper left side of dash, on steering column support bracket)
G303 (below right front seat)
Hvac control assembly
I/p dimmer switch
Ignition switch
Instrument panel cluster
Left reading/ courtesy lamp switch
Pontiac enhanced audio
Pontiac only
Radio
Rear compartment lid release switch
Rearview mirror reading lamps
Right reading/ courtesy lamp switch
S205 (in dash harn, 39 cm from c207)
S209 (in body harn, 44 cm from front passenger door jamb switch connector)
S350
S351 (in headliner harn, 46 cm from dome lamp connector)
Shift indicator lamp
Sunroof control module
Traction control switch
Turn signal/ hazard flasher module
W/ power sunroof
W/o power sunroof

Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Cavalier LS 2003

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Cavalier LS 2003:

51

(chev) c
(pont) b
(sedan) (coupe)
(w/power mirrors) outside mirror switch
A g
A/c comp- ressor clutch
A/c comp- ressor clutch diode
A14
C313
Center high mounted stop lamp assembly (chmsl)
Cooling fan
Crank relay
Door jamb switch- driver
Door lock relay
Door lock switch front passenger
Electronic brake control module
Front passenger door jamb switch
Fuel pump & sender assembly
Fuse block underhood
G112 (on rear of engine)
G302 (below right front seat, on frame rail)
G304 (below left front seat, on frame rail)
Heater blower relay
Left back-up lamp
Left center high mounted stop lamp assembly
Left rear door jamb switch
Left rear marker lamp
License lamp
Master window switch
Nca
Pontiac
Radio
Rear compartment lid release actuator
Rear window defogger grid
Right back-up lamp
Right center high mounted stop lamp assembly
Right rear door jamb switch
Right rear marker lamp
S101 (in engine harness, at left side of engine 7 cm from cooling fan connector)
S111 (in engine harness, at left front side of engine, near a/c compressor clutch connector)
S330 (in body harn, 143 cm from left tail/stoplight connector)
S331 (in body harn, 113 cm right front door grommet)
Seat belt switch
Sedan
Tail/ stop & turn signal lamp- right
Tail/ stop/ turn lamp left
W/ keyless remote
W/ manual a/c
W/ spoiler
W/o keyless remote
W/o spoiler

HEADLIGHTS

Headlights Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Headlights Wiring Diagram for Chevrolet Cavalier LS 2003:

49

(dash harn, behind left side of dash)
(forward lamp harn, left rear side of engine compt)
0.3 ohms
A11
Body control module (bcm) (behind lower left side of dash)
Class 2 data
Computer data lines system
Daytime running lamps resistor (below right headlamp assembly)
Drl indicator
Drl relay
Drl rly control
Ext lp fuse 20a
Exterior lights system
Flash -to- pass
Fog fuse 10a
Fog lamp relay (on front impact bar)
Fog lamp switch
Fog lp relay
Fog lp switch
G102 (at left front of engine compartment)
G204 (behind upper left side of dash, on steering column support bracket)
Head
Hi beam input
High beam indicator
Hot at all times
I/p fuse block (behind lower left side of dash)
Instrument panel cluster (ipc)
Left front fog lamp
Left headlamp
Lo beam input
Lt hdlp fuse 15a
Nca
Off
Park
Pnk
Right front fog lamp
Right headlamp
Rt hdlp fuse 15a
S102
S105 (forward light harness, 75 cm from horn conn)
S107 (engine harness, left rear of engine)
S117
S205
S212
S213 (forward light harn, 24.5 cm from foglamp relay)
S216
S244 (forward light harn, left side of engine compt)
Turn signal/ malfunction switch
Turn signal/ multifunction switch

HORN

Horn Wiring Diagram, Early Production for Chevrolet Cavalier LS 2003

List of elements for Horn Wiring Diagram, Early Production for Chevrolet Cavalier LS 2003:

18

(front of left front fender)
Body control
C 1995 vftc
G102
Horn (right front corner engine compt, behind front fascia)
Horn brush
Horn fuse 15a
Horn headlamp switch assembly
Horn relay (taped to bcm harness, next to hood release)
Horn slip ring
Horn switch
Hot at all times
I/p fuse block (behind lower left side of dash)
Module (behind left side of dash)
S103
S115
Steering wheel
Turn/ hazard/

Horn Wiring Diagram, Late Production for Chevrolet Cavalier LS 2003

List of elements for Horn Wiring Diagram, Late Production for Chevrolet Cavalier LS 2003:

20

(front of left front fender)
(pontiac) (chevrolet)
Body control
C 1995 vftc
E f
Fuse block (behind lower left side of dash)
G102
Horn (right front corner engine compt, behind front facia)
Horn brush
Horn fuse 15a
Horn headlamp switch assembly
Horn relay (taped to bcm harness, next to hood release)
Horn slip ring
Horn switch
Hot at all times
Module (behind left side of dash)
S103
S115
Steering wheel
Turn/ hazard/

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Instrument Cluster Wiring Diagram for Chevrolet Cavalier LS 2003:

61

low oil pressure ind
(on steering column support bracket) g204
Abs ind
Air bag ind
B11 c3
B2 c2
B8 c1
B9 c2
B9 c3
Bcm/clu fuse 10a
Body control module (bcm) (behind lower left side of dash)
Brake fluid level switch (in brake fluid reservoir)
Brake ind
Charge ind
Check gauges ind
Clstr fuse 10a
Computer data lines system
Coolant temp
Drl ind
Engine controls system
Engine oil pressure sensor (on rear center of eng)
Exterior lights system
Fuel gauge
Fuel level sensor
Fuel level sensor sig
Fuel tank
G102
G110 (on left eng/ transaxle)
Ground
Ground splice pack 102 (under battery tray)
High beam ind
Hot at all times
Hot in accy, run or start
I/p fuse block (behind lower left side of dash)
Ignition
Illumination (7 bulbs)
Inflatable restraint sensing & diagnostic module (sdm) (under front passenger seat) under carpet)
Instrument cluster (ipc)
Interior lights system
Left turn ind
Low coolant ind
Low ref
Low traction ind
Mil control
Oil press switch sig
Park brake switch (in console, at base of parking brake lever)
Pnk
Powertrain control module (pcm) (on right front of engine compt)
Right turn ind
S205
S212
S217
Seat belt ind
Security ind
Serial data
Service engine soon ind
Service vehicle ind
Speedometer
Tachometer
Traction off ind
Upshift ind

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Cavalier LS 2003:

47

(base)
(headliner harn, approx 56 cm from dome lamp connector) s352
(sedan)
(uplevel)
A10
A12
B(+) voltage
Body control module (behind lower left side of dash)
Diode
Dome lamp
Driver door jamb switch
Drivr dr sig
Front passenger door jamb switch
G204 (on steering column support bracket)
G302 (below right front seat)
G304 (below left front seat)
Hot at all times
I/p dimmer switch
I/p fuse block (behind lower left side of dash)
Inadvertent pwr ctrl (sw batt voltage)
Interior lmp ctrl
Lamps (w/sunroof)
Left reading lamp
Left reading lamp switch
Left rear door jamb switch
Nca
Pass dr sig
Rdo/ intlp fuse 10a
Rear compartment lamp
Rear compartment lamp input
Rear compartment lamp switch
Rear view mirror reading
Right reading lamp
Right reading lamp switch
Right rear door jamb switch
S205
S221
S222
S290
S330
S331
S351
S353 (headliner harn, approx 36 cm from dome lamp conn)
S401 (body harn, between rear compartment lamp & rear compartment lid release actuator)
Sedan
W/ power door locks
W/o power door locks

Instrument Illumination Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Instrument Illumination Wiring Diagram for Chevrolet Cavalier LS 2003:

31

(2 door)
(2002)
(2003)
(4 door)
(7 bulbs)
A g
A12
B(+) voltage a5 dim sw sig ret c2
Body control module (behind left side of dash)
Courtesy lights circuit
Dim sw signal a2 panel dim lmps c3
Fuse block (behind lower left side of dash)
G204 (on steering column support bracket)
G302 (below right front seat)
G304 (below left front seat)
Hot at all times
Hvac control assembly
I/p dimmer switch
Instrument panel cluster
Master window switch
Pontiac only
Radio
Rdo/ intlp fuse 10a
S205
S218 (dash harn, near pass inflator module conn)
S281
S301 (body harn, near seat belt sw conn)
S330
S331
Shift indicator lamp
W/power windows

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 2) for Chevrolet Cavalier LS 2003

List of elements for Power Distribution Wiring Diagram (1 of 2) for Chevrolet Cavalier LS 2003:

90

(in body harn, 112.5 cm from radio conn- ector)
(in body harn, 137 cm from left front door grommet) s304
(in body harness, 47 cm from left front door grommet) s307
(in dash harness, 22 cm from firewall grommet) s207
(in dash harness, 41.5 cm from firewall grommet) s228
(in forward light harn, 6.5 cm from foglight relay breakout toward c101)
(w/ 8-speaker system)
(w/ enhanched performance speaker system)
A/c fuse 10a
A/c relay
A11
A12
A16
Abs fuse 50a
Ampl fuse (pont- 20a) (chevy- 10a)
Apo fuse 20a
Auxiliary power outlet
B10 c2
Batt
Batt 1 fuse 40a
Batt 2 fuse 40a
Battery
Blo fuse 30a
Blower relay
Body control module (bcm)
Chevrolet
Cig fuse 20a
Cigar lighter
Cluster fuse 10a
Cool fan relay
Cooling fan fuse 30a
Crank relay
Data link connector (dlc)
Digital radio receiver
Door lock relay
Driver door lock switch (if equipped)
Drl relay
E11
E12
Electronic brake control module (ebcm)
Ext lp fuse 20a
Fog fuse 10a
Fog lamps relay
Front passenger door lock switch (if equipped)
G204 (behind upper left side of dash, on steering column support bracket)
Generator
Horn connector) s104
Horn fuse 15a
Horn relay
Hvac control assembly
I/p fuse block
Ign fuse 50a
Instrument panel cluster (ipc)
Left headlamp
Left high beam headlamp
Left low beam headlamp
Lt hdlp fuse 15a
Mirror fuse 10a
Nca
Outside rearview mirror switch
Pcm fuse 10a
Pcm/ hvac fuse 50a
Pontiac
Power- train control module (pcm)
Pwr acc fuse 15a
Radio
Radio amplifier
Rdo/intlp fuse 10a
Red
Rfa batt fuse 15a
Right headlamp
Right high beam headlamp
Right low beam headlamp
Rr dfog fuse 30a
Rt hdlp fuse 15a
S113
S205
S308
Side of dash, on steering column support bracket) g204
Starter solenoid
Stop/haz fuse 20a
Stoplamp switch
To ignition switch (diagram 2 of 2)
Turn signal/ hazard flasher module
Turn signal/ multi- function switch
Underhood fuse block
W/ 8-speaker system
W/ power door locks
W/ rear defogger
W/ remote keyless entry

Power Distribution Wiring Diagram (2 of 2) for Chevrolet Cavalier LS 2003

List of elements for Power Distribution Wiring Diagram (2 of 2) for Chevrolet Cavalier LS 2003:

84

(in dash harness, 18 cm from electronic brake control module connector c2) s214
(in dash harness, 28.5 cm from fire- wall grommet) s204
(in dash harness, 30 cm from firewall grommet toward column switches)
(in engine harn, at left rear of engine, 13 cm from cooling fan conn- ector breakout) s107
(in engine harness, at front of engine, 14 cm from under- hood breakout) s121
(pontiac only)
A c2
A/c compressor clutch relay (if equipped)
A/t
A/t shift lock control solenoid
A11
A12
Abs fuse 10a
Acc
Air bg fuse 15a
Automatic transaxle
B c2
B16
B17
B22
Backup lamp switch
Bcm fuse 10a
Bcm/clu fuse 10a
Body control module (bcm)
Bulb test
C1 c (sedan)
C220 f
Clutch pedal position (cpp) switch
Crank relay
Crnk fuse 10a
Cruise control brake switch
Cruise control fuse 10a
Cruise control module (ccm) (if equipped)
Cruise control switch assembly
Electronic brake control module (ebcm)
Erls fuse 10a
Evaporative emission (evap) canister purge solenoid
Evaporative emission canister vent (evap) solenoid
F/p-inj fuse 15a
From ign fuse (diagram 1 of 2)
Fuel injector
Fuel pump (fp) relay
H (coupe)
Heated oxygen sensor (ho2s) sensor 2
Heated oxygen sensor 1
Heater blower relay
Hvac control assembly
Hvac fuse 10a
I/p fuse block
Ign mdl fuse 20a
Ignition control (ic) module
Ignition switch
Inflatable restraint sensing & diagnostic module
Instrument panel cluster (ipc)
Key-in ignition switch
Lock
M/t
M/t or a/t w/o cruise control
Master window switch (if equipped)
Nca
O2 htr fuse 10a
Off
Park/ neutral position (pnp) switch
Pcm fuse 10a
Pnk
Pnk (in dash harness, 35 cm from firewall grommet) s201
Powertrain control module (pcm)
Pwr wdo circuit breaker 25a
Red
Run
S126
S202
Start
Stoplamp switch
Sunroof control module (w/ sun- roof)
Turn signal/ hazard flasher module
Turn-b/u fuse 10a
Under- hood fuse block
Underhood fuse block
W/ cruise control
Warning systems
Wind- shield wiper motor assembly
Windshield wiper/ washer switch assembly
Wiper fuse 25a

POWER DOOR LOCKS

Power Door Locks Wiring Diagram, with Keyless Entry for Chevrolet Cavalier LS 2003

List of elements for Power Door Locks Wiring Diagram, with Keyless Entry for Chevrolet Cavalier LS 2003:

29

B10
Battery
Body control module (behind left side of dash)
Door lock relay
Door lock/ unlock relay (behind right side of dash)
Door unlock relay
Driver door lock motor
Driver door lock switch
Front passenger door lock motor
Front passenger door lock switch
G302 (below right front seat)
Hot at all times
I/p fuse block
Left rear door lock motor (4 door)
Lf door lock/ unlock ctrl
Lock
Lock ctrl
Pwr accy fuse 15a
Rfa batt fuse 15a
Right rear door lock motor (4 door)
S248 (body harness, near right kick panel)
S303 (body harness, under right front seat)
S307
S331
S390
S391
Tan
Unlock
Unlock ctrl

Power Door Locks Wiring Diagram, without Keyless Entry for Chevrolet Cavalier LS 2003

List of elements for Power Door Locks Wiring Diagram, without Keyless Entry for Chevrolet Cavalier LS 2003:

18

(body harness, near right kick panel) s248
(body harness, under right front seat) s303
Driver door lock motor
Driver door lock switch
Front passenger door lock motor
Front passenger door lock switch
G302 (below right front seat)
Hot at all times
I/p fuse block
Left rear door lock motor (4 door)
Lock
Pwr acc fuse 15a
Right rear door lock motor (4 door)
S307
S331
Tan
Unlock

POWER MIRRORS

Power Mirrors Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Power Mirrors Wiring Diagram for Chevrolet Cavalier LS 2003:

14

(below left front seat) g304
Drive unit
Driver outside rearview mirror
Hot at all times
I/p fuse block (behind lower left side of dash)
L-r
Mirror control switch
Mirror lamp fuse 10a
Mirror select switch
Nca
Outside rearview mirror switch
Passenger outside rearview mirror
S330
Up-dn

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet Cavalier LS 2003:

23

Close
G204 (on steering column support bracket)
Gnd
Hot in run
I/p fuse block (behind lower left side of dash)
Ignition
Mtr
Open/ vent
Pnk
Pwr window circuit breaker 25a
Red
S203 (in sunroof harness)
S350
Soft stop limit switch
Sun roof assembly (in headliner)
Sun roof close input
Sun roof control module
Sun roof motor
Sun roof motor assembly
Sun roof open input
Sun roof position input
Sun roof switch
Vent limit switch

POWER WINDOWS

Power Windows Wiring Diagram, 2 Door for Chevrolet Cavalier LS 2003

List of elements for Power Windows Wiring Diagram, 2 Door for Chevrolet Cavalier LS 2003:

17

(below left front seat) g304
Driver
Driver window motor
Express down
Express down module
Front passenger window motor
Hot in run
I/p fuse block (behind lower left side of dash)
Illum
Interior lights system
Master window switch
Power distribution system
Power wdo circuit breaker 25a
Right
S330
Solid state
Tan

Power Windows Wiring Diagram, 4 Door for Chevrolet Cavalier LS 2003

List of elements for Power Windows Wiring Diagram, 4 Door for Chevrolet Cavalier LS 2003:

28

(below left front seat) g304
C1 c
Down
Express down
Express down module
Hot in run
I/p fuse block (behind lower left side of dash)
Interior lights system
Lamp connector forward) s330
Left front
Left front window motor
Left rear
Left rear window motor
Left rear window switch
Master window switch
Off
Power window circuit breaker 25a
Rear window lockout switch
Right front
Right front window motor
Right rear
Right rear window motor
Right rear window switch
S306 (body harn, approx 69 cm (27 in) from seat belt switch connector)
Set
Solid state
Switch illumination lamp
Tan

RADIO

Radio Wiring Diagram, Base for Chevrolet Cavalier LS 2003

List of elements for Radio Wiring Diagram, Base for Chevrolet Cavalier LS 2003:

46

A-f
A10
A11
A12
Aud out-
Audio out-
B10
B11
B12
Bare
Battery
Computer data lines system
Drain wire
Fixed mast antenna
G302 (below right front seat)
G303 (below right front seat)
Ground
Hot at all times
I/p fuse block (behind lower left side of dash)
Illum
Interior lights system
Left front speaker
Left front tweeter
Left rear speaker
Lf spkr
Lr spkr
Lt aud sig
Nca
Not used
Radio
Rdo/intlp fuse 20a
Red
Rf spkr
Rf spkr rf spkr
Right front speaker
Right front tweeter
Right rear speaker
Rr spkr
Rt aud sig
S208
S308
S331
Satelite radio circuit
Serial data
Tan
Vehicle communication interface module

Radio Wiring Diagram, U79 for Chevrolet Cavalier LS 2003

List of elements for Radio Wiring Diagram, U79 for Chevrolet Cavalier LS 2003:

44

A10
A11
A12
Antenna
Aud -
Aud out-
B10
B11
B12
Bare
Battery
Body control module (behind left side of dash)
Class 2
Computer data lines system
Data
Drain wire
G302 (below right front seat)
G303 (below right front seat)
Ground
Hot at all times
I/p fuse block (behind lower left side of dash)
Illum
Interior lights system
Left front speaker
Left rear speaker
Lf spkr
Lr spkr
Lt aud sig
Lt sig
Nca
Radio
Rdo/intlp fuse 20a
Rf spkr
Right front speaker
Right rear speaker
Rr spkr
Rt sig
S208
S308
S331
Satelite radio circuit
Tan
Tweeter
Vehicle communication interface module

Radio Wiring Diagram, U85 (1 of 2) for Chevrolet Cavalier LS 2003

List of elements for Radio Wiring Diagram, U85 (1 of 2) for Chevrolet Cavalier LS 2003:

70

A10
A11
A12
Ampl fuse 20a
Amplifier
Antenna
Aud -
Aud out-
B10
B11
B12
Bare
Batt
Battery
Body control module (behind left side of dash)
Class 2
Computer data lines system
Data
Drain wire
E10
E11
E12
E13
E14
E15
E16
F10
F11
F12
F13
F14
F15
F16
G302 (below right front seat)
G303 (below right front seat)
Gain cntrl
Ground
Hot at all times
I/p fuse block (behind lower left side of dash)
Illum
Interior lights system
L sub-woof
Lf midrange
Lf spkr
Lf tweeter
Lr spkr
Lr tweeter
Lt aud sig
Lt sig
Nca
Pnk
R sub-woof
Radio
Radio on sig
Rdo/intlp fuse 20a
Red
Rf mid range
Rf skpr
Rf spkr
Rf tweeter
Rr spkr
Rr tweeter
Rt sig
S208
S308
S331
S333
Satelite radio circuit
Tan
Vehicle communication interface module

Radio Wiring Diagram, U85 (2 of 2) for Chevrolet Cavalier LS 2003

List of elements for Radio Wiring Diagram, U85 (2 of 2) for Chevrolet Cavalier LS 2003:

8

Left front speaker
Left rear speaker
Mid-range
Red
Right front speaker
Right rear speaker
Sub-woofer
Tweeter

Radio Wiring Diagram, UQ3 for Chevrolet Cavalier LS 2003

List of elements for Radio Wiring Diagram, UQ3 for Chevrolet Cavalier LS 2003:

60

A10
A11
A12
Ampl fuse 10a
Amplifier
Aud -
Aud out-
B10
B11
B12
Bare
Battery
Class 2
Computer data lines system
Data
Data link connector
Drain wire
Fixed mast antenna
G302 (below right front seat)
G303 (below right front seat)
Ground
Hot at all times
I/p fuse block (behind lower left side of dash)
Illum
Interior lights system
L sub spkr +
L sub spkr -
Left front speaker
Left front tweeter
Lf spkr
Lr spkr
Lr spkr out +
Lr spkr out -
Lr twr out +
Lr twr out -
Lt aud sig
Lt sig
Nca
R sub spkr +
R sub spkr -
Radio
Rdo/intlp fuse 20a
Red
Rf spkr
Right front speaker
Right front tweeter
Rr spkr
Rr spkr out +
Rr spkr out -
Rr twr out -
Rt sig
S208
S308
S331
Satelite radio circuit
Speaker right front
Sub woofer
Tan
Tweeter
Vehicle communication interface module

Satellite Radio Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Satellite Radio Wiring Diagram for Chevrolet Cavalier LS 2003:

25

Antenna
Aud out -
Aud-
Bare
Coax ant in (sat)
Coax ant in (terr)
Computer data lines system
Digital radio
Digital radio receiver
Drain wire
G302 (below right front seat)
G303 (below right front seat)
Ground
Hot at all times
I/p fuse block (behind lower left side of dash)
Lf aud +
Lt sig
Radio
Rdo/intlp fuse 20a
Rt aud +
Rt sig
S208
S209
S308
Serial data

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Shift Interlock Wiring Diagram for Chevrolet Cavalier LS 2003:

16

A/t shift lock control
A/t shift lock solenoid (under center console)
Body control module (behind left side of dash)
Brake switch input
Class ii serial data
Cruise control release switch (w/cruise) (on brake pedal support bracket)
Erls fuse 10a
G110 (rear of engine)
Hot in on, bulb test or start
I/p fuse block (lower left side of dash)
Park/neutral position switch (on top of transaxle)
Pnk
Powertrain control module (right front of engine compartment)
S171
S214
Stop lamp switch (w/o cruise) (below left side of dash, near steering column)

STARTING/CHARGING

Charging Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Charging Wiring Diagram for Chevrolet Cavalier LS 2003:

23

Battery
Battery voltage
Bcm/clu fuse 10a
Body control module (bcm) (behind lower left side of dash)
Clstr fuse 10a
Computer data lines system
G110 (on rear of engine)
Gen term f input
Gen term l output
Generator
Hot at all times
Hot in accy, run & start
I/p fuse block (behind lower left side of dash)
Ignition positive voltage
Instrument panel cluster (ipc)
Pnk
Power distribution system
Powertrain control module (pcm) (on right front of engine compartment)
Red
Serial data class 2
Starter solenoid
Switched voltage
Volts indicator

Starting Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Starting Wiring Diagram for Chevrolet Cavalier LS 2003:

34

A/t
A14
A16
Acc
B14
B16
Batt
Batt 2 fuse 40a
Battery
Bulb test
Clutch start switch (on lower left dash, below steering column)
Crank relay
Crnk fuse 10a
G110 (on rear of engine)
G112 (left rear of engine)
Generator
Ign fuse 50a
Ignition switch
Lock
M/t
Off
Park/ neutral postion switch (on top of transaxle)
Power distribution system
Red
Red b
Red c
Run
S101
S202
Start
Starter motor
Starter solenoid
Underhood fuse block
Underhood fuse block (left front of engine compt)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Supplemental Restraints Wiring Diagram for Chevrolet Cavalier LS 2003:

47

(below left front seat, on frame rail) g304
(in body harness, 143 cm from left tail/stoplight connector)
(on center of front bumper, behind fascia) inflatable restraint front end discriminating sensor
10,000 ohms
A10
A11
A12
A13
A14
A15
A16
A17
A18
Air bag fuse 15a
Air bag indicator
Body computer module (bcm) (behind lower left side of dash)
Case ground
Class 2 (sdm)
Data link connector (dlc) (partial) (below left side of dash)
Electronic brake control module (next to master cylinder)
High control
Hot in run, bulb test or start
I/p fuse block (behind lower left side of dash)
Ign
Ignition
Inflatable restraint i/p module
Inflatable restraint sensing & diagnostic module (under front passenger seat, under carpet)
Inflatable restraint steering wheel module
Inflatable restraint steering wheel module coil
Instrument panel cluster (ipc)
Left front inflatable restraint side impact module (on driver seat back)
Left inflatable restraint side impact sensor (coupe: in left front door, sedan: at driver side "b" pillar)
Left signal
Left voltage
Low control
Nca
Powertrain control module (pcm) (on right rear of engine compartment)
Reference
Right front inflatable restraint side impact module (on passenger seat back)
Right inflatable restraint side impact sensor (coupe: in right front door, sedan: at passenger side "b" pillar)
Right signal
Right voltage
Seat belt switch (in driver seat belt assembly)
Serial data class 2
Shorting bar
Signal
Tan

TRANSMISSION

2.2L VIN F

2.2L VIN F, Transmission Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for 2.2L VIN F, Transmission Wiring Diagram for Chevrolet Cavalier LS 2003:

72

(w/o cruise (below left side side dash, near steering column)
1-2 shift sol
1-2 ss vlv
2-3 shift sol
2-3 ss vlv
A/t iss sens hi
A/t sens lo
Automatic transaxle (4t40-e/ 4t45-e)
Automatic transaxle fluid pressure manual valve position switch
Automatic transaxle fluid temperature sensor
Automatic transaxle input shaft speed sensor
Batt
Bcm/clu fuse 10a
Body control module
Brake sw in
Class ii serial
Computer data lines system
Cruise control brake switch (w/ cruise control) b (on left side of dash, below steering column
Cruise control system
Ect sens gnd
Ect sens sig
Engine coolant temperature sensor (on top right rear of engine)
Erls fuse 10a
Evap vent solenoid, a/t shift lock solenoid
G110 (on rear of engine)
Gnd
Heated o2 sensor, a/c compressor switch
Hot at all times
Hot in run, bulb test or start
I/p fuse block (behind lower left side of dash)
Ign (2)
Instrument cluster
Malfunction indicator lamp
Mil ctrl
P,r,n,d4,lo
Pc sol hi
Pc sol lo
Pcm fuse 10a
Pcm ground
Pnk
Powertrain control module (on right rear of engine compt)
Pressure control sol
Red
Rev,d,2,1
S107
S171
S214
Solid state
Stop lamp switch
Tan
Tcc pwm sol
Tcc pwm vlv
Tcc rel sw
Tcc release
Tft sens gnd
Tft sens sig
Throttle position sensor (on throttle body assembly)
Tp sens 5v ref
Tp sens gnd
Tp sens sig
Tr sw-a in
Tr sw-b in
Tr sw-c in
Tr sw-p in
Trans range-a
Trans range-b
Trans range-c
Transaxle range switch
Underhood fuse block (left front of engine compt)
Vehicle speed sensor (on right rear of transaxle)
Vss hi (signal)
Vss lo (ground)

TRUNK, TAILGATE, FUEL DOOR

Trunk Release Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Trunk Release Wiring Diagram for Chevrolet Cavalier LS 2003:

16

Ajar switch
B10
Battery
Body control module (behind lower left side of dash)
G204 (on steering column support bracket)
G304 (below left front seat)
Hot at all times
I/p fuse block (behind lower left side of dash)
Interior lights system
Rear compartment lid release actuator (on rear deck lid)
Rear compartment lid release switch
Rfa batt fuse 15a
S205
S330
Trunk release control
Trunk release input

WARNING SYSTEMS

Warning Systems Wiring Diagram for Chevrolet Cavalier LS 2003

List of elements for Warning Systems Wiring Diagram for Chevrolet Cavalier LS 2003:

26

(dash harness, near instrument cluster connectors) s216
A15
B12
Body control module (bcm) (left side of dash)
Class 2 serial data
Driver door jamb switch
Drvr dr jamb sig
Exterior lights system
G204 (on steering column support bracket)
G304 (below left front seat)
Ign key in sw
Ignition switch
Inflatable restraint sensing & diagnostic module (sdm) (under front passenger, under carpet)
Instrument panel cluster (ipc)
Nca
Park brake switch (in center console)
Park brk sw sig
Park lamp volt
Powertrain control module (pcm) (right front of engine compartment)
Radio
S205
S330
Seat belt switch (in driver's seat belt buckle)
Serial data
Switch input
Turn signal multi- function switch

WIPER/WASHER

Intermittent Wiper/Washer Wiring Diagram, Early Production for Chevrolet Cavalier LS 2003

List of elements for Intermittent Wiper/Washer Wiring Diagram, Early Production for Chevrolet Cavalier LS 2003:

21

(chevrolet)
(pontiac)
G102
High
Hot in accy & run
I/p fuse block (behind lower left side of dash)
Low
Mist
Mux 2
Mux1
Off
Off delay
Red
S212
Splice pack sp102 (under battery tray)
Washer pump (in washer reservoir)
Washer switch
Wiper fuse 25a
Wiper motor assembly (on left side of firewall)
Wiper motor control
Wiper switch assembly

Intermittent Wiper/Washer Wiring Diagram, Late Production for Chevrolet Cavalier LS 2003

List of elements for Intermittent Wiper/Washer Wiring Diagram, Late Production for Chevrolet Cavalier LS 2003:

19

G102
High
Hot in accy & run
I/p fuse block (behind lower left side of dash)
Low
Mist
Mux 2
Mux1
Off
Off delay
Red
S102
S212
Washer pump (in washer reservoir)
Washer switch
Wiper fuse 25a
Wiper motor assembly (on left side of firewall)
Wiper motor control
Wiper switch assembly

Pulse Wiper/Washer Wiring Diagram, Early Production for Chevrolet Cavalier LS 2003

List of elements for Pulse Wiper/Washer Wiring Diagram, Early Production for Chevrolet Cavalier LS 2003:

25

(chevrolet)
(pontiac)
24,000 ohms
270,000 ohms
G102
High
Hot in accy & run
I/p fuse block (behind lower left side of dash)
Low
Mist
Mux 2
Mux1
Off
Off pulse
Pulse
Pulse delay
Red
S212
Splice pack sp102 (under battery tray)
Washer switch
Windshield washer pump (in washer reservoir)
Windshield wiper switch assembly
Wiper fuse 25a
Wiper motor assembly (on left side of firewall)
Wiper motor control

Pulse Wiper/Washer Wiring Diagram, Late Production for Chevrolet Cavalier LS 2003

List of elements for Pulse Wiper/Washer Wiring Diagram, Late Production for Chevrolet Cavalier LS 2003:

23

24,000 ohms
270,000 ohms
G102
High
Hot in accy & run
I/p fuse block (behind lower left side of dash)
Low
Mist
Mux 2
Mux1
Off
Off pulse
Pulse
Pulse delay
Red
S102
S212
Washer switch
Windshield washer pump (in washer reservoir)
Windshield wiper switch assembly
Wiper fuse 25a
Wiper motor assembly (on left side of firewall)
Wiper motor control