All Wiring Diagrams for Cadillac Catera 1999 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Cadillac Catera 1999

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Cadillac Catera 1999:

(a/c harn, in ecm housing)
(a/c harn, left front of engine compt)
(a/c harn, rear of hvac module)
(i/p harn, right side of dash)
(i/p harness, near cluster breakout)
(i/p harness, near dlc breakout)
(left front of engine compt)
(left front of engine compt) g103
(left side of dash) data link connector
+5v
A/c compressor clutch coil
A/c compressor diode
A/c compressor refrigerant pressure switch (left front of engine compt)
A/c compressor relay
A/c cutout
A/c load switch (left front of engine compt)
A/c req
A/c req out
A/c request
A11
A400
Air mix 1
Air mix 2
Air mix 3
Air mix 4
Ambient air outside temperature sensor
Blower controller (right side of dash)
Blower diag
Blower motor
Blower out
Body control module (on right "a" pillar)
Bp900
Clamp 15 fuse 14 10a
Clamp 15a fuse 10 10a
Day/night sig
Def 1
Def 2
Def 3
Def 4
Defroster valve actuator (right side of dash)
Ecm housing (left front of engine compt)
Electronic brake/ traction control module (left front of engine compt)
Engine control module
Engine controls
F800
F830
Floor 1
Floor 2
Floor 3
Floor 4
Fm430
Fm60
Fm8
Fp120
Fp812
Fuse block
G103
Ground
Headlamp automatic control ambient light sensor (top of dash)
Headlights system
Heater and a/c control
Heater blower fuse 33 30a
Hot at all times
Hot in run
Hot in run, bulb test or start
Hzd fuse 12 20a
Ign volt
Inside air valve actuator (right side of dash)
Left air duct temperature sensor (behind right side of dash)
Left temperature valve actuator (right side of dash)
Mode valve actuator (right side of dash)
O/s mirror fuse 13 10a
Outside temp
P11
P111
Pa400
Pa900
Pm4
Power
Recirc vacuum solenoid valve (behind right side of dash)
Recirc valve
Red
Relay ctrl
Right air duct temperature sensor (behind right side of dash)
Right temperature valve actuator (right side of dash)
S110
S160
S205
S220
S229
S235
S236
Sens gnd
Sens left
Sens right
Serial data
Speed sig
Sun sens
Tach input
Test connector (in ecm housing)
Twilight sens
U10
Vent 1
Vent 2
Vent 3
Vent 4
Water cut-off vacuum solenoid valve (behind right side of dash)
Water vlv
X800
X812
Xm110
Xm112
Xp33
Xy360

Automatic A/C Wiring Diagram (2 of 2) for Cadillac Catera 1999

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List of elements for Automatic A/C Wiring Diagram (2 of 2) for Cadillac Catera 1999:

(a/c harn, inside ecm housing)
(a/c harn, left front of engine compt)
(a/c harness, inside ecm housing)
(left front of engine compt)
Auxiliary engine coolant fan 1 (left front of radiator)
Auxiliary engine coolant fan 2 (right front of radiator)
Auxiliary heater water pump (left front of engine compt)
Auxiliary water pump (right of battery)
Auxiliary water pump relay k22
Battery
Ecm housing (left front of engine compt)
Engine coolant fan
Engine coolant fan resistor (below battery)
Fan control relay k26
Fan control relay k28
Fan control relay k52
Fan control relay k67
Fan control relay k87
Fuse 40 30a
Fuse 42 40a
Fuse 50 10a
Fuse 52 30a
G100 (left front of engine compt)
G103
G103 (left front of engine compt)
Of engine compt)
Red
S108
S109
S111
S112
S113
S114
S115
S116
S117
S118
S125
S137
Temperature switch 1 (upper left side of radiator)
Temperature switch 2 (in lower left side of radiator)
Test connector
Y red

Compressor Wiring Diagram for Cadillac Catera 1999

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List of elements for Compressor Wiring Diagram for Cadillac Catera 1999:

(i/p harn, near dlc breakout)
A/c compressor clutch coil
A/c compressor clutch diode
A/c compressor refrigerant pressure switch (left front of engine compt)
A/c compressor relay
A/c cutout
A/c load switch (left front of eng compt)
A/c request
A/c request output
A/c request signal
Bp900
C1 fm8
Cooling fans system
Ecm housing (left front of engine compt)
Engine control module
Fm340
Fp120
Fuse block
G103 (left front of engine compt)
Heater and a/c control
Heater blower fuse 33 30a
Hot at all times
Hot in on or start
O/s mirror fuse 13 10a
Red
Relay control
S110 (a/c harn, left front of engine compartment)
S160 (a/c harn, in ecm housing)
Temperature switch 2 (in lower left side of radiator)
Transmission controls system
Xy360

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams for Cadillac Catera 1999

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List of elements for Anti-lock Brake Wiring Diagrams for Cadillac Catera 1999:

(i/p harn, near multifunction relay breakout)
(left front of engine compt)
(lower left side of steering column) data link connector
12v
A290
A291
Abs can hi
Abs can lo
Abs fuse 19 10a
Abs indicator
Antilock brake ind
Asv 1 valve solenoid
Asv 2 valve solenoid
Brake pressure modulator valve (bpmv)
Can interface high
Can interface low
Clamp 15 cruise fuse 15 15a
Electronic brake/traction control module (ebtcm) (lower left front of eng compt)
Electronic traction control switch
Engine control module (left front of engine compt)
F350
F372
F390
Fa202
Fb301
Fuse block
Fuse v1 80a
G100
G100 (left front of engine compt)
Ground
Hot at all times
Hot in on or start
Hzd fuse 12 20a
Ign
Instrument cluster
Interior lights system
Kf speed sens hi
Left front inlet valve solenoid
Left front outlet valve solenoid
Left front wheel speed sensor
Left rear inlet valve solenoid
Left rear outlet valve solenoid
Left rear wheel speed sensor
Lf speed sens lo
Lr speed sens hi
Lr speed sens lo
Nca
P350
Pa253
Pa900
Pm253
Power distribution fuse box
Power top, electronic suspension, anti-theft, a/c, electronic power steering, and instrument cluster systems
Pu251
Pump motor
Pump mtr ctrl relay
Red
Rf speed sens hi
Rf speed sens lo
Right front inlet valve solenoid
Right front outlet valve solenoid
Right front wheel speed sensor
Right rear inlet valve solenoid
Right rear outlet valve solenoid
Right rear wheel speed sensor
Rr speed sens hi
Rr speed sens lo
S200
S206
S210
S229
S248
Serial data
Stop lamp sw signal
Stoplight switch (attached to brake pedal)
Tc indicator
Tcs valve solenoid control signals
Traction control ind
Traction control sw
Usv 1 valve solenoid
Usv 2 valve solenoid
Valve power output
Valve solenoid control signals
Vss
Xa105
Xa253
Xb105
Xb305
Xm218
Xm253
Xr12
Xr888
Xu251
Xy29
Xy888

ANTI-THEFT

Anti-theft Wiring Diagram for Cadillac Catera 1999

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List of elements for Anti-theft Wiring Diagram for Cadillac Catera 1999:

(left front of engine compt)
(left front of engine compt) g100
A17
A910
Am810
B10
Battery
Body control module (mounted on the right "a" pillar, behind the trim panel)
Bulb test
C12
Check engine indicator (mil)
Clamp 15 cruise fuse 15 15a
Computer data lines system
Data link connector (dlc) (lower left side of steering column)
Door jamb
Door lock switch
Electronic brake/ traction control module (on left front of the engine compt, mounted to the lower rail)
Engine control module (on left front of the engine compt, in the ecm housing)
Ext lp power
Exterior lights system
F150
F910
Fuse block
Fuse v1 80a
Fuse v6 80a
Fx803
Fy803
G100
G200 (base of left "a" pillar)
Gauge cluster
Ground
Headlights system
Horn
Horns system
Hot at all times
Hot in on, bulb test or start
Hzd fuse 12 20a
Ign sw sig
Ignition
Ignition switch
Instrument cluster
Key disarm
Left front side door jamb switch
Left front side door lock switch
Left rear side door jamb switch
Lock
Low beam rly
Mil ctrl
Off
Pa13
Pa14
Pa900
Pk lights out
Power distribution fuse block
R/cmpt sw
R899
Rear compartment courtesy lamp switch
Red
Remote control door lock receiver (in the rear compartment. below the left side of the rear window trim panel)
Right front side door jamb switch
Right front side door lock switch
Right rear side door jamb switch
S200
S203 (body harness, near bcm)
S214
S222 (i/p harness, left side of dash)
S229
S245
S250
S309 (body harn, base of right "a" pillar)
S312 (body harn, base of right "a" pillar)
S314 (body harness, 23 cm from remote control door lock receiver breakout)
S317
S319
S502
S602
Security ind
Security indicator
Serial data
Start
Theft det out
Theft deterrent module (mounted to the ignition lock cylinder)
Theft req sig
Un- lock
Unlock
Vss
Vss out
Vss/theft signal
X899
Xa810
Xm 832
Xm 834
Xm15
Xm810
Xm899
Xm9
Xp21
Xp22
Xp840
Xy810

BODY COMPUTER

Body Computer Wiring Diagrams for Cadillac Catera 1999

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List of elements for Body Computer Wiring Diagrams for Cadillac Catera 1999:

(all) door jamb
(body wiring harn, base of right "a" pillar)
A01
A02
A03
A04
A05
A06
A07
A08
A09
A10
A11
A12
A600
A810
A910
A999
Ab810
Air conditioning system
Am810
Am899
Anti-theft system
B01
B02
B03
B04
B05
B06
B07
B08
B09
B10
B11
B12
B810
B899
B900
Battery guard
Battery guard relay
Battery positive voltage
Bcm ground
Body control module (bcm) (mounted on right "a" pillar, behind trim panel)
Brake switch
Brake to shift ind cntrl
C01
C02
C03
C04
C05
C06
C07
C08
C09
C10
C11
C12
C13
C14
C15
C16
Cellular phone
Clamp 15 cruise fuse 15 15a
Clamp 15a fuse 10 10a
Clamp w pbsl fuse 24 10a
Crank positive voltage
D01
D02
D03
D04
D05
D06
D07
D08
D09
D10
D11
D12
D13
D14
D15
D16
Data link connector (dlc) (lower left side of steering column)
Delayed int lts relay
Delayed interior relay
Door locks system
Door locks systems
Doors lock
Doors unlock
Driver's door unlock
Drl/high beam relay
Exterior lights system
Exterior lp power
F910
Fa399
Fast wiper input
Fuel lid unlock
Fuse block (lower left of steering column)
Fuse v4 80a
Fx803
Fx810
Fx899
Fy803
Fy810
G100 (left front of engine compt)
Gear out of peak position
Headlamps required control
Headlights & instrument cluster systems
Headlights system
High beam on/off
High beam relays
Horns
Horns system
Hot at all times
Hot in run
Hot w/ key in ignition
Ignition positive voltage
Instrument cluster system
Interior light relay
Interior lights on/off
Interior lights relay
Interior lights system
Interior lights system (headlight switch)
Key disarm
Key-in positive voltage
Lo beam on/off input
Lock all doors
Low beam relay
Low power driver
M50
M60
M808
Multi-function relay (under left side of dash)
Onstar
Park lp relay
Parklight on/off
Power distribution fuse block (left front of engine compt)
Power distribution system
Power tops system
Power windows system
R899
Radio
Red
Remote control door lock receiver (in rear compt, under left of rear window trim panel)
S203
S263 (i/p wiring harn, under left side of dash, near multifunction relay module)
S309
S317
S319
Security ind cntrl
Serial data (class 2)
Serial data class 2
Shift interlock system
T/s day/night
Trunk light
Trunk release
Trunk, tailgate, fuel doors system
Ts delay input
Ts on/off input
Ts return
Twilight telltale
Unlock doors
Wiper 1 pos/interval
Wiper/washer system
X826
X899
Xa810
Xb910
Xf830
Xm810
Xm834
Xm899
Xm9
Xp810
Xp811
Xp830
Xp840
Xy112
Xy800
Xy801
Xy802
Xy803
Xy804
Xy805
Xy806
Xy807
Xy810
Xy999

COMPUTER DATA LINES

Computer Data Lines for Cadillac Catera 1999

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List of elements for Computer Data Lines for Cadillac Catera 1999:

Am/fm stereo radio & tape player & compact disc player
Automatic level control sensor (rear differential)
B03
B09
Base
Body control module (bcm) (right "a" pillar, behind trim)
Cellular telephone
Data link connector (dlc) (attached to dash carrier, lower left side of steering column)
Driver seat adjuster memory module (attached to underside to driver's seat)
E&c serial
Electronic brake/ traction control module (ebtcm) (on left front of engine compt, mounted to lower rail)
Engine control module (ecm) (on left front of engine compt, in ecm housing)
Fuse block
G100 (left front of engine compt)
Heater and a/c control
Hot at all times
Hzd fuse 12 20a
Inflatable restraint sensing and diagnostic and seat belt pretensioner module (under center console, near parking brake lever)
Instrument cluster
Power steering control module (under left side of dash)
Red
Remote control door lock receiver (in rear compt, below left side of rear window trim panel)
S203 (body wiring harness, 3 cm from bcm conn harn breakout)
S204 (dash wiring harness, near breakout to multi-function relay conn)
S210 (dash wiring harness, near breakout to multi-function relay conn)
S229
S248
Serial data
Sound processor interface
Sun roof actuator (front center of roof, above inside rearview mirror)
Theft deterrent module (mounted to ignition lock cylinder, upper right side of steering column)
Transmission control module (tcm) (behind right side of dash)
Up-level
Xm10
Xm100
Xm110
Xm12
Xm15
Xm218
Xm45
Xm500
Xm55
Xm700
Xm830
Xm88
Xm900

COOLING FAN

Cooling Fan Wiring Diagram for Cadillac Catera 1999

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List of elements for Cooling Fan Wiring Diagram for Cadillac Catera 1999:

(a/c harn, inside ecm housing)
(a/c harn, left front of engine compt)
(a/c harness, inside ecm housing)
(left front of engine compt)
A/c compressor refrigerant pressure switch (left front of engine compt)
A/c system
Auxiliary engine coolant fan 1 (left front of radiator)
Auxiliary engine coolant fan 2 (right front of radiator)
Auxiliary water pump (left front of engine compt)
Auxiliary water pump (right of battery)
Auxiliary water pump relay k22
Battery
Body control module
Clamp 15a fuse 10 10a
Ecm housing (left front of engine compt)
Engine coolant fan
Engine coolant fan resistor (below battery)
Fan control relay k26
Fan control relay k28
Fan control relay k52
Fan control relay k67
Fan control relay k87
Fuse 40 30a
Fuse 42 40a
Fuse 50 10a
Fuse 52 30a
Fuse block
G103
G103 (left front of engine compt)
Hot in run
Of engine compt)
Red
S108
S109
S111
S112
S113
S114
S115
S116
S117
S118
S125
S137
Temperature switch 1 (upper left side of radiator)
Temperature switch 2 (in lower left side of radiator)
Test connector
Y red

CRUISE CONTROL

Cruise Control Wiring Diagram for Cadillac Catera 1999

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List of elements for Cruise Control Wiring Diagram for Cadillac Catera 1999:

(ecm harness, near ecm connector) s121
Accelerator pedal position sensor (on top of accelerator pedal)
App 1 signal
App 2 signal
Clamp 15 cruise fuse 15 15a
Clamp 15 pbls fuse 2 10a
Cruise control release switch (attached to brake pedal)
Cruise control switch
Cruise ind
Cruise ind control
Cruise release signal
Engine control module (left front of engine compt)
Engine control system
Exterior lights system
Fa300
Fa7
Fb300
Fb500
Fm20
Fm30
Fr56
Fuse block
Fx500
Fx888
Hot at all times
Hot in on or start
Hzd fuse 12 20a
Instrument cluster
M24
Nca
Off
On/off signal
Pf102
Red
Ref ground
Resume/ decel
Resume/decel signal
S200
S208
S229
S253 (i/p harness, near breakout to g201)
Set/ accel
Set/accel signal
Stop lamp signal
Stoplamp switch)
Stoplight switch (attached to brake pedal)
Throttle position sensor (on throttle body assembly)
Throttle valve mtr +
Throttle valve mtr -
Tp sensor 1 signal
Tp sensor 2 signal
Xa40
Xb20
Xb40
Xf8
Xm801
Xp53
Xr24
Xu25
Xu5

DEFOGGERS

Defogger Wiring Diagram for Cadillac Catera 1999

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List of elements for Defogger Wiring Diagram for Cadillac Catera 1999:

Am/fm stereo, tape & cd player
Antenna in
Antenna out
Battery power
Clamp 15 fuse 14 20a
Coax lead
Defogger input
Defogger switch
Fuse block
G100 (left front of engine compt)
G200 (base of left "a" pillar)
Ground
Heated outside rear mirror & rear window defogger relay (right side of steering column, on relay box)
Heater & a/c control
Hot at all times
Hot in on and start
Htd mirror fuse 11 10a
Left outside rearview mirror
Radio antenna amplifier (on top of rear deck, under trim panel)
Radio on input
Radio on output
Rear defogger
Red
Right outside rearview mirror
Rr wdo defog fuse 34 40a
S220
S251
S270
S502
S602
Solid state timer

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Cadillac Catera 1999

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List of elements for Electronic Power Steering Wiring Diagram for Cadillac Catera 1999:

(+)
(-)
(1998)
(key word 82) data
(left front of engine compartment) g100
1995 vftc c
Computer data lines system
Data link connector (dlc)
Electronic brake/ traction control module (ebtcm) (on left front of engine compartment, mounted to lower rail)
F88
Flasher fuse 3 10a
Fr4
Fuse block (mounted to dash, on lower left side of steering column)
Fy102
Ground
Hot in on or start
Ignition
Pa12
Pa900
Power steering control module (under left side of dash)
Power steering fluid flow control valve actuator (1998: attached to power steering pump) (1999 - 00: attached to power steering gear)
S210 (i/p wiring harness, near breakout to multifunction relay)
S212
S222 (i/p wiring harness, near left side of dash, near relay box)
S252
Vss input
Vss output
X83
Xm88

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram for Cadillac Catera 1999

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List of elements for Electronic Suspension Wiring Diagram for Cadillac Catera 1999:

(i/p harn, left side of dash, near relay box) s226
(lower left side of steering column) data link connector
A105
Alc fuse 27 20a
Anti-lock brakes system
Automatic level control sensor (attached to the right side of the rear differential)
B25
Clamp 15 cruise fuse 15 15a
Electronic brake/traction control module (left front of engine compt, mounted to the lower rail)
Exhaust control
F210
Fuse block (mounted to dash, lower left side of steering column)
G100 (left front of engine compartment)
Gauge cluster
Ground
Hot at all times
Hot in on or start
Ignition
Leveling warning ind
M101
Pa909
Positive battery
Rear suspension leveling air compressor (right front of vehicle)
Rear suspension leveling air compressor relay (right side of steering column, on relay box)
Red
Relay control
S103
S136
S319
Serial data
Vehicle speed signal
Vss
Warning ind
X300
Xm900
Xy1

ENGINE PERFORMANCE

3.0L

3.0L VIN R, Engine Performance Wiring Diagrams (1 of 3) for Cadillac Catera 1999

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List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (1 of 3) for Cadillac Catera 1999:

(ecm harn, near ecm connector)
(injector harn, top front of engine block)
5v ref
Camshaft position sensor (front of engine block)
Condenser (near ignition coil)
Crankshaft position sensor (left rear of engine block)
Ecm gnd
Engine control module (left front of engine compartment)
Evap sol
F100
F28
Fa70
Fa71
Fb60
Fb61
Fm20
Fm30
Ho2s htr
Ho2s sig
Ig cyl 1
Ig cyl 2
Ig cyl 3
Ig cyl 4
Ig cyl 5
Ig cyl 6
Ignition coil (1,3,5)
Ignition coil (2,4,6)
Inj 1
Inj 2
Inj 3
Inj 4
Inj 5
Inj 6
Intake res
Intake sol
Knock sensor bank 1 (right side of engine block)
Knock sensor bank 2 (left side of engine block)
M24
M381
Nca
Pf102
Ra20
Ref gnd
Rf50
Rf51
Rf78
S123
S124
S130
S132
S150
Sequential multiport fuel injectors
Throt val
To spark plugs
Tp sens 1
Tp sens 2
Xa34
Xa43
Xa61
Xa610
Xb17
Xb20
Xb40
Xf15
Xm30
Xm309
Xm40
Xm70
Xm950
Xm951
Xp18
Xp19
Xp35
Xp53
Xp960
Xp961
Xr11
Xr61
Xu16
Xu35
Xu410
Xu420
Xu462
Xu464
Xu5
Xu7
Xu950
Xu960
Xy33

3.0L VIN R, Engine Performance Wiring Diagrams (2 of 3) for Cadillac Catera 1999

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List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (2 of 3) for Cadillac Catera 1999:

(ecm harn, near ecm conn)
(ecm harn, near ecm connector)
(ecm harness, near ecm connector)
(left front of engine compt) g100
(left front rail below wheelhouse) secondary air injection pump
Acc
Accelerator pedal position sensor (top of accelerator pedal)
Ecm housing (left front of engine compt)
Evap purge solenoid valve (right rear of intake manifold)
Evap tank solenoid valve (top of fuel tank)
Fuse 43 30a
Fuse 49 50a
Heated oxygen sensor bank 1 position 1 (right front exhaust pipe)
Heated oxygen sensor bank 1 position 2 (right rear exhaust pipe)
Heated oxygen sensor bank 2 position 1 (left front exhaust pipe)
Heated oxygen sensor bank 2 position 2 (left rear exhaust pipe)
Hot at all times
Hot at all times hot at all times
Ignition switch
Information not available
Intake plenum switchover solenoid valve (left rear of engine)
Intake resonance switchover solenoid valve (rear of resonance chamber)
Lock
Nca
Red
Run
S109
S121
S128
S129
S131
S214
Secondary air injection pump relay (left front of engine compt)
Secondary air injection pump solenoid valve (front center of engine compt)
Start
Throttle position sensor (on throttle body assy)

3.0L VIN R, Engine Performance Wiring Diagrams (3 of 3) for Cadillac Catera 1999

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List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (3 of 3) for Cadillac Catera 1999:

(i/p harn, left side of dash)
(i/p harn, near multifunction relay breakout)
(left front of engine compt)
+5v
A/c comp
A/c on
A/c req
A/c system
A150
Anti-theft system
Ap16
Ap32
Ap48
Can high
Can low
Clamp 15 cruise fuse 15 15a
Cruise control system
Cruise ind
Cruise rel
Data link connector (lower left side of steering column)
Ect sens
Electronic brake/ traction control module (left front of engine compt)
Engine control module (left front of engine compt)
Engine controls power relay (in ecm housing)
Engine coolant temperature sensor (in coolant bridge)
Evap sol
F pump rly
Fa300
Fa7
Fb300
Fb500
Fm98
Fp120
Fuel lev
Fuel pump
Fuel pump fuse 18 20a
Fuel pump relay (left front of engine compt)
Fuel tank pressure sensor (in fuel tank)
Fuse block
Fuse v5 80a
Fx500
Fx888
G100
Hot at all times
Hot in on and start
Hzd fuse 12 20a
Iat sens
Ign
Instrument cluster
Instrument cluster system (fuel gauge)
Instrument cluster system (speed signal)
Malfunction indicator lamp
Mass air flow sensor (in air intake passage)
Mil ctrl
On/off
Pa14
Pedal pos
Pf10
Pf107
Pf900
Power distribution fuse block
Ra40
Red
Ref gnd
Res/decel
Rly ctrl
Rpm sig
S106
S129 (ecm harn, near ecm connector)
S200
S204
S206
S229
S246
Sair pmp
Sensor ground (info not available)
Set/accel
Stop lp sig
Stoplight switch (attached to brake pedal)
Switched b+
Transmission control module (behind right side of dash)
U744
Vss sig
X47
Xa40
Xb900
Xf18
Xf30
Xf8
Xm100
Xm801
Xp22
Xp30
Xp34
Xp74
Xr24
Xr31
Xr620
Xr688
Xr888
Xy360
Xy888

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Cadillac Catera 1999

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List of elements for Back-up Lamps Wiring Diagram for Cadillac Catera 1999:

Automatic transmission range switch (left side of transmission housing)
Flasher fuse 3 10a
Fuse block (mounted to dash, on lower left side of steering column)
G404 (left rear corner of rear compt, near left taillamp)
Hot in on or start
Left backup lamp
Power mirrors system (automatic day/ night mirror)
Right backup lamp
S212
S403

Exterior Lamps Wiring Diagram for Cadillac Catera 1999

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List of elements for Exterior Lamps Wiring Diagram for Cadillac Catera 1999:

(body harn, at lower left "a" pillar) s316
(body harness, at lower left "a" pillar)
(body harness, at lower left "a" pillar) s260
(body harness, near relay box branch breakout)
(dash harn, near dlc breakout) s218
(i/p harness, near cluster connector breakout)
(left front of engine compartment) g100
(left frt of engine compt) g100
(rear license lamps harness) s401
Am810
Am899
B10
Body control module (bcm) (mounted on the right "a" pillar, behind trim panel)
C12
Center taillamp
Clamp 58 fuse 10a
Corner of rear compt,
Corner of rear compt, near left taillamp)
Flasher fuse 3 10a
Fuse block
Fuse v5 80a
G100 (left front of engine compartment)
G404 (left rear
G404 (left rear corner of rear compt, near left taillamp)
Hazard warning switch
Head
Headlamp switch
High mounted stop lamp (aux)
Hot at all times
Hot in on or start
Hot w/ low beams on
Hzd fuse 12 20a
Instrument cluster
Interior lights
Left
Left stop/ tail- lamp
Left cornering lamp
Left front park/turn lamp
Left front side marker lamp
Left license lamp
Left rear side marker
Left stop lamp
Left turn
Lo beam rh fuse 31 10a
Near left taillamp)
Off
Park
Park lamp relay (right side of steer column, on relay box)
Power distribution fuse block
Prk lp left fuse 23 10a
Prk lp right fuse 30 10a
Red
Right
Right cornering lamp
Right front park/turn lamp
Right front side marker lamp
Right license lamp
Right rear side marker
Right stop lamp
Right stop/ tail- lamp
Right turn
S101
S102 (front lamp harness, left front engine compartment)
S103
S207 (i/p harn, near breakout to hdlmp switch)
S212
S229
S230
S246
S248
S251
S261
S318 (body harness, base of left "a" pillar)
S325
S400
S402
S403
S411 (body harn)
Stop lamp switch (attached to brake pedal)
Turn signal flasher (on relay box)
Turn signal switch
Xm810

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 2) for Cadillac Catera 1999

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List of elements for Ground Distribution Wiring Diagram (1 of 2) for Cadillac Catera 1999:

(a/c harness, left front of engine compt)
(body harn, 23 cm from remote door lock receiver breakout)
(body harn, at base of left "a" pillar)
(body harn, at ebtcm)
(body harn, base of left "a" pillar)
(fwd lamp harn, left front of eng compt)
(i/p harn, near brake fluid minimum capacity sensor)
(i/p harn, near relay box)
(i/p harn, right rear of eng compt)
(nozzle heater harn, right rear of eng compt)
(sunshade harn, base of right "a" pillar) s106
Automatic level control sensor
Auxiliary engine coolant fan 2
Auxiliary water pump
Auxiliary water pump relay
Battery
Blower controller
Body control module
Brake fluid minimum capacity sensor
C01
Compressor refrigerant pressure switch
Coolant fan test connector
Cooling fluid minimum capacity sensor
Cruise control module
Dome and reading lamp
Door lock relay
Driver seat adjuster memory module
Driver seat adjuster switch
Driver seat cushion heater
Electric coolant fan
Electronic brake/traction control module
Engine control module
Engine oil level sensor
Fan control relay (k52)
Fan control relay (k87)
Fuel pump
G100 (left front of engine compartment)
G100 (left front of engine compt)
G110 (on engine block, below power steering pump)
Gauge cluster
Heater and a/c control
Heater water auxiliary pump
Ignition coil bank 1
Ignition coil bank 2
Inflatable restraint sensing and diagnostic and seat belt pretensioner module
Inside rear view mirror
Instrument cluster
Left cornering lamp
Left fog lamp
Left front wheel speed sensor shield
Left headlamp
Left headlamp relay
Left park/turn signal lamp
Left rear wheel speed sensor shield
Left roof rail courtesy lamp
Left seat belt switch
Left sunshade illuminated mirror
Left windshield washer nozzle
Multi- function relay
Passenger seat adjuster switch
Passenger seat cushion heater
Power steering control module
Primary cooling fan temperature switch
Rear suspension leveling air compressor
Remote control door lock receiver
Right cornering lamp
Right fog lamp
Right front disc brake pad wear sensor
Right front wheel speed sensor shield
Right headlamp
Right park/turn signal lamp
Right rear wheel speed sensor shield
Right roof rail courtesy lamp
Right sunshade illuminated mirror
Right windshield washer nozzle
S103
S104
S105
S107
S109
S130
S137
S140
S146
S205
S252
S301
S317
S321
S410
Secondary air injection pump
Secondary air injection pump relay
Secondary cooling fan temperature switch
Sun roof actuator
To gauge cluster (diagram 2 of 2)
To hazard switch (diagram 2 of 2)
Transmission control module
Windshield washer pump
Windshield washer solvent level switch
Windshield wiper motor
Windshield wiper motor relay

Ground Distribution Wiring Diagram (2 of 2) for Cadillac Catera 1999

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List of elements for Ground Distribution Wiring Diagram (2 of 2) for Cadillac Catera 1999:

(body harness, 70 cm from console wiring breakout)
(i/p harn, near hvac connector breakout)
(i/p harn, near relay box)
(i/p harness, near instrument cluster breakout)
(left front door harness, front of door)
(left rear door harn, in left rear door)
(rear compt harn)
(rear seat harness, below left side of rear seat)
(right front door harness, front of door)
(right rear door harn, in right rear door)
(w/ w8y)
(w/o w8y)
Automatic transmission control indicator
Automatic transmission shift lock control switch
Automatic transmission shift lock/ unlock switch
Automatic transmission winter mode switch
Auxiliary brake lamp
Cd changer
Cellular telephone
Cigarette lighter (console)
Cigarette lighter (front)
Data link connector
Door lock switch
Driver seat heater relay
Driver seat heater switch
E16
Electronic traction control switch
From g100 (diagram 1 of 2)
From heater and a/c control (diagram 1 of 2)
Fuel pump
Fuel tank filler door lock release switch
G200 (base of left "a" pillar)
G202 (left side of dash, near relay box)
G404 (left rear corner of rear compartment, near left taillamp)
Gauge cluster
Hazard warning switch
Headlamp switch
Heated outside rear view mirror and rear window defogger relay
Horn relay
I/p compartment lamp switch
Inflatable restraint steering wheel module coil
Left
Left backup lamp
Left front side door lock switch
Left front side door window regulator motor
Left outside rear view mirror
Left rear
Left rear license lamp
Left rear seat cushion heater
Left rear seat cushion heater relay
Left stop/ taillamp
Middle taillamp
Outside remote control rear view mirror switch
Passen- ger seat heater switch
Passenger seat heater relay
Radio
Radio speaker amplifier
Rear compartment lid release switch
Rear seat heater switch
Rear sunshade motor
Right
Right backup lamp
Right front side door lock switch
Right front side door window regulator motor
Right front side door window switch
Right outside rear view mirror
Right rear license lamp
Right rear seat cushion heater
Right rear seat cushion heater relay
Right rear side door window regulator motor
Right rear side door window switch
Right stop/ taillamp
S232
S248
S250 (i/p harn, near instrument cluster breakout)
S251
S270
S400 (body harness, 23 cm from remote door lock receiver connector breakout)
S402 (rear lamp harness, near right taillamp)
S403
S502
S700
S800
Side door window regulator motor
Side door window switch
Sound processor interface
Sport mode switch
Theft deterrent module
Transmission control selector switch
Turn signal lamp flasher

HEADLIGHTS

Headlight Wiring Diagram for Cadillac Catera 1999

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List of elements for Headlight Wiring Diagram for Cadillac Catera 1999:

(forward lamp harn, left front of engine compt) s100
87a
A01
A04
A07
Ab810
Am810
Am899
B10
B899
Body control module (on right "a" pillar)
C05
C07
C08
C09
C12
C14
Clamp 15 cruise fuse 15 15a
D09
D10
D14
D15
Daytime running lamp relay
Drl/hi-beam relay
Ext lamp pwr
Exterior lights system
Flash -to- pass switch
Fog lamp indicator
Fog lamp relay
Fog lamp switch
Fuse block (lower left side of steering column)
Fuse v5 80a
Fx810
Fy810
G100 (left front of engine compt)
Head
Headlamp required
Headlamp switch
Headlp required
Heater and a/c control
Hi beam lh fuse 21 10a
Hi beam rh fuse 32 15a
Hi-beam on/off
Hi-beam relay
High beam
High beam indicator
High beam switch
Hot at all times
Hot in on or start
Hot with park lamp relay on
Instrument cluster
Left fog lamp
Left headlamp
Left headlamp relay (high beam)
Lo beam lh fuse 22 10a
Lo beam rh fuse 31 10a
Lo-beam on/off
Lo-beam relay
Low beam
Low beam indicator
Low beam relay
M50
M60
Max
Multi-function relay (under left side of dash)
Off
Park
Park lamp relay
Park lp on/off
Park lp relay
Power distribution fuse block (left front of engine compt)
Prk lp lh fuse 23 10a
Radio batt guard fuse 8 15a
Red
Relay box (right side of steering column)
Right fog lamp
Right headlamp
Right headlamp relay (high beam)
S103
S200
S201
S205
S241
S246
S251
Solid state
Ts day/night
Ts delay
Ts ind
Ts on/off
Ts return
Turn signal switch
Twilight sentinel delay min switch
Twilight sentinel indicator
Twilight sentinel switch
Xa810
Xf830
Xm810
Xm910
Xp830
Xy802

HORN

Horn Wiring Diagram for Cadillac Catera 1999

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List of elements for Horn Wiring Diagram for Cadillac Catera 1999:

Body control module (bcm) (mounted on right "a" pillar)
C04 c2
Fuse block (mounted to dash on lower left side of steering column)
G100 (left front of engine compt)
G202 (left side of dash, near relay box)
Horn 1 (behind left front facia)
Horn 2 (behind left front facia)
Horn fuse 17 20a
Horn relay
Horn relay (right side of steering column, on relay box)
Horn switch
Hot at all times
Inflatable restraint steering wheel module coil
Radio fuse 8 15a
Red
S219 (located in steering wheel)
S232
S241
S251
S266 (body harness near g200 breakout, at left kick panel)
S322

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Cadillac Catera 1999

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List of elements for Instrument Cluster Wiring Diagram for Cadillac Catera 1999:

(i/p harn, near breakout to ground at left side of dash)
A16
A900
A971
Abs ind
Airbag ind
Anti-lock brake system
Ap808
Automatic transmission ind
Ba2
Body control module (on right a pillar, behind trim panel)
Brake fluid minimum capacity sensor (part of brake master cylinder reservoir cap)
Brake ind
Brake pad wear ind
Brake to shift ind
C06
C07
C08
C15
Charging ind
Charging system
Check engine ind
Clamp 15 cruise fuse 15 15a
Clamp w pbsl fuse 24 10a
Coolant temp gauge
Coolant temp ind
Cooling fluid minimum capacity sensor (inside engine coolant overflow reservoir)
Cruise control system
Cruise ind
Data link connector (lower left side of steering column)
Delayed interior lamps relay
Electronic brake/traction control module (left front of eng compt, mounted to lower rail)
Electronic suspension system
Engine control module (left front of engine compt)
Engine controls system
Engine coolant temperature gauge sensor (mounted in coolant bridge)
Engine oil level sensor (lower right front of engine block)
Engine oil pressure gauge switch (lower right front of engine)
Exterior lights system
F11
F300
Fa399
Fa825
Fb800
Fm13
Fog lamp ind
Fp40
Fu7
Fuel gauge
Fuel pump (in fuel tank)
Fuel sender
Fuse block
G100 (left front of engine compt)
G404 (left rear corner of rear compt, near left tailamp)
Gauge cluster
Headlamps required ind
Headlights system
High beam ind
Hot at all times
Hot in on, bulb test or start
Hot w/ key in ignition
Hzd fuse 12 20a
Illumination
Instrument cluster
Interior lights system
Left front disc brake pad wear sensor (on caliper)
Left turn ind
Leveling control ind
Low coolant level ind
Low fuel ind
Low oil level ind
Low washer fluid ind
M60
M75
Nca
Oil pressure ind
P900
Pa6
Pa600
Panel illum
Park brake indicator switch (center console, attatched to park brake lever)
Pb90
Pf1
Pf10
Pm1
Pu1
R133
Rb103
Rb104
Rear compartment courtesy lamp switch (on rear compt lid)
Rear compartment lid open ind
Red
Right front disc brake pad wear sensor (on caliper)
Right turn ind
Rm900
S103
S104
S106
S140
S200
S204 (i/p harness, near multi- function relay breakout)
S205
S222
S228
S229
S251
S252
S262
S400
Seat belt switch (part of driver's seat belt buckle)
Seat belt warning ind
Security ind
Solid state
Speedometer
Tachometer
Traction control ind
Transmission controls system
Transmission malfunction ind
U744
Veh spd
Windshield washer solvent level switch (in windshield washer solvent reservoir)
X13
X70
Xa2
Xb105
Xb20
Xb3
Xb4
Xb910
Xf20
Xm2
Xm500
Xp2
Xp21
Xp840
Xp900
Xp950
Xu600
Xy2

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Cadillac Catera 1999

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List of elements for Courtesy Lamps Wiring Diagram for Cadillac Catera 1999:

(body harn, base of left "a" pillar)
(left front of engine compt)
+5v
All door jamb
Body control module (mounted on right "a" pillar, behind trim panel)
C13
Clamp 15 cruise fuse 15 15a
D16
Delayed int lp rly
Dome and reading lamps
Dome lamp fuse 29 10a
F830
Fuse block (lower left side of steering column)
G100
G100 (left front of engine compt)
G200 (base of left "a" pillar)
Headlamp automatic control ambient light sensor (mounted on top of dash)
Headlamp switch
Heater and a/c control
Hot at all times
I/p compartment lamp
I/p compartment lamp switch
Inside rear view mirror
Instrument cluster system
Int lps on/off
Interior lamp rly
Interior lights switch
Left front side door courtesy lamp
Left front side door jamb switch
Left front side door lock switch
Left rear side door courtesy lamp
Left rear side door jamb switch
Left roof rail courtesy lamp
Left sunshade illuminated mirror lamp
Multi- function relay (under left side of dash)
Nca
Nca a
R899
Rear comp ctsy lp
Rear compartment courtesy lamp
Rear compartment courtesy lamp switch
Red
Red/
Red/ (right front door harn, near base of right "a" pillar)
Right front side door courtesy lamp
Right front side door jamb switch
Right front side door lock switch
Right rear side door courtesy lamp
Right rear side door jamb switch
Right roof rail courtesy lamp
Right sunshade illuminated mirror lamp
S103
S200
S205
S248
S251
S262 (i/p harn, near dlc connector breakout)
S270
S301
S326
S327 (body harn, base of left "a" pillar)
S410
S502
S506
S602
S603
Ts day/night
X812
Xm9
Xp33
Xp830
Xy112
Xy800
Xy801

Instrument Illumination Wiring Diagram for Cadillac Catera 1999

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List of elements for Instrument Illumination Wiring Diagram for Cadillac Catera 1999:

(3 bulbs)
(body harness, at base of left "a" pillar)
(i/p harness, left side of dash)
(i/p harness, near dlc breakout)
Am810
Am899
Automatic transmission control indicator
B10
Body control module (mounted on right "a" pillar, behind trim panel)
C12
Clamp 58 fuse 26 10a
Console cigarette lighter
D09
Driver seat heater switch
E16
Electronic traction control switch
Ext lamp pwr
Front cigarette lighter
Fuel tank filler door lock release switch
Fuse block
Fuse v5 80a
G100 (left front of engine compt)
G200 (base of left "a" pillar)
G202 (left side of dash, near relay box)
Gauge cluster
Hazard warning switch
Head
Headlamp switch
Headlights system
Heater and a/c control
Hot at all times
Instrument cluster
Left rear seat heater switch
Off
Park
Park lamp relay (on right of steering column, on relay box)
Passenger seat heater switch
Pk lamp rly
Power distribution fuse block (on left front of engine compartment)
Radio
Rear compartment lid release switch
Red
Right rear seat heater switch
S207 (i/p harn, on headlamp switch connector branch)
S213
S225
S232
S246
S248
S250
S251
S252
S270
S323
Solid state dimmer
Xm810

MEMORY SYSTEMS

Memory Seat & Mirrors Wiring Diagram (1 of 2) for Cadillac Catera 1999

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List of elements for Memory Seat & Mirrors Wiring Diagram (1 of 2) for Cadillac Catera 1999:

10 k
5 volts
A40
Back rest backward
Back rest forward
Battery
C3a
C3b
C4a
C4b
C5a
C5b
C6a
C6b
C7a
C7b
C7c
Clamp 15 cruise fuse 15 15a
Data link connector (lower left side of steering column)
Door sw in
Driver seat adjuster memory module (attatched to underside of driver's seat)
Driver seat adjuster switch
Driver seat recliner actuator motor
F40
Forward/backward seat adjuster actuator motor
Front height seat adjuster actuator motor
Fuse block
G100 (left front of engine compt)
Ground
Hot at all times
Hot in on, bulb test or start
Ignition
Left front side door jamb switch
Memory key
Mtr control
Nca
Personal key 1
Personal key 2
Personal key 3
Position in
Pwr seat fuse 35 3oa
Rear height seat adjuster actuator motor
Red
Rm12
S204 (i/p harn, near multi-function relay module breakout)
S264 (body harn, near g200 breakout at lower left "a" pillar)
S308
S320
S321
Seat backward
Seat foward
Seat front height down
Seat front height up
Seat rear height down
Seat rear height up
Serial data
X13
Xm55

Memory Seat & Mirrors Wiring Diagram (2 of 2) for Cadillac Catera 1999

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List of elements for Memory Seat & Mirrors Wiring Diagram (2 of 2) for Cadillac Catera 1999:

(body harn, 120 cm from breakout to 107 pin conn at base of left "a" pillar)
(body harn, in console branch, 5 cm from breakout)
(left front door harn, 26 cm from door to body harn conn)
(left front door harn, 31 cm from door to body harn conn)
(left front door harn, 31 cm from mirror conn)
Air conditioning system
B12
Defogger system
Driver seat adjuster memory module (attached to underside of driver's seat)
Fa75
Fuse block
Fx75
G200 (base of left "a" pillar)
Hot in on, bulb test or start
Inside rear view mirror
Left
Left outside rear view mirror
O/s mirror fuse 13 10a
Outside remote control rear view mirror switch
P70
Pa60
Pm60
R60
R65
R70
Rb60
Rf60
Right
Right outside rear view mirror
Ru50
Ru60
S133
S134
S135
S305
S306
S500
S502
S504
S505
U80
X75

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 2) for Cadillac Catera 1999

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List of elements for Power Distribution Wiring Diagram (1 of 2) for Cadillac Catera 1999:

(body harn, 70 cm from console branch) s272
(body harn, 70 cm from console wiring branch)
(body harn, base of left "a" pillar)
(body harn, base of left "a" pillar) s320
(body harn, base of right "a" pillar)
(body harness, left "b" pillar)
(body harness, near base of left "a" pillar)
(i/p harness, near data link connector breakout)
(i/p harness, near instrument cluster branch) s229
(i/p harness, near malfunction relay)
(rear seat harn, below left seat)
A/c compressor relay
Alc fuse 27 20a
Audio fuse 6 20a
Automatic level control sensor
B03
Battery
Blower controller
Body control module
Cd changer
Cig fuse 16 20a
Clamp 30 a/t fuse 5 10a
Console cigarette lighter
Data link connector
Daytime running lamp relay
Dome lamp fuse 29 10a
Door lock fuse 28 20a
Door lock relay
Driver seat adjuster memory module
Driver seat adjuster switch
Driver seat heater relay
Ecm housing (left front of engine compt)
Electronic brake/ traction control module
Engine control module
Engine controls power relay
Fan control relay (k26)
Fan control relay (k28)
Fan control relay (k67)
Fan control relay (k87)
From fuse v5 (diagram 1 of 2)
Front cigarette lighter
Fuel pump relay
Fuse 10a
Fuse 30a
Fuse 40a
Fuse 50a
Fuse block
Fuse v1 80a
Fuse v4 80a
Fuse v5 80a
Fuse v6 80a
G100 (left front of engine) compt)
G200 (left kick panel)
Gauge cluster
Generator
Hazard warning switch
Headlamp switch
Heated outside rear view mirror and rear window defogger relay
Heater and a/c control
Heater blower fuse 33 30a
Hi beam lh fuse 21 10a
Hi beam rh fuse 32 15a
Horn 1
Horn 2
Horn fuse 17 20a
Horn relay
Htd seat front fuse 20 30a
Htd seat rear fuse 4 30a
Hzd fuse 12 20a
Instrument cluster
Left front side door window regulator motor
Left front side door window switch
Left headlamp relay
Left rear seat cushion heater relay
Left rear side door window regulator motor
Low beam relay
Multi- function relay
Multifunction relay
Park lamp relay
Passenger seat adjuster switch
Passenger seat heater relay
Power distribution fuse block
Pwf fuse 1 30a
Pwr fuse 7 30a
Pwr seat fuse 35 30a
Radio batt guard fuse 8 15a
Radio speaker amplifier
Rear sunshade motor
Rear suspension leveling air compressor
Rear suspension leveling air compressor relay
Red
Remote control door lock receiver
Right front side door window regulator motor
Right head- lamp relay
Right rear seat cushion heater relay
Right rear side door window regulator motor
Rr wdo defog fuse 34 40a
S112 (a/c harn, in ecm housing)
S113 (a/c harn, inside ecm housing)
S136
S241 red
S245
S246 (i/p harness, near malfunction relay module)
S250
S270
S271
S307
S310
S322
S324
Secondary air injection pump relay (k12)
Starter motor switch
Stop lamp switch
Sun roof actuator
Sun roof fuse 25 20a
Theft deterrent module
To ignition switch (diagram 2 of 2)
To pwf fuse (diagram 1 of 2)
Transmission control module
Turn signal switch

Power Distribution Wiring Diagram (2 of 2) for Cadillac Catera 1999

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List of elements for Power Distribution Wiring Diagram (2 of 2) for Cadillac Catera 1999:

(a/c harness, in ecm housing)
(body harness, base of left "a" pillar)
(ecm harness, 10 cm from ignition coil breakout)
(i/p harness, near breakout to multifunction relay module)
(i/p harness, near dlc breakout) s220
(washer nozzle harn, right rear of eng compt) s145
A/c compressor relay
A/c load switch
A02
A10
A11
Abs fuse 19 10a
Automatic level control sensor
Automatic transmission control indicator
Automatic transmission range switch
Automatic transmission winter mode switch
Auxiliary water pump
Auxiliary water pump relay
Body control module
Cellular telephone
Clamp 15 cruise fuse 15 15a
Clamp 15 fuse 14 10a
Clamp 15 pbsl fuse 2 15a
Clamp 15a fuse 10 10a
Clamp w pbsl fuse 24 10a
Condenser
Coolant fan test connector
Cruise control switch
Driver seat adjuster memory module
Driver seat heater relay
Driver seat heater switch
Ecm housing (left front of engine compt)
Electronic brake/traction control module
Engine control module
Fan control relay
Flasher fuse 3 10a
From fuse v4 (diagram 1 of 2)
Fuse block
Gauge cluster
Hazard warning switch
Headlamp switch
Heated outside rear view mirror and rear window defogger relay
Heater and a/c control
Ignition coil bank 1
Ignition coil bank 2
Ignition switch
Inflatable restraint sensing and diagnostic and seat belt pretensioner module
Inside rear view mirror
Instrument cluster
Key-in- ignition switch
Left front side door window switch
Left rear seat cushion heater relay
Left rear seat heater switch
Left windshield washer nozzle
Lifting magnet
Multi- function relay
O/s mirror fuse 13 10a
Off
Outside remote control rear view mirror switch
Passenger seat heater relay
Passenger seat heater switch
Power steering control module
Rear suspension leveling air compressor relay
Red
Right rear seat cushion heater relay
Right rear seat heater switch
Right windshield washer nozzle
S115
S132
S160 (a/c harn, in ecm housing)
S200 (i/p harness, near dlc breakout)
S212
S214 (i/p harness, near dlc breakout)
S224 (i/p harn, near relay box)
S227 (i/p harness, near relay box)
S308
S319
Start
Stop lamp switch
Sun roof actuator
Theft deterrent module
Transmission control module
W red
Windshield wiper and washer switch
Windshield wiper motor
Windshield wiper motor relay
Wiper fuse 9 30a

POWER DOOR LOCKS

Power Door Lock Wiring Diagram for Cadillac Catera 1999

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List of elements for Power Door Lock Wiring Diagram for Cadillac Catera 1999:

(base of left "a" pillar) g200
(body harn, 3 cm from bcm connector)
(left side of steering column) data link
A02
A03
A06
A08
A823
A910
Automatic transmission shift lock control switch
B01
B03
B09
B900
Battery (b+)
Body control module (mounted on the right "a" pillar, behind the trim panel)
Brake switch
C10
C11
Clamp 15 pbsl fuse 2 10a
Clamp cruise fuse 15 15a
Connector
D02
D11
Door lock fuse 28 20a
Door lock relay (mounted on the right "a" pillar, behind the bcm)
Door lock switch (inside driver door lock key cylinder assembly)
Door unlock relay
Doors lock
Doors unlock
Driver door unlk
Driver door unlock relay
F802
Fuse block
Fx803
Fx899
Fy803
G100 (left front of engine compt)
G200 (base of left "a" pillar)
Hot at all times
Hot in on
Hot in on or start
Ign pos volt
Key disarm
Left front door actuator
Left front door lock switch
Left rear door actuator
Lock
Lock all sig
Lock relay
Power distribution fuse block (on left front of the engine compt, attached to the ecm housing)
Red
Remote control door lock receiver (in the rear compt, below the left side of the rear window panel trim)
Right front door actuator
Right front door lock switch
Right rear door actuator
S103
S203
S217 (i/p harness, near multi-function relay module conn breakout)
S250
S270
S304 (body harness, 23cm from remote control door lock receiver conn breakout)
S307
S311 (body harness, 23cm from remote control door lock receiver conn breakout)
S312 (body harness, base of left "a" pillar, under conduit)
S314 (body harness, 23cm from remote control door lock receiver conn breakout)
S317
S319
S502
S602
Serial data
Shift interlock system
Stop lamp switch (attached to brake pedal)
Trans gear pos
Transmission control selector switch
Unlock
Unlock doors sig
V1 fuse 80a
X899
Xm832
Xm834
Xy803
Xy806
Xy807
Xy810

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Cadillac Catera 1999

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List of elements for Electrochromic Mirror Wiring Diagram for Cadillac Catera 1999:

Automatic transmission range switch (on left side of transmission housing)
Clamp 15 cruise fuse 15 15a
Exterior lights system
Fuse block
G100 (left front of engine compartment)
Hot at all times
Hot in on or start
Ignition switch
Inside rear view mirror
Interior lights system
Off
Run
S103
S132
S308
Solid state
Start

POWER SEATS

6-Way & Recliner Power Seat Wiring Diagram for Cadillac Catera 1999

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List of elements for 6-Way & Recliner Power Seat Wiring Diagram for Cadillac Catera 1999:

Back
C315
C315c
C316
C316c
Down
Driver seat adjuster switch
Driver seat recliner actuator motor
Entire seat
Forward/ backward seat adjuster actuator motor
Front height
Front height seat adjuster actuator motor
Fuse block
Fwd
G100 (left front of eng compt)
Hot at all times
Nca
Passenger seat adjuster switch
Passenger seat recliner actuator motor
Pwr seat fuse 35 30a
Rear height
Rear height seat adjuster actuator motor
Red
S320
S321

Front Seat Heater Wiring Diagram for Cadillac Catera 1999

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List of elements for Front Seat Heater Wiring Diagram for Cadillac Catera 1999:

10a
Clamp 15 cruise fuse 15 15a
Clamp 15 fuse 14
Driver seat back cushion heater
Driver seat cushion heater
Driver seat heater relay (under left side of dash)
Driver seat heater switch
Fuel tank filler door lock release switch
Fuse block
G100 (left front of engine compt)
Hot at all times
Hot in on or start
Htd seat front fuse 20 30a
Interior lights system
Nca
Nca a
Nca b
Passenger seat back cushion heater
Passenger seat cushion heater
Passenger seat heater relay (under left side of dash)
Passenger seat heater switch
Rear compt lid release sw
Red
S104
S200
S220
S250

Rear Seat Heater Wiring Diagram for Cadillac Catera 1999

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List of elements for Rear Seat Heater Wiring Diagram for Cadillac Catera 1999:

(1999) (2000)
Clamp 15 cruise fuse 15 15a
Fuse block
G200 (base of left "a" pillar)
Hot at all times
Hot in on or start
Htd seat rear fuse 4 20a 30a
Interior lights system
Left rear heated seat back cushion element
Left rear heated seat cushion element
Left rear heated seat relay (under left side of rear seat)
Left rear heated seat switch
Nca
Nca a
Nca b
Power outlet fuse 4 30a (2001)
Red
Right rear heated seat back cushion element
Right rear heated seat cushion element
Right rear heated seat switch
Right rear seat cushion heater relay (under left side of rear seat)
S270
S310
S319
S330
S335
S345

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Cadillac Catera 1999

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List of elements for Power Top/Sunroof Wiring Diagrams for Cadillac Catera 1999:

(1999) (2000-01)
(body wiring harness, near ground g200 branch breakout, at base of left "a" pillar) s267
(left front of engine compartment) g100
A700
Anti- theft system
Battery
Body computer system
Clamp 15 cruise fuse 15 15a
Data link connector (dlc) (attached to dash carrier, lower left side of steering column)
Dr open sig
Electronic brake/ traction control module (ebtcm) (on left front of engine compartment, mounted to lower rail)
F700
Fuse block (mounted to dash, on lower left side of steering column)
Ground
Hot at all times
Hot in on, or start
Ignition
Left front side door jamb switch
Pa700
Pa900
R700
Red
S106
S319 s308
Serial data
Sun roof actuator (front center of roof, above inside rear view mirror)
Sun roof actuator motor
Sun roof fuse 25 20a
Under conduit)
Vss
X700
Xm700

POWER WINDOWS

Power Window Wiring Diagram for Cadillac Catera 1999

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List of elements for Power Window Wiring Diagram for Cadillac Catera 1999:

(body harn, approx 62 cm from i/p wiring harness breakout, towards passenger's side)
Body computer, power tops & interior lights systems
Clamp 15 cruise fuse 15 15a
Fuse block (mounted to dash, on lower left side of steering column)
G200 (base of left "a" pillar)
Ground
Hot at all times
Hot in on or start
Left front side door jamb switch
Left front side door window regulator motor
Left front side door window switch
Left front window switch
Left rear side door jamb switch
Left rear side door window regulator motor
Left rear side door window switch
Left rear window switch
Lock
Pwf fuse 1 30a
Pwr fuse 7 30a
Red
Right front side door jamb switch
Right front side door window regulator motor
Right front side door window switch
Right front window switch
Right rear side door jamb switch
Right rear side door window regulator motor
Right rear side door window switch
Right rear window switch
S270
S271
S272
S308
S309 (body wiring harn, base of right "a" pillar, under conduit)
S313 (body harn, base of left "a" pillar under conduit)
S502
S602
S700
S800
Switch illum- ination led
Switch illumination led
Towards passenger's side)
Unlock
Window lockout switch

RADIO

Radio Wiring Diagrams, with Bose System for Cadillac Catera 1999

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List of elements for Radio Wiring Diagrams, with Bose System for Cadillac Catera 1999:

(left front door harn, in left front door)
(right front door harn, in right front door)
(under left side of dash) multi-function relay
A01
A02
A03
A04
A05
A06
A07
A08
A09
A10
A11
A12
A150
A201
A202
A205
A52
Am110
Am116
Amp enable in
Amp enable out
Ant radio antenna amplifier radio (top of on input rear deck)
Antenna input
Audio fuse 6 20a
B01
B02
B03
B04
B05
B06
B07
B08
B09
B10
B11
B12
B20
Batt
Battery guard relay
Body control module (bcm) (mounted on right "a" pillar)
Cd common
Cd data bus
Cell phone in (+)
Cell phone in (-)
Cellular phone
Chime (not used)
Compact disc player
Computer data lines system
D01
D02
D03
D11
D12
D13
D14
D15
E10
E11
E12
E13
E14
E15
E16
F10
F101
F11
F12
F13
F14
F15
F151
F16
F40
F45
F49
F899
F90
Fuse block (mounted to dash, on lower left side of steering column)
G202 (left side of dash)
Grd
Ground
Heated outside rear view mirror & rear window defogger relay (right side of steering column)
Hot at all times
Illum sig
Inflatable restraint steering wheel module coil
Interior lights system
Led output cntrl
Left cd in cig
Left cd out sig
Left front side door speaker
Left front side door speaker (tweeter)
Left input (+)
Left input (-)
Left out (+)
Left out (-)
Left rear shelf speaker
Left rear side door speaker
Left rear side door speaker (tweeter)
Lf input (+)
Lf input (-)
Lf output (+)
Lf output (-)
Lr input (+)
Lr input (-)
Lr output (+)
Lr output (-)
M16
M43
M45
M90
M91
M92
Nca
Out
P11
P45
Pa101
Pins d03 thru d11 - not used
Prk lamp in
Radio
Radio batt guard fuse 8 15a
Radio speaker amplifier (in rear compartment)
Rb40
Rear window defogger grid
Red
Rf input (+)
Rf input (-)
Rf output (+)
Rf output (-)
Rfoutput (-)
Right cd in sig
Right cd out sig
Right front side door speaker
Right front side door speaker (tweeter)
Right input (+)
Right input (-)
Right out (+)
Right out (-)
Right rear shelf speaker
Right rear side door speaker
Right rear side door speaker (tweeter)
Rr input (+)
Rr input (-)
Rr output (+)
Rr output (-)
Rr wdo defog fuse 34 40a
Ru72
S232
S241
S242
S243
S263 (dash harn, near multifunction relay)
S501
S503
S600
S601
Serial data
Serial data e&c
Shield
Sound proccessor interface (in rear compartment)
Steering wheel radio control switch
Strg whl sw in
Sw1
Sw2
Sw3
Sw4
Sw5
Sw6
U11
U43
Xb11
Xb12
Xm10
Xm16
Xm3
Xm43
Xm45
Xm830
Xm90
Xm91
Xm92
Xm93
Xp12
Xp2
Xp811
Xu12
Xu3
Xu43

Radio Wiring Diagrams, without Bose System for Cadillac Catera 1999

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List of elements for Radio Wiring Diagrams, without Bose System for Cadillac Catera 1999:

(left front door harn, in left front door)
(right front door harn, in right front door)
(under left side of dash) multi-function relay
A211
A52
Am110
Am116
Ant out
Antenna input
B220
Batt
Battery guard relay
Body control module (bcm) (mounted on right "a" pillar)
Cd common
Cd data bus
Cell phone in (+)
Cell phone in (-)
Cellular phone
Compact disc player
Computer data lines system
E10
E11
E12
E13
E14
E15
E16
F10
F11
F111
F12
F13
F14
F15
F16
F40
F49
F899
Fuse block (mounted to dash, on lower left side of steering column)
G202 (left side of dash)
Grd
Ground
Heated outside rear view mirror & rear window defogger relay (right side of steering column)
Hot at all times
Illum sig
Inflatable restraint steering wheel module coil
Interior lights system
Led output cntrl
Left cd input sig
Left cd out sig
Left front side door speaker
Left front side door speaker (tweeter)
Left rear side door speaker
Left rear side door speaker (tweeter)
Lf out (+)
Lf out (-)
Lr out (+)
Lr out (-)
M16
M17
M42
Nca
P15
Pa101
Prk lamp in
Radio
Radio antenna amplifier (top of rear deck)
Radio batt guard fuse 8 15a
Radio on input
Rb40
Rear window defogger grid
Red
Rf out (+)
Rf out (-)
Right cd input sig
Right cd out sig
Right front side door speaker
Right front side door speaker (tweeter)
Right rear side door speaker
Right rear side door speaker (tweeter)
Rr out (+)
Rr out (-)
Rr wdo defog fuse 34 40a
Ru72
S232
S241
S263 (dash harn, near multi- function relay)
S501
S503
S600
S601
Serial data
Shield
Steering wheel radio control switch
Strg whl sw in
Sw1
Sw2
Sw3
Sw4
Sw5
Sw6
U41
Xb10
Xm16
Xm42
Xm830
Xp4
Xp811
Xu42

SHIFT INTERLOCKS

Shift Interlock Wiring Diagram for Cadillac Catera 1999

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List of elements for Shift Interlock Wiring Diagram for Cadillac Catera 1999:

(left front of engine compt) g100
(on trans- mission control lever)
1995 vftc c
Automatic transmission shift lock control solenoid
Automatic transmission shift lock control switch
Automatic transmission shift lock unlock switch (open in park)
Body control module (mounted on right "a" pillar)
Brake to shift indicator
Clamp 15 a/t fuse 2 10a
Clamp 15 cruise fuse 15 15a
Clamp w pbsl fuse 24 10a
Fuse block (left side of steering column)
Gear out of park position
Hot in on or start
Hot with key in ignition
Instrument cluster
Lifting magnet (attached to steering column)
Nca
Red
S200
S217 (i/p harn, near multi- function relay module)
S250
Stop lamp switch
Stop lamp switch (on brake pedal)
Trans- mission control selector switch
Trunk, tailgate, fuel doors

STARTING/CHARGING

Charging Wiring Diagram for Cadillac Catera 1999

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List of elements for Charging Wiring Diagram for Cadillac Catera 1999:

Battery
Charging indicator
Clamp 15 cruise fuse 15 15a
Fuse block
G101 (left front of engine compt)
G110 (below power steering pump)
Gauge cluster
Generator
Hot in on or start
Power distribution system
Red
S200
Starter motor switch

Starting Wiring Diagram for Cadillac Catera 1999

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List of elements for Starting Wiring Diagram for Cadillac Catera 1999:

(left side of trans housing) automatic transmission range switch
Accy
Battery
Bulb test
Fuse v4 80a
G101 (left front of engine compt)
G110 (below power steering pump)
Generator
Hold- in coil
Ignition switch
Lock
Off
Power distribution fuse block (left front of engine compt)
Power distribution system
Pull- in coil
Red
Run
Start
Starter motor
Starter motor switch

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram for Cadillac Catera 1999

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List of elements for Supplemental Restraint Wiring Diagram for Cadillac Catera 1999:

(inside right side of dash) inflatable restraint i/p module
(left front of engine compt) g100
(right "a" pillar) body control module (bcm)
A05
Ab11
Ab950
Air bag indicator
Am13
Am950
B30
B41
Ba10
Bm30
Bp10
Clamp 15 cruise fuse 15 15a
Data link connector (dlc) (attached to dash carrier, lower left side of steeering column)
Dlc breakout)
Driver belt high
Driver belt low
Driver frontal high
Driver frontal low
Driver seat belt pretensioner
Driver sensor
Driver sensor return
Driver side high
Driver side low
Driver's side front inflatable restraint impact module (left side of seat backrest)
F108
Fuse block (mounted to dash, on lower left side of steering column)
Ground
Hot at all times
Hot in on or start
Ignition power
Ignition switch
Indicator ctrl
Inflatable restraint sensing and diagnostic and seat belt pretensioner module (under center console, near parking brake lever)
Inflatable restraint steering wheel module (on steering wheel)
Inflatable restraint steering wheel module coil (mounted on steering column)
Instrument cluster
Left inflatable restraint side impact sensor (lower corner of left front door)
M44
Nca
Not used
Off
Onstar signal
Pass belt high
Pass belt low
Pass frontal high
Pass frontal low
Pass sensor
Pass sensor return
Pass side high
Pass side low
Passenger seat belt pretensioner
Passenger's side front inflatable restraint impact module (right side of seat backrest)
Relay box)
Right inflatable restraint side impact sensor (lower corner of right front door)
Serial data line
Shorting bar
Start
Thru
X30
Xb100
Xb20
Xb42
Xb950
Xm10
Xm14
Xm430
Xm950
Xy999

TRANSMISSION

A/T Wiring Diagram for Cadillac Catera 1999

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List of elements for A/T Wiring Diagram for Cadillac Catera 1999:

(dash harn, near gauge cluster conn breakout)
(ecm harn, in ecm housing)
(left front of engine compt)
(left rear of trans housing) vehicle speed sensor
1-2 & 3-4 shft
1-2 & 3-4 shift sol
2-3 shift
2-3 shift sol
38 thru
3rd gear start
43 thru
55 thru
A828
Adapter case
Automatic transmission (4l30-e)
Automatic transmission control indicator
Automatic transmission control selector lever (shift interlock assembly)
Automatic transmission malfunction indicator
Automatic transmission range switch (left side of transmission housing)
Automatic transmission winter mode switch
Can high
Can low
Clamp 15 cruise fuse 15 15a
Clamp 30 a/t fuse 5 10a
Clamp 58 fuse 26 10a
Cruise control, headlamps & power windows, systems
Data
Data link connector (left side of dash)
Dim ctrl
Engine control module (left front of engine compt)
F819
F836
Fb400
Fb720
Fb738
Fb800
Flasher fuse 3 10a
Fp500
Fp722
Front side marker lights, heater a/c control, license lamps, radio
Fu400
Fuse block (left side of dash)
Fy740
G100
G100 (front of left front fender)
G100 (left front of engine compt)
Gnd
Ground
Hazard warning switch & power steering control module
Hot at all times
Hot in on or start
Hot w/ park lamp relay on
Ignition
Illum
Instrument cluster
Interior lights
Main case
Nca
Not used
P r
P100
Pb743
Pc sol hi
Pc sol lo
Pf754
Pm748
Pnk
Power relay out
Pressure control sol
Pu714
R133
R400
Ra741
Rear suspension leveling air compressor relay
Red
Rf745
S127
S200
S204 (dash harn, near breakout to multi- function relay breakout)
S205
S211
S212
S231
S250
S274
S275
S276
Serial data
Sport indicator
Sport mode ctrl
Sport mode input
Sport mode switch
Tcc sol
Tcc sol ctrl
Tcm battery feed
Tft ground
Tft sig
Third gear ind
Trans a
Trans b
Trans c
Trans light ctrl
Trans p
Trans range a
Trans range b
Trans range c
Trans range p
Transmission control module (behind right side of dash)
Transmission fluid temperature sensor
U102
Vss hi sig
Vss lo sig
Vss shield gnd
Winter mode sw
X837
Xm12
Xr888
Xu100
Xu716
Xy888

TRUNK, TAILGATE, FUEL DOOR

Trunk, Tailgate, Fuel Door Wiring Diagrams for Cadillac Catera 1999

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List of elements for Trunk, Tailgate, Fuel Door Wiring Diagrams for Cadillac Catera 1999:

(body harn, approx 23 cm from remote ctrl door lock receiver branch breakout) s304
Automatic transmission shift lock control solenoid
Automatic transmission shift lock control switch (closed in park) (at right of shift lever)
Automatic transmission shift lock unlock switch
B12
Batt guard
Battery guard relay
Body control module (bcm) (mounted on the right "a" pillar, behind trim panel)
D01
D02
D05
Door lock fuse 28 20a
Door lock relay (mounted on the lower right "a" pillar, behind the bcm)
Door locks system
Door unlock relay
Doors unlock
Fuel door release
Fuel lid unlck
Fuel tank filler door lock actuator (near fuel door filler)
Fuel tank filler door lock release switch
Fuse block (mounted to dash, on lower left side of steering column)
G100 (left front of engine compt)
Hot at all times
Interior lamps system
Multifunction relay (under left of dash)
Radio and cellular telephone
Radio battery guard fuse 8 15a
Rear compartment lid lock release actuator (on rear compt lid)
Rear compartment lid release switch
Red
S103
S241
S250
S263 (i/p harn, near multifunction relay connector breakout)
S307
Trunk lid release relay
Trunk rel
X4804
Xp811
Xw805
Xx806

WARNING SYSTEMS

Warning System Wiring Diagrams for Cadillac Catera 1999

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List of elements for Warning System Wiring Diagrams for Cadillac Catera 1999:

Body computer system
Clamp 15 cruise fuse 15 15a
Clamp w pbsl fuse 24 10a
Engine oil pressure indicator switch (right front of engine)
Fuse block
Fuse v4 80a
G100 (left front of engine compt)
Gauge cluster
Head
Headlamp switch
Headlights system
Hot at all times
Hot in on or start
Ignition switch
Left front side door jamb switch
Left seat belt switch (part of driver's seat belt buckle)
Off
On key-in ignition switch
Park
Power distribution fuse block
Radio batt guard fuse 8 15a
Red
S106
S200
S241
S251
S264 (body harn, base of left "a" pillar)
Warning chime

WIPER/WASHER

Wiper/Washer Wiring Diagram for Cadillac Catera 1999

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List of elements for Wiper/Washer Wiring Diagram for Cadillac Catera 1999:

(i/p harn, near breakout to g202, at left side of dash) s223
B810
Body control module (bcm) (on right "a" pillar)
Clamp 15 fuse 14 10a
D06
D13
Ecb
Fuse block (on lower left side of steering col)
G100 (left front of engine compt)
Gauge cluster
Hi wiper input
Hot in on or start
Int
Interval switch
Left windshield washer nozzle
Lo in & interval
M808
Mist
Off
Right windshield washer nozzle
S104
S137
S145
S146
S205
S224
Windshield washer pump
Windshield washer solvent level switch
Windshield wiper and washer switch
Windshield wiper motor
Windshield wiper motor relay (left front of engine compt)
Wiper fuse 9 30a