All Wiring Diagrams for Buick Terraza CXL 2006 model

AIR CONDITIONING

Compressor Wiring Diagram for Buick Terraza CXL 2006

List of elements for Compressor Wiring Diagram for Buick Terraza CXL 2006:

3.5l
3.9l
5v ref 2
A/c compressor clutch
A/c cltch fuse 6 10a
A/c cltch relay
A/c refrigerant pressure sensor (on high pressure hose, near high pressure hose connection to a/c compressor)
A/c req
A/c request
A/c request ind cntrl
A/c request switch
Class 2 data
Computer data lines system
Diode 3
G115 (at engine to transmission stud nearest starter, below g113)
Hot at all times
Hot w/ ign main relay energized
Hvac control module (in dash center trim panel, beneath radio)
Ign
Ind
Logic
Low ref
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compt, in air cleaner assembly)
Rly ctrl
Sens sig
Underhood fuse block (in underhood compt, above right front wheel well)

Manual A/C Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

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List of elements for Manual A/C Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(below right side of dash, in front hvac module) blower motor resistor assembly
(in dash harn, main bundle 9 cm from breakout for app sensor toward left side of dash) s255
5 volt ref
A/c request
A/c request ind cntrl
A/c request switch
Air temperature actuator/ (w/ front a/c) left air temperature actuator (w/ auxiliary a/c) (behind center of dash)
Aux
Aux blwr motor sw
Aux mode dr ctrl
Auxiliary air temperature actuator (w/ rear a/c) (behind left rear interior body panel)
Auxiliary mode actuator (w/ rear a/c) (in rear hvac module, behind left rear interior body panel)
Battery
Blower motor (below right side of dash, in front hvac module)
Blower motor relay
Class 2 data
Clstr/ hvac fuse 8 10a
Cntrl sig
Computer data lines system
Defrost actuator (behind center of dash, on left side of front hvac module)
Door ctrl
Dr ctrl
Evaporative temperature sensor (in front hvac module, mounted to evaporator core)
Front blower motor switch
Frt blwr hi fuse 34 40a
Frt/ blwr fuse 27 25a
G200 (on right side of dash support beam, above dash compart)
Ground
Hi ctrl
Hot at all times
Hot w/ ign main relay energized
Hot w/ run rly relay energized
Hvac control module (in dash center trim panel, beneath radio)
Hvac/ rpa/ cruise fuse 17 10a
I/p fuse block (right side of dash, behind access panel)
Ign
Ignition 1
Ind
Interior lights system
Lo ref
Logic
Low ref
Mode sig
Mode switch
Motor ctrl
Motor off req hvac aux cntrl
Off
Pass temperature control sw (w/ auxiliary a/c)
Pnk
Rec dr ctrl
Recirculation actuator (above blower motor, on right side of front hvac module)
Red
Right air temperature actuator (w/ auxiliary a/c)
S246 (in dash harness, 12.5 cm from breakout for recirculation actuator toward left side of dash)
S253 (in dash harn, main bundle, 9 cm from breakout for vent & floor actuator toward right side of dash)
S271 (in dash harn, behind radio, 20 cm from main bundle toward right side of dash)
Sens sig
Speed 1 req
Speed 3 req speed 2 req
Speed ctrl
Supp volt
Tan
Temperature control sw (w/ front a/c) driver temperature control sw (w/ auxiliary a/c)
Underhood fuse block (in underhood compt, above right front wheel well)
Vent & floor actuator (behind center of dash, on left side of front hvac module)

Manual A/C Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

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List of elements for Manual A/C Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

(at engine to transmission stud nearest starter, below g113) g115
(in forward lamp harness, 10 cm from breakout for c104, toward c110)
(or 2761)
(right side of engine compt on upper front of radiator support)
3.5l
3.9l
5v ref 2
A/c compressor clutch
A/c cltch fuse 6 10a
A/c cltch relay
A/c off for engine protection engine coolant hot
A/c refrigerant pressure sensor (on high pressure hose, near high pressure hose connection to a/c compressor)
Aux blwr motor speed cntrl
Aux blwr motor speed sig
Aux fan speed select
Aux temp select
Auxiliary blower motor (w/ rear a/c) (behind left rear interior body panel)
Auxiliary blower motor control module (w/ rear a/c) (in rear hvac module, behind left rear interior body panel)
Blwr motor speed cntrl
Class 2 data
Class 2 serial data
Computer data lines system
Digital video disc (dvd) player (if equipped)
Diode 3
Ect sensor
Engine controls system
Engine coolant temperature (ect) sensor (3.5l: in left side of rear cylinder head, above transmission) (3.9l: top rear of engine)
Fan 1 fuse 29 30a
Fan 1 relay
Fan 2 fuse 33 40a
Fan 2 relay
Fan 3 relay
Fan speed switch
G100
G401 (on lower left "d" pillar)
Ground
Hot at all times
Hot in run
Hot w/ ign main relay energized
Ign
Instrument panel cluster
Left cooling fan (behind left side of radiator)
Logic
Low ref
Message center
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compt, in air cleaner assembly)
Red
Right cooling fan (behind right side of radiator)
Rly ctrl
Rr blwr/ 110vac fuse 26 25a
S102 (in forward lamp harness, 6.5 cm from breakout for g100, toward c110)
S106
S140 (3.5l) (in fuel injector harn, 4 cm from breakout for fuel injector 2 toward fuel injector 3)
S413 (in body harness, 6.5 cm from breakout for c479 toward left "c" pillar)
Sens sig
Temp select switch
Underhood fuse block (in underhood compt, above right front wheel well)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

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List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(lower left side of engine compt, on left strut tower) electronic brake control module (ebcm)
3.5l
3.9l
5v ref
Abs fuse 13 10a
Abs motor fuse 31 60a
B + sol vlv ctrl
B+ pump motor control
Brake pressure modulator valve (bpmv)
Class 2 ser data
Computer data lines system
Del torque sig
G113 (at engine to transmission stud above g115)
G115 (at engine to transmission stud nearest starter, below g113)
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Ign 1 volt
Ign main relay
Lateral accelerometer signal
Left front inlet
Left front iso- lation (w/ tcs)
Left front outlet
Left front prime (w/ tcs)
Left rear inlet
Left rear outlet
Lf wheel speed sens low ref
Lf wheel speed sens sig
Low ref
Lr wheel speed sens low ref
Lr wheel speed sens sig
Pnk
Powertrain control module (pcm) (3.5l) (left side of engine compartment, in air cleaner assembly) engine control module (ecm) (3.9l)
Pump motor
Req torque sig
Req torque sig del torque sig
Rf wheel spd sens sig
Rf wheel speed sens low ref
Right front inlet
Right front iso- lation (w/ tcs)
Right front outlet
Right front prime (w/ tcs)
Right rear inlet
Right rear outlet
Rr wheel spd sens sig
Rr whl spd sen low ref
S155
Solenoid valves
Steering wheel pos sig a
Steering wheel pos sig b
Tan
Underhood fuse block (in underhood compartment, above right front wheel well)
Yaw rate sen sig

Anti-lock Brakes Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

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List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

(attached to left front wheel hub) left front wheel speed sensor (wss)
(attached to left rear wheel hub)
(attached to right front wheel hub) right front wheel speed sensor (wss)
(attached to right rear wheel hub) right rear wheel speed sensor (wss)
(on right side of dash support beam, above dash compartment) g200
(or tan)
10v ref
5v ref
Abs ind
Body control module (bcm) (below left side of dash, left of steering column)
Brake pedal position sensor (above brake pedal assembly)
C1 underhood fuse block (in underhood compartment, above right front wheel c2
Class 2 ser data
Computer data lines system
Ign 1 volt
Instrument panel cluster (ipc)
Interior lights system
Lateral acceler- ometer sig
Left rear wheel speed sensor (wss)
Logic
Low ref
Message center
Nca
Pnk
Red
S255
Service abs sys service stability sys service traction sys stability ctrl active stability ctrl off traction ctrl active traction ctrl off
Steering wheel pos sig a
Steering wheel pos sig b
Steering wheel position sensor (near bottom of steering column)
Stop lamp sw sig
Stop lmp sw sig
Tan
Traction control off ind
Traction control switch
Traction control switch (center of i/p, next to driver information center (dic) display switch assembly)
Traction control switch sig
Well)
Yaw rate & lateral acceleration sensor (at left front corner of right front floor)
Yaw rate sen sig

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

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List of elements for Forced Entry Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(behind top left side of dash) remote control door lock receiver (rcdlr)
(in rear center of left front door)
Antenna sig
Battery
Body control module (bcm) (below left side of dash, left of steering column)
Class 2
Class 2 serial data
Computer data lines system
Delayed locking, door(s) ajar, liftgate ajar, key fob low battery
Door lock ctrl
Door unlock ctrl
Driver door key switch (w/ anti- theft system)
Driver door lock switch (mounted on left front door trim)
Drvr ajar sw sig
Drvr door lock ctrl
Drvr lock sig
Drvr open sw sig
Drvr unlock sig
Exterior lights system
G200 (on right side of dash support beam, above dash compt)
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Ground
Horn ctrl
Horns system
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Instrument panel cluster (ipc)
Interior lights system
Key sw lock sig
Key sw unlock sig
Keyless entry sig
Keyless sig
L slider ajar sw sig
L slider open sw sig
Liftgate open sw sig
Lock
Logic
Message center
Park lamp ctrl
Pass ajar sw sig
Pass lock sig
Pass open sw sig
Pass unlock sig
Passenger door lock switch (mounted on right front door trim)
R slider ajar sw sig
R slider open sw sig
Rfa mdls fuse 7 10a
S255
S555
S666
Security indicator
Tan
Theft led ctrl
Theft light emitting diode (led) (center of dash, near windshield defrost vent, left of ambient light sensor)
Trunk/ lks fuse 1 15a
Unlock
Voltage

Forced Entry Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

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List of elements for Forced Entry Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

"d" pillar)
(in body harness, 5.5 cm from breakout for c313 toward rear of vehicle) s311
(in left sliding door) left middle door lock actuator
(in liftgate) liftgate door lock actuator
(in right sliding door) right middle door lock actuator
A c2
Ajar
B c1
B c2
C1 a
C1 b
C2 a
C2 d
Ctsy
Driver door latch assembly
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
G400 (on lower right
Left door contact plate
Left sliding door jamb switch (on lower left "c" pillar)
Liftgate door jamb switch (in bottom middle of liftgate)
Lock
Open
Passenger door latch assembly
Right door contact plate
Right sliding door jamb switch (on lower right "c" pillar)
S313 (in body harness, 10 cm from breakout for c313 toward rear of vehicle)
S320
S331
S366
S555
S666
S911
Seats system
Sit-n-lift seat diode 3 (in sit-n-lift seat base harness)
Tan
W/ aqw
W/o aqw

Pass-Key Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Pass-Key Wiring Diagram for Buick Terraza CXL 2006:

Battery b+
Body control module (behind left side of dash, left of steering column)
Class 2 data
Data link connector (dlc) (below left side of dash, to left of steering column)
G200 (on right side of dash support beam, above dash compt)
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Instrument panel cluster (ipc)
Logic
Low reference
Nca
Nca ground
Nca low reference
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compt, in air cleaner assembly)
S277
Security indicator
Serial data
Splice pack sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Tan
Theft deterrent exciter module (in steering column surrounding lock cylinder)
Trunk/ lks fuse 1 15a

BODY CONTROL MODULES

Body Control Modules Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Body Control Modules Wiring Diagram for Buick Terraza CXL 2006:

(below left side of dash, left of steering column) body control module (bcm)
10 volt ref
12 volt ref
A/t shift lock ctrl
Actuator lock ctrl
Actuator unlock ctrl
Air conditioning system
Anti-lock brakes system
Anti-theft system
Battery
Battery positive volt
Body control module (bcm) (below left side of dash, left of steering column)
Brk pedal pos sens sig
Chime ctrl
Chmsl bck/up fuse 17 15a
Class 2 serial data
Computer data lines system
Courtesy lmp high ctrl
Courtesy lmps sw off sig
Courtesy lmps sw on sig
Crank volt
Cruise cancel sig
Cruise control system
Current sens sig
Defogger system
Dimmer sw high beam sig
Door lock key sw lock sig
Door locks system
Drl ambient sens sig
Drv door lock sw lock sig
Drv door lock unlock ctrl
Drv dr lock sw unlock sig
Drv heated seat rly ctrl
Drv heated seat sens sig
Exterior lights system
Flash to pass sw sig
Frt wiper sw high sig
Frt wsw fuse 24 15a
G102 (right side of engine compt on frame rail, right of engine fuse block)
G201 (on left side of dash support beam, above bcm)
G301 (on lower left "b" pillar)
Ground
Hazard sw sig
Headlamp sw on sig
Headlamps off sig
Headlights system
High beam rly ctrl
Hood ajar sw sig
Horn rly ctrl
Horns system
Hot at all times
I/p dimming ctrl
I/p dimming voltage
I/p fuse block (right side of dash, behind access panel)
Ignition 1 volt
Ignition 3 volt
Int/ lamp fuse 5 10a
Interior lights system
Key in ignition sw sig
Key switch unlock sig
Keyless entry sig
Left turn sig sw sig
Lf door ajar sw sig
Lf door open sw sig
Lf turn sig lmp volt
Liftgate open sw sig
Low beam rly ctrl
Low ref
Lr door ajar sw sig
Lr door open sw sig
Lr stop/turn lmp sply volt
Navigation system
Park brake sw sig
Park brake switch (on park brake assembly)
Park lamp rly ctrl
Park lamp sw on sig
Pass door lock sw lock sig
Pass dr lock sw unlock sig
Pass heated seat rly ctrl
Pass heated seat sens sig
Pnk
Pnp park sig
Power courtesy lamp
Power distribution system
Rap rly ctrl
Rear defog rly ctrl
Rf door ajar sw sig
Rf door open sw sig
Rf turn sig lmp volt
Right turn sig sw sig
Rr door ajar sw sig
Rr door open sw sig
Rr stop/turn lmp sply volt
Run rly ctrl
S331
Seats system
Security indicator ctrl
Shift interlock system
Starting/charging system
Stop lamp sply voltage
Stop/ trn fuse 12 20a
Tan
Traction ctrl sw sig
Trunk, tailgate, fuel doors system
Trunk/ lks fuse 1 15a
Underhood fuse block (in underhood compartment, above right front wheel well)
Warning system
Washer pump ctrl
Windshield washer sw sig
Wiper motor park sw sig
Wiper sw high sig
Wiper sw low sig
Wiper sw sig 2
Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Computer Data Lines Wiring Diagram for Buick Terraza CXL 2006:

(3.5l: left side of engine compt, in air cleaner assembly)
A11
A12
Body control module (bcm) (below left side of dash, left of steering column)
Class 2 serial data
Data link connector (dlc) (below left side of dash, to left of steering column)
Digital radio receiver (behind left side of dash)
Digital video disc (dvd) player
Driver memory seat module (under driver seat)
Electronic brake control module (ebcm) (lower left side of engine compartment, on left strut tower)
Engine control module (ecm) (3.9l)
G200 (on right side of dash support beam, above dash compt)
Gmlan resistor
Hi spd gmlan serial data +
Hi spd gmlan serial data -
Hot at all times
Hvac control module (in dash center trim panel, beneath radio)
I/p fuse block (right side of dash, behind access panel)
If equipped
Inflatable restraint sensing & diagnostic module (sdm) (on floor below passenger seat)
Instrument panel cluster (ipc)
Left sliding door module (lsdm) (behind left rear interior body panel)
Mobile entertainment player module
Nca
Onstar fuse 6 10a
Powertrain control module (pcm) (3.5l)
Radio
Right sliding door module (rsdm) (behind right rear interior body panel)
S246
S255
Splice pack sp205 (dash harn, near headlamp switch connector, behind left dash access panel)
Tan
Transmission control module (tcm)
Vehicle communication unit (vcu) (behind upper left side of dash, to left of steering column)
W/ multimedia system
W/ onstar
W/ second row side air bags
W/ side impact
W/o multimedia system

COOLING FAN

Cooling Fan Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Cooling Fan Wiring Diagram for Buick Terraza CXL 2006:

(at engine to transmission stud nearest starter, below g113)
(in fuel injector harn, 4 cm from breakout for fuel injector 2, toward fuel injector 3)
(or 2761)
(right side of engine compt, on upper front of radiator support)
3.5l
3.9l
A/c compressor clutch
A/c cltch fuse 6 10a
A/c cltch relay
Class 2 data
Computer data lines system
Diode 3
Ect sensor
Engine controls system
Engine coolant temperature (ect) sensor (3.5l: in left side of rear cylinder head, above transmission) (3.9l: top rear of engine)
Fan 1 fuse 29 30a
Fan 1 relay
Fan 2 fuse 33 40a
Fan 2 relay
Fan 3 relay
G100
G115
Hot at all times
Hot w/ ign main relay energized
Left cooling fan (behind left side of radiator)
Low ref
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compt, in air cleaner assembly)
Red
Right cooling fan (behind right side of radiator)
Rly ctrl
S102
S106
S140 (3.5l)
Underhood fuse block (in underhood compt, above right front wheel well)

CRUISE CONTROL

3.5L VIN L

3.5L VIN L, Cruise Control Wiring Diagram for Buick Terraza CXL 2006

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List of elements for 3.5L VIN L, Cruise Control Wiring Diagram for Buick Terraza CXL 2006:

(in steering column) inflatable restraint steering wheel module coil
10 volt ref
5 volt
Accelerator pedal position (app) sensor (on accelerator bracket)
App sensor 1 sig
App sensor 2 sig
Body control module (bcm) (below left side of dash, left of steering column)
Brake pedal position sensor (above brake pedal assembly)
Brake sen sig
C277
C279
Cancel
Cc sig switch stop lamp volt
Class 2 data
Class 2 serial data
Computer data lines system
Cruise cancel
Cruise control lever
Cruise ind
Cruise/ switch fuse 9 2a
Etc fuse 18 15a
G113 (at engine to transmission stud above g115)
Ground
Hot in run or start
Hot w/ pwr/ trn relay energized
I/p fuse block (right side of dash, behind access panel)
Ign
Ignition 1
Instrument panel cluster (ipc)
Logic
Low ref
Low reference
Nca
Pnk
Powertrain control module (pcm) (left side of engine compartment, in air cleaner assembly)
Radio
Rear object sensor control module (behind right rear interior body panel)
Res+
S155
S202 (in dash harness, 10.5 cm from breakout for c204 toward g200)
Set-
Stop lamp sply
Stop lamp sply volt
Tan
Throttle actuator control module (tac) (left side of intake)
Uart data (pri)
Uart data (sec)
Uart serial data (pri)
Uart serial data (sec)
Underhood fuse block (in underhood compartment, above right front wheel well)
Vehicle speed sensor (vss) (lower right rear of underhood compartment, mounted to right side of transmission)
Vss
Vss high sig
Vss low sig
W/ traffic information receiver
W/o traffic information receiver

3.9L VIN 1

3.9L VIN 1, Cruise Control Wiring Diagram for Buick Terraza CXL 2006

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List of elements for 3.9L VIN 1, Cruise Control Wiring Diagram for Buick Terraza CXL 2006:

(in steering column) inflatable restraint steering wheel module coil
10 volt ref
5 volt
Body control module (bcm) (below left side of dash, left of steering column)
Brake pedal position sensor (above brake pedal assembly)
Brake sen sig
C277
C279
Cancel
Cc sig switch stop lamp volt
Class 2 data
Class 2 serial data
Computer data lines system
Cruise cancel
Cruise control lever
Cruise ind
Cruise/ switch fuse 9 2a
Engine control module (ecm)
Hot in run or start
I/p fuse block (right side of dash, behind access panel)
Ign
Instrument panel cluster (ipc)
Logic
Low ref
Low reference
Nca
Pnk
Radio
Rear object sensor control module (behind right rear interior body panel)
Res+
S202 (in dash harness, 10.5 cm from breakout for c204 toward g200)
Set-
Stop lamp sply
Tac motor ctrl 1
Tac motor ctrl 2
Tan
Throttle actuator control module (tac) (rear of engine, on throttle body assembly)
Tp sensor 1 sig
Tp sensor 2 sig
Transmission control module (tcm)
Underhood fuse block (in underhood compartment, above right front wheel well)
Vehicle speed sensor (vss) (lower right rear of underhood compartment, mounted to right side of transmission)
Vss
Vss high sig
Vss low sig
W/ traffic information receiver
W/o traffic information receiver

DEFOGGERS

Defoggers Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Defoggers Wiring Diagram for Buick Terraza CXL 2006:

"b" pillar) g301
"b" pillar) g302
(on lower left
(on lower right
(on lower right "d" pillar) g400
A c1
A c2
Body control module (bcm) (below left side of dash, left of steering column)
Class 2 data
Class 2 serial data
Def indicator control
Defogger indicator
Defogger request
Defogger switch
Driver outside rearview mirror
Hot at all times
Htd/ mir fuse 16 10a
Hvac control module (in dash center trim panel, beneath radio)
I/p fuse block (right side of dash, behind access panel)
Ign
Mirror defogger
Nca
Passenger outside rearview mirror
Rear fog relay control
Rear window defogger grid
Rr defog fuse 36 40a
Rr defog relay 30
S555
S666
S911
Splice pack sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Underhood fuse block (in underhood compt, above right front wheel well)

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Electronic Suspension Wiring Diagram for Buick Terraza CXL 2006:

Acces- sory volt
Alc air inflator sol ctrl
Alc exhaust sol ctrl
Alc inflation ind ctrl
Alc inflation timer ctrl
Alc rly control
Automatic level control (alc) compressor (on left rear frame)
Automatic level control (alc) compressor relay
Automatic level control (alc) inflator air switch (in left rear interior body panel)
Automatic level control (alc) sensor (right of left rear wheel, attached to lower control arm)
Automatic level control (alc) solenoid valve (behind left rear interior body panel)
Battery
Elc fuse 15 25a
Elc fuse 2 20a
Exhaust solenoid valve
G401 (on lower left "d" pillar)
Ground
Hot at all times
Hot w/ rap relay energized
I/p fuse block (right side of dash, behind access panel)
S300
S431
S433
W/ inflator

ENGINE PERFORMANCE

3.5L VIN L

3.5L VIN L, Engine Performance Wiring Diagram (1 of 4) for Buick Terraza CXL 2006

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List of elements for 3.5L VIN L, Engine Performance Wiring Diagram (1 of 4) for Buick Terraza CXL 2006:

(at engine to transmission stud above g115) g113
(in fuel injector harness, 4 cm (1.6 in) from breakout for fuel injector 2 toward fuel injector 3 s140
(on left top rear of engine) exhaust gas recirculation valve
(pins 64-72 not used)
(top right rear of engine) manifold absolute pressure sensor
12 v ref
5 volt ref
Ckp sensor sig
Cmp sensor sig
Ect sensor sig
Egr pos sig
Egr sol high
Egr sol low
Engine coolant temperature sensor (in left side of rear cylinder head, above transmission)
Engine oil pressure switch (starter motor)
Evap canister purge solenoid (on left side of engine, rear of throttle body)
Evap purge sol
Fuel inj 1
Fuel inj 2
Fuel inj 3
Fuel inj 4
Fuel inj 5
Fuel inj 6
Fuel injectors
Gen fd duty
Gen on sig
Ground
Heated oxygen sensor (ho2s) 1 (in right bank exhaust manifold, before catalytic converter)
Ho2s heater 1
Ho2s sig high
Ho2s sig low
Ic 1 ctrl
Ic 2 ctrl
Ic 3 ctrl
Knock sensor bank 1 (right side of engine block)
Knock sensor bank 2 (left side of engine block)
Ks 1 sig
Ks 2 sig
Low ref
Map sensor sig
Nca
Oil press sig
Pnk
Powertrain control module (left side of engine compt, in air cleaner assembly)
S142
S155
Starting/ charging system
Tan
Uart data

3.5L VIN L, Engine Performance Wiring Diagram (2 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.5L VIN L, Engine Performance Wiring Diagram (2 of 4) for Buick Terraza CXL 2006:

(at engine to transmission stud above g115) g113
(awd)
(in air intake) mass air flow/ intake air temperature sensor
(left side of intake) throttle actuator control module
(lower rear of engine) crankshaft position sensor
(right side of engine) camshaft position sensor
1-2 shift sol
2-3 shift sol
2ndary uart
5 volt ref
Aap sensor 1
Accelerator pedal position sensor (on accelerator bracket)
Anti-lock
App sensor 2
At iss high sig
At iss low sig
Axle act cntrl
Brakes anti-lock
Controls transmission
Dlvd torq sig
Ground
Heated oxygen sensor (ho2s) 2 (in exhaust after catalytic converter)
Ho2s heater 2
Ho2s sig high 2
Ho2s sig low 2
Iat
Iat sensor sig
Ign 1 volt
Ignition control module (icm) (top rear of eng)
Low ref
Maf
Maf sensor sig
Nca
Pc sol high
Pc sol low
Pnk
Powertrain control module (left side of engine compt, in air cleaner assembly)
Primary uart
Range sw 3
Range sw b
Range sw p
Req torq sig
Stop lamp
System
System brakes
Tan
Tcc pwm sol
Tcc release
Tft sns sig
Trans range sw
Vehicle spd
Vss high sig
Vss low sig

3.5L VIN L, Engine Performance Wiring Diagram (3 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.5L VIN L, Engine Performance Wiring Diagram (3 of 4) for Buick Terraza CXL 2006:

(at engine to transmission stud above g115) g113
(mounted to right side of transmission) vehicle speed sensor
1-2 shift solenoid valve
2-3 shift solenoid valve
Automatic transmission
Automatic transmission fluid temperature sensor
Automatic transmission input shaft speed sensor
Elec ign fuse 15a
Eng snsr/ evap fuse 15a
Etc fuse 18 15a
Fuel inj fuse 15a
Fuel pump fuse 2 15a
Fuel pump relay
G113 (at engine to transmission stud above g115)
Hot at all times
I/p fuse block (right c1 side of dash)
Ign main relay
Internal mode switch
Pcm etc fuse 15a
Pcm ign fuse 14 10a
Pnk
Pressure control solenoid valve
Pwr/ trn relay
Red
S155
S171
S175
Tan
Torque converter clutch release seat
Torque converter clutch solenoid valve
Trans sols fuse 11 10a
Underhood fuse block (above right front wheel well)

3.5L VIN L, Engine Performance Wiring Diagram (4 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.5L VIN L, Engine Performance Wiring Diagram (4 of 4) for Buick Terraza CXL 2006:

(in dash harness,
(on high pressure hose, near high pressure hose connection to a/c compressor) a/c refrigerant pressure sensor
(on lower left "b" pillar) g301
15 cm from breakout for c203 toward right side of dash) s273
5 volt ref
A/c clutch relay
A/c press sig
Acc
Air conditioning system
Battery
Body control module (below left side of dash, left of steering column)
Cnstr/ vent fuse 19 10a
Computer data lines system
Cooling fans system
Cruise control system
Cruise sig
Evap canister vent solenoid (above fuel tank)
Evap vent sol
Frt wsw fuse 24 15a
Fuel level sig
Fuel pump & sender assembly (top of fuel tank)
Fuel pump relay
Fuel tank press
Fuel tank pressure sensor (top of fuel tank)
High fan
Hot at all times
I/p fuse block (right side of dash)
Ignition 1
Ignition 3
Ignition switch
Instrument panel cluster
Lock
Low fan
Low ref
Malfunction indicator lamp (mil)
Mil control
Pcm relay
Pnk
Powertrain control module (left side of engine compt, in air cleaner assembly)
Run
S279 (in steering column harness, 20 cm from c201)
S306 (handicapped)
S371 (in fuel tank harness, 30 cm from c305)
Serial data
Start
Starter enable
Starting/charging system
Stop lamp sw
Tan
Underhood fuse block
Underhood fuse block (above right front wheel well)
Vehicle speed sig

3.9L VIN 1

3.9L VIN 1, Engine Performance Wiring Diagram (1 of 4) for Buick Terraza CXL 2006

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List of elements for 3.9L VIN 1, Engine Performance Wiring Diagram (1 of 4) for Buick Terraza CXL 2006:

(at engine to transmission stud above g115)
(early production ks1 & late production ks2: left side of engine block; late production ks1 & early production ks2: right side of engine block)
5 volt ref
Camshaft position actuator solenoid (front of
Ckp sensor sig
Cmp sensor sig
Engine control module
Engine oil pressure sensor (lower left side of engine block)
Engine)
Fuel inj 1
Fuel inj 2
Fuel inj 3
Fuel inj 4
Fuel inj 5
Fuel inj 6
Fuel injectors
G113
G113 (at engine to transmission stud above g115)
Ground
Heated oxygen sensor (ho2s) 1 (in right bank exhaust manifold, before catalytic converter)
Heated oxygen sensor (ho2s) 2 (in exhaust after catalytic converter)
Ho2s heater 1
Ho2s heater 2
Ho2s sig high 1
Ho2s sig high 2
Ho2s sig low 1
Ho2s sig low 2
Iat
Iat sens sig
Ic 3 control
Ic1 control
Ic2 control
Ignition 1
Ignition control module (icm) (top of valve cover)
Knock sensor bank 1
Knock sensor bank 2
Ks 1 sig
Ks 2 sig
Low ref
Maf
Maf sens sig
Mass air flow/ intake air temperature sensor (in air intake)
Nca
Oil sens sig
Pnk
S142
S155
Sol high ctrl
Tac mtr ctrl 1
Tac mtr ctrl 2
Tan
Tan c
Throttle actuator control module (on throttle body)
Tp sensor sig 1
Tp sensor sig 2

3.9L VIN 1, Engine Performance Wiring Diagram (2 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.9L VIN 1, Engine Performance Wiring Diagram (2 of 4) for Buick Terraza CXL 2006:

(67 to 73 not used)
(at engine to transmission stud above g115)
(front of intake manifold) intake manifold tuning solenoid valve
(on high pressure hose, near high pressure hose connection to a/c compressor) a/c refrigerant pressure sensor
(top front of engine) camshaft position sensor
(top front of engine) crankshaft position sensor
(top of intake manifold) manifold absolute pressure sensor
(top rear of engine) engine coolant temperature sensor
(top rear of intake manifold) evap canister purge solenoid
5 volt ref
A/c sens sig
Air conditioning system
Anti-lock
Brakes anti-lock
Computer data lines system
Deli torque sig
Ect sens sig
Engine control module
Engine oil level switch (base of oil pan)
G113
G113 (at engine to transmission stud above g115)
Gen cycle sig
Gen turn sig
Lines system computer data
Lo speed fan
Low ref
Map sensor sig
Oil level sig
Out put sig
Park/neut sig
Pnk
Red
Req torque sig
S155
Sens sig
Serial data
System
System brakes
System starting/charging
Tan
Variable ctrl

3.9L VIN 1, Engine Performance Wiring Diagram (3 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.9L VIN 1, Engine Performance Wiring Diagram (3 of 4) for Buick Terraza CXL 2006:

Accelerator pedal position sensor (on accelerator bracket)
Automatic transmission
Elec ign fuse 15a
Eng snsr/ evap fuse 15a
Etc fuse 18 15a
Fuel inj fuse 15a
Fuel pump fuse 2 15a
Fuel pump relay
G113 (at engine to transmission stud above g115)
Hot at all times
I/p fuse block (right c1 side of dash)
Ign
Ign main relay
Pcm etc fuse 9 15a
Pcm ign fuse 14 10a
Pnk
Pwr/ trn relay
S155
S159
S175
Sig
Tan
Transmission control module (left side of engine compartment, rear of coolant reservoir, above strut tower)
Underhood fuse block (above right front wheel well)

3.9L VIN 1, Engine Performance Wiring Diagram (4 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.9L VIN 1, Engine Performance Wiring Diagram (4 of 4) for Buick Terraza CXL 2006:

(on lower left "b" pillar) g301
5 volt ref
A/c clutch relay
Acc
Air conditioning system
App sensor 1 sig
App sensor 2 sig
Battery
Body control module (below left side of dash, left of steering column)
Cnstr/ vent fuse 19 10a
Computer data lines system
Cruise control system
Cruise ctrl sig
Engine control module
Evap canister vent solenoid (above fuel tank)
Evap vent sol
Frt wsw fuse 24 15a
Fuel level sig
Fuel pump & sender assembly (top of fuel tank)
Fuel pump relay
Fuel tank pressure sensor (top of fuel tank)
Fuel tank sens
Hi speed fan rly
Hot at all times
I/p fuse block (right side of dash)
Ignition 1 voltage
Ignition 3
Ignition switch
Instrument cluster system
Instrument panel cluster
Lock
Logic
Low ref
Malfunction indicator lamp (mil)
Mil control
Pnk
Rly ctrl
Run
S139
S273
S279
S306 (w/ handicapped) (in body harness, 21 cm from c200)
S371 (in fuel tank harness, 30 cm from c305)
Serial data
Start
Starter rly ctrl
Starting/charging system
Stop lamp volt
Tan
Underhood fuse block (above right front wheel well)
Vehicle speed sig

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Backup Lamps Wiring Diagram for Buick Terraza CXL 2006:

(at engine to transmission stud above g115) g113
3.5l
3.9l
Automatic transmission
Backup lmp sup volt
Batt positive volt
Body control module (bcm) (below left side of dash, left of steering column)
Chmsl back-up fuse 17 15a
G400 (on lower right "d" pillar)
G401 (on lower left "d" pillar)
Ground distribution system
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Internal mode switch (ms)
Left back-up lamp
Navigation system (rear parking assist)
Range sw b
Right back-up lamp
S155
S317 (in body harn, 23.5 cm from breakout for c313 toward rear of vehicle)
S404
Sig a
Sig b
Trans range sw
Transmission control module (tcm)

Exterior Lamps Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(on lower right "b" pillar)
5v ref
Auto
Batt pos voltage
Batt positive voltage
Body control module (bcm) (below left side of dash, left of steering column)
Brake pedal position sensor (above brake pedal assembly)
Brk pos sens sig
Center high mounted stop lamp
Chmsl resistor
Class 2 ser data
Computer data lines system
G100 (right side of engine compt on upper front of radiator support)
G101 (left side of engine compt on upper front of radiator support)
G200 (on right side of dash support beam, above dash compt)
G302
Hazard sw sig
Head
Headlight switch
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Left front marker lamp
Left front park/ turn signal lamp
Lf trn sig vlt
Low ref
Lr stop/turn lmp vlt
Lt trn sig sw
Nca
Off
Park
Park lamp relay 28
Park/lamp fuse 20 10a
Prk lmp rly ctrl
Prk lmp sw on sig
Rf trn sig vlt
Right front marker lamp
Right front park/ turn signal lamp
Rr stop/turn lmp vlt
Rt trn sig sw
S100
S101
S102
S103
S255
S277
S913
Stop/ trn fuse 12 20a
Tan
Turn signal/ multi-function switch (on left side of upper steering column)
Underhood fuse block (in underhood compartment, above right front wheel well)

Exterior Lamps Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

Back-up lamp circuit
Cluster/ hvac fuse 8 10a
Computer data lines system
Elc fuse 25a
G200 (on right side of dash support beam, above dash compartment)
G400 (on lower right "d" pillar)
G401 (on lower left "d" pillar)
Ground
Hazard switch
Hot at all times
I/p fuse block (right side of dash, behind access panel)
I/p multi- function switch
Instrument panel cluster
Ipc
Ipc class 2 data
Left back-up lamp
Left front turn lamp out left rear turn lamp out park lamps on right front turn lamp out right rear turn lamp out service park lamp turn turn signal on
Left license lamp
Left tail lamp
Left tail/ stop & turn signal lamp
Left turn sig ind
Logic
Message center
Right back-up lamp
Right license lamp
Right tail lamp
Right tail/ stop & turn signal lamp
Right turn sig ind
S255
S404
S431
S433
S900 (in liftgate harn, 6.5 cm from breakout for right license lamp toward rear window wiper motor)
S911
Tan

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Buick Terraza CXL 2006:

(3.9l) engine control module (3.5l) powertrain control module
(in underhood compt, above right front wheel well) underhood fuse block
3.5l
3.9l
A/c compressor clutch
Automatic level control (alc) compressor
Automatic level control (alc) sensor
Automatic transmission
Auxiliary blower motor control module
Battery
Body control module (bcm)
C175
Diode 3
Electronic brake control module
Engine oil level switch
Fan 2 relay
Fuel pump relay
G100 (right side of engine compt on upper front of radiator support)
G101 (left side of engine compt on upper front of radiator support)
G102 (right side of engine compt on frame rail, right of engine fuse block)
G113 (at engine to transmission stud above g115)
G115 (at engine to transmission stud nearest starter, below g113)
G401 (on lower left "d" pillar)
Hood ajar switch
Ign main relay
Ignition control module (icm)
Intake manifold tuning (imt) solenoid valve
Internal mode switch
Left backup lamp
Left front marker lamp
Left front park/ turn signal lamp
Left high beam headlamp
Left horn
Left low beam headlamp
Left sliding door module (lsdm)
Left tail lamp
Left tail/ stop & turn signal lamp
Mass air flow (maf)/ intake air temperature (iat) sensor
Right cooling fan
Right front marker lamp
Right front park/ turn signal lamp
Right high beam headlamp
Right horn
Right low beam headlamp
S100 (in right headlamp harness, 8 cm from c104)
S101 (in left headlamp harness, 8 cm from c103)
S102 (in forward lamp harness, 6.5 cm from breakout for g100, toward c110)
S103 (in forward lamp harness, 5 cm from breakout for c103, toward left horn)
S106 (in forward lamp harness, 10 cm from breakout for c104 toward c110)
S155 (in engine harness, 10 cm from breakout for maf/iat sensor toward pcm)
S413 (w/ rear a/c) (in body harness, 6.5 cm from breakout for c479 toward left "c" pillar)
S431 (in alc jumper harness, inside vehicle, 24 cm from pass-through)
Throttle actuator control (tac) module
Transmission control module (tcm)
W/ automatic level control
W/ left power sliding door
W/ rear a/c
W/ rear a/c & left power sliding door
W/ remote keyless entry
W/ trailer provisions
W/o rear a/c

Ground Distribution Wiring Diagram (2 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Buick Terraza CXL 2006:

(in underhood compt, above right front wheel well) underhood fuse block
(right side of dash, behind access panel) i/p fuse block
A/t shift lock control solenoid
A12
Ambient light sensor
Audio coupling transformer
Blower motor resistor assembly
Body control module (bcm)
Brake fluid level switch
C277
C279
Cigar lighter
Data link connector (dlc)
Digital radio receiver
Digital video disc (dvd) player
Front auxiliary power outlet
G200 (on right side of dash support beam, above dash compt)
G201 (on left side of dash support beam, above bcm)
Headlamp switch
Hvac control module
I/p multifunction switch
Ignition switch
Inflatable restraint passenger air bag on/off indicator
Inflatable restraint steering wheel module coil
Instrument panel cluster (ipc)
Left steering wheel control switch assembly
Mobile entertainment player module
Nca
Radio
Rear window washer fluid pump
Remote control door lock receiver (rcdlr)
Right steering wheel control switch assembly
S200 (in dash harness, 6.5 cm from breakout for c204 toward g200)
S246 (in dash harness, 12.5 cm from breakout for recirculation actuator toward left side of dash)
S255 (in dash harness, main bundle, 9 cm from breakout for app sensor toward left side of dash)
S259 (in dash harness, main bundle, 5 cm from breakout for defrost actuator toward right side of dash)
S277 (in steering column harness, 20 cm from c201)
S337
S390
S392
Steering wheel
Stop lamp relay 27
Theft deterrent exciter module
Theft light emitting diode (led)
Turn signal/ multifunction switch
Vehicle communication unit (vcu)
W/ accessory steering wheel control
W/ digital radio
W/ intermittent rear window wiper system
W/ late production
W/ multimedia system
W/ onstar & navigation
W/ rear seat entertainment system
W/o accessory steering wheel control
W/o multimedia system
Windshield washer fluid pump
Windshield wiper motor
Wpr 1 relay
Wpr 2 relay

Ground Distribution Wiring Diagram (3 of 4) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Buick Terraza CXL 2006:

(if equipped) driver seat adjuster switch
(w/ front heated seat) driver back heated seat element
(w/ front heated seat) driver heated seat relay
(w/ memory seat) driver memory seat module
(w/ memory seat) memory seat switch
A/t w/ over drive
Accessory ac/dc power control module
Ag0
Body control module (bcm)
Differential clutch pump actuator valve check
Driver door key switch
Driver door latch assembly
Driver door lock switch
Driver outside rearview mirror
Driver window switch
Fuel pump
Fuel pump & sender assembly
G301 (on lower left "b" pillar)
G400 (on lower right "d" pillar)
Left door contact plate
Left license lamp
Left seat belt switch
Left sliding door detent switch
Left sliding door jamb switch
Left sliding door open/ close switch
Left sliding door unlatch actuator
Liftgate door jamb switch
Manual seat
Nca
Outside rearview mirror switch
Power seat
Rear auxiliary power outlet
Rear window defogger grid
Rear window wiper motor
Right backup lamp
Right license lamp
Right sliding door module (rsdm)
Right tail lamp
Right tail/ stop & turn signal lamp
S331 (w/e59: in body harness, 6.5 cm from breakout for left side impact sensor toward left seat belt pretensioner)
S351 (in driver seat harness, 6.5 cm from breakout for seat belt switch toward seat heater relay)
S404 (in body harness, 6.5 cm from breakout for c480 toward right power sliding door module)
S555 (in driver door harness, 10 cm from breakout for driver window switch)
S751 (in left sliding door harness, 12 cm from breakout left middle door lock actuator toward rear of door)
S911 (in liftgate harness, 6.5 cm from breakout for left license lamp toward right license lamp)
W/ left power sliding door
W/ rear seat electrical receptacle & right power sliding door
W/ rear seat electrical receptacle, w/o right power sliding door
W/ right power sliding door

Ground Distribution Wiring Diagram (4 of 4) for Buick Terraza CXL 2006

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List of elements for Ground Distribution Wiring Diagram (4 of 4) for Buick Terraza CXL 2006:

(if equipped) garage door opener
(if equipped) passenger seat adjuster switch
(in mobility seat interface harness, 57 cm from breakout for c314)
(in passenger door harness, 10 cm from breakout for passenger window switch) s666
(w/ front heated seat) passenger back heated seat element
(w/ front heated seat) passenger heated seat relay
(w/ right power sliding door) right sliding door open/close switch
(w/ second row side air bags)
(w/ side impact)
Cargo lamp
Center courtesy/ reading lamp
Center high mounted stop lamp (chmsl)
Chmsl resistor
Front courtesy/ reading lamp
G302 (on lower right "b" pillar)
Inflatable restraint front passenger presence system (pps) module
Inflatable restraint sensing & diagnostic module (sdm)
Left roof rail reading lamp
Left vanity mirror lamp
Lift lower limit switch
Lift upper limit switch
Manual seat
Nca
Overhead console multifunction switch
Passenger door latch assembly
Passenger door lock switch
Passenger outside rearview mirror
Passenger window switch
Power seat
Rear object sensor control module
Right door contact plate
Right roof rail reading lamp
Right seat belt switch
Right sliding door detent switch
Right sliding door jamb switch
Right sliding door unlatch actuator
Right vanity mirror lamp
S320
S340 (in passenger seat harness, 27 cm from breakout for seat belt switch toward seat heater relay)
S360
S366 (in mobility seat interface harness, 10 cm from right sliding door jamb switch)
S379 (in mobility seat base harness)
S380 (in headliner harness, 6.5 cm from breakout for c308 toward center courtesy/reading lamp)
S388 (in headliner harness, 6.5 cm from breakout for right sunshade toward left sunshade)
S848 (in right sliding door harness, 12 cm from breakout right middle door lock actuator toward rear of door)
S913 (in liftgate harness, 26.5 cm from chmsl)
Sit-n-lift seat ignition relay
Sit-n-lift seat module
Sit-n-lift seat remote
Splice pack sp370 (in mobility seat base harness)
Splice pack sp372 (in mobility seat base harness)
Swivel inside limit switch
Swivel motor
Swivel outside limit switch
W/ handicapped
W/ rear parking assist
W/ right power sliding door
W/ sit-n-lift seat
W/o handicapped
W/o sit-n-lift seat

HEADLIGHTS

Headlights Wiring Diagram for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Headlights Wiring Diagram for Buick Terraza CXL 2006:

(in underhood compt, above right front wheel well) underhood fuse block
Ambient light sensor (in center of dash upper trim panel)
Auto
Body control module (bcm) (below left side of dash, left of steering column)
Class 2 ser data
Class 2 serial data
Computer data lines system
Dimmer switch hi bm sig
Drl amb lt sens sig
Exterior lights system
Flash to pass signal
Ftp
G100 (right side of engine compt on upper front of radiator support)
G101 (left side of engine compt on upper front of radiator support)
G200 (on right side of dash support beam, above dash compt)
Head
Headlamp switch
Headlamps off signal
Headlamps on signal
Headlamps suggested
Hi beam relay
High
High beam ind
High beam relay control
Hot at all times
Instrument panel cluster (ipc)
Left front park/turn signal lamp
Left high beam headlamp
Left low beam headlamp
Lf turn sig lmp sply volt
Lh hi beam fuse 4 10a
Lh lo beam fuse 8 10a
Lo beam relay
Logic
Low beam relay control
Message center
Off
Park
Rf turn sig lmp sply volt
Rh hi beam fuse 1 10a
Rh lo beam fuse 12 10a
Right front park/turn signal lamp
Right high beam headlamp
Right low beam headlamp
S100
S101
S102
S103
S255
S277
Turn signal/ multifunction switch

HORN

Horn Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Horn Wiring Diagram for Buick Terraza CXL 2006:

(below left side of dash, left of steering column)
(in forward lamp harness,13 cm from breakout for g100, toward c100) s104
(in steering column)
Body control module (bcm)
C277
C279
Cruise
G100 (right side of engine compartment on upper front of radiator support)
G101 (left side of engine compartment on upper front of radiator support)
G201 (on left side of dash support beam, above bcm)
H b
Horn fuse 7 15a
Horn relay
Horn relay ctrl
Horn switch
Hot at all times
Inflatable restraint steering wheel module coil
Left horn (left front of vehicle, below left headlamp housing)
Nca
Right horn (right front of vehicle, below right headlamp housing)
S103
S106
Steering wheel
Tan
Underhood fuse block (above right front wheelwell)
W/ electronic cruise w/o electronic

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(on right side of dash support beam, above dash compt) g200
Abs indicator
Air bag indicator
Ambient air temp sens sig
Ambient air temperature sensor (early production) (at left radiator support, behind front bumper fascia)
Bat pos voltage
Brake indicator
Brk fluid lvl sens sig
Charging system indicator
Chime
Class 2 serial data
Clstr/ hvac fuse 8 10a
Cruise control on indicator
Dic info dn sig
Dic info up sig
Dic menu sig
Dic set/reset sw sig
Engine controls system
Engine coolant temperature gage
Fuel gage
Gnd
High beam indicator
Hot at all times
Hot coolant indicator
I/p fuse block (right side of dash, behind access panel)
Ign 1 voltage
Illumination
Instrument panel cluster (ipc)
Interior lights system
Left turn indicator
Logic
Low fuel indicator
Low oil pressure indicator
Low ref
Malfunction indicator
Message center
Odo/trip
Pass seat belt ind
Pnk
Prnd321
Right turn indicator
S255
Seat belt indicator
Security indicator
Sens sig
Speedometer
Tachometer
Traction control off indicator

Instrument Cluster Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

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List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

(in fuel tank harness, 30 cm from c305) s371
3.5l
3.9l
5v ref 1
Body control module (bcm) (below left side of dash, left of steering column)
Brake fluid level switch (at left rear of engine compt, in master cylinder fluid reservoir)
Class 2 serial data
Computer data lines system
Engine controls system
Engine oil level switch (base of oil pan)
Engine oil pressure (eop) sensor (3.9l) (lower left side of engine block)
Engine oil pressure (eop) switch (3.5l) (front center of engine block, above starter)
Fuel level sensor
Fuel lvl sens sig
Fuel pump & sender assembly (in top of fuel tank)
G113 (at engine to transmission stud above g115)
G200 (on right side of dash support beam, above dash compt)
I/p multifunction switch
Info dn
Info up
Low ref
Menu
Oil lvl sw sig
Oil pres sens sig
Oil pres sw sig
Park brake sw sig
Park brake switch (on park brake assembly)
Pnk
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (left side of engine compt, in air cleaner assembly)
Reset or english/ metric
S155
S255
Tan

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Courtesy Lamps Wiring Diagram for Buick Terraza CXL 2006:

(in headliner harness, 6.5 cm from breakout for c308 toward right sunshade) s382
(w/ handicapped)
(w/o handicapped)
A c2
Battery positive
Body control module (bcm) (below left side of dash, left of steering column)
C2 d
Cargo lamp
Center courtesy/ reading lamp
Courtesy high ctrl
Ctsy defeat
Ctsy lamps sw off
Ctsy lamps sw on
Ctsy on
D c2
Driver door latch assembly
Front courtesy/ reading lamp
G200 (on right side of dash support beam, above dash compartment)
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
G400 (on lower right "d" pillar)
Headlamp switch
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Inadvertent power
Int/ lamp fuse 5 10a
Left roof rail reading lamp
Left sliding door jamb switch (on lower left "c" pillar)
Left vanity mirror lamp
Lf door open sw
Liftgate door jamb switch (in bottom middle of liftgate)
Liftgate open sw
Lr door open sw
Passenger door latch assembly
Rf door open sw
Right roof rail reading lamp
Right sliding door jamb switch (on lower right "c" pillar)
Right vanity mirror lamp
Rr door open sw
S255
S331
S366 (w/ handicapped)
S368
S380
S388
S555
S666
S911
Sit-n- lift seat diode 3
Tan

Instrument Illumination Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Instrument Illumination Wiring Diagram for Buick Terraza CXL 2006:

(in steering wheel harness, 10 cm from left steering wheel control switch assembly) s295
A c1
A c2
Auto
B c1
B c2
B4 c1
B5 c1
Battery b+
Body control module (bcm) (below left side of dash, left of steering column)
C1 j
C1 k
C277 c
C279 c
Dimmer
Dimmer low ref
Dimming voltage ref
Driver door lock switch (mounted on left front door trim)
Driver window switch (mounted on left front door trim)
Driver window switch) s551
G200 (on right side of dash support beam, above dash compartment)
G201 (on left side of dash support beam, above bcm)
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Garage door opener (if equipped)
Head
Headlamp switch
Hot at all times
Hvac control module (in dash center trim panel, beneath radio)
I/p dimming ctrl
I/p fuse block (right side of dash, behind access panel)
I/p multi- function switch
Illum
Inflatable restraint steering wheel module coil (in steering column)
Instrument panel cluster (ipc)
Int/ lamp fuse 5 10a
Left sliding door open/ close switch (if equipped)
Left steering wheel control switch assembly
Logic
Memory seat switch
Off
Outside rearview mirror switch
Overhead console multi- function switch
Park
Park lamps on
Passenger door lock switch (mounted on right front door trim)
Passenger window switch (mounted on right front door trim)
Pnk
Radio
Right sliding door open/ close switch
Right steering wheel control switch assembly
S246
S251
S255
S257 (8.5 cm from breakout for ipc toward right side of dash)
S293
S315 (18.5 cm from breakout for c313 toward rear of vehicle)
S331
S380
S384 (in headliner harness, 13 cm from breakout for c308 toward right sunshade)
S388
S555
S666
Starting/ charging system
Strg whl illum fuse 10 2a
W/ accessory steering wheel control
W/ driver 2 position memory
W/ sliding door
W/o sliding door

MEMORY SYSTEMS

Memory Systems Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Memory Systems Wiring Diagram for Buick Terraza CXL 2006:

(4.5 cm from breakout for seat adjuster toward memory seat module) s353
25a
5v ref
A10
A11
A12
B10
B11
B12
Back
Batt (high current)
Class 2 serial data
Computer data lines system
Driver
Driver memory seat module (under driver seat)
Driver seat adjuster motor assembly
Driver seat adjuster switch
Driver seat recline motor (in driver seat back)
Exit
Front down
Front up
Front vert down
Front vert down ctrl
Front vert up
Front vert up ctrl
Front vertical motor
Frt vert pos sens
Fwd
G301 (on lower left "b" pillar)
Ground
H (not used)
Horizontal motor
Horizontal pos sens
Horz fwd
Horz fwd ctrl
Horz rwd
Horz rwd ctrl
Hot at all times
I/p fuse block (right side dash, behind access panel)
Interior lights system
Low ref
Memory 1
Memory 2
Memory seat switch
Nca
Pwr seats circuit breaker
Rear down
Rear up
Rear vert down
Rear vert down ctrl
Rear vert pos sens
Rear vert up
Rear vert up ctrl
Rear vertical motor
Recline back
Recline fwd
Recline fwd ctrl
Recline pos sens
Recline rwd
Recline rwd ctrl
S351
S357 (20.5 cm from breakout for seat adjuster toward memory seat module)
S555
Tan
Voltage ref

NAVIGATION

Navigation Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Navigation Wiring Diagram for Buick Terraza CXL 2006:

(on left side of dash support beam, above bcm) g201
3.5l
3.9l
A12
Battery
Class 2 serial data
Computer data lines system
Gps antenna
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Nca
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compt, in air cleaner assembly)
Radio
Radio amp fuse 4 20a
Rear object sensor control module (behind right rear interior body panel)
S202 (w/ navigation)
S259
Throttle actuator control (tac) module (left side of intake)
Underhood fuse block (in underhood compt, above right front wheel well)
Vss
Vss sig

Parking Assistant Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Parking Assistant Wiring Diagram for Buick Terraza CXL 2006:

(or 350)
3.5l
3.9l
Backup lamp sply voltage
Body control module (bcm) (below left side of dash, left of steering column)
C2 b
Center amber ind
Center amber ind ctrl
Exterior lights & mirrors systems
F c2
G302 (on lower
Ground
Hot in run or start
Hvac/rpa/ cruise fuse 17 10a
I/p fuse block (right side of dash, behind access panel)
Ign 1 voltage
Left amber ind
Left amber ind ctrl
Left rear corner object sensor (left outer edge of rear bumper fascia)
Left rear middle object sensor (left center area of rear bumper fascia)
Low reference
Lr corner object sens sig
Lr middle object sens sig
Object sens low ref
Object sens sply voltage
Overhead console multi- function switch
Park assist disable sw
Pnk
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compt, in air cleaner assembly)
Radio
Rear object sensor control module (behind right rear interior body panel)
Rear parking assist (rpa) diagnostic connector (behind right rear interior body panel)
Rear parking assist (rpa) display
Rear parking assist chime
Rear parking assist chime sig
Rear parking diagnostic sig
Red ind
Red ind crtl
Right "b" pillar)
Right rear corner object sensor (right outer edge of rear bumper fascia)
Right rear middle object sensor (right center area of rear bumper fascia)
Rr corner object sens sig
Rr middle object sens sig
S202 (w/ navigation)
S317 (in body harness, 23.5 cm from breakout for c313 toward rear of vehicle)
S320
S388
S480 (in rear parking assist harness, 18 cm from breakout for right middle object sensor toward left middle sensor)
S482 (in rear parking assist harness, 24 cm from breakout for right middle object sensor toward left middle sensor)
Sensor signal
Telltale assembly sply voltage
Throttle actuator control (tac) module (left side of intake)
Underhood fuse block (in underhood compt, above right front wheel well)
Vehicle speed sig
Vss sig

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Buick Terraza CXL 2006

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List of elements for Power Distribution Wiring Diagram (1 of 4) for Buick Terraza CXL 2006:

(diagram 1 of 4)
12 volt reference
3.5l
3.9l
A/c cltch fuse 10a
A/c cltch relay
Abs motor fuse 60a
Acc
Batt main 1 fuse 40a (early production, no information available)
Batt main 2 fuse 60a
Batt main 3 fuse 60a
Battery
Blower motor resistor assembly
Body control module (bcm)
Crank voltage
Crnk relay
Electronic brake control module (ebcm)
Engine control module (ecm)
Fan 1 fuse 30a
Fan 1 relay
Fan 2 fuse 40a
Fan 2 relay
Fan 3 relay
From batt main 3 fuse b
From horn fuse c
Frt blwr hi fuse 40a
Frt wiper fuse 25a
Frt wsw fuse 15a
Fuel pump fuse 15a
Fuel pump relay
Generator
Hi beam relay
Horn fuse 15a
Horn relay
Ignition switch
Ignition voltage
Ip fuse block (right side of dash, behind access panel)
Lo beam relay
Lock
Pcm etc fuse 15a
Pnk
Powertrain control module (pcm)
Pwr/trn relay
Red
Rr defog fuse 40a
Rr defog relay 30
Run
Run rly relay
S135 (in engine harness, 5 cm from breakout for starter motor)
S139
S159
S160
S279 (in steering column harness, 20 cm from c201)
Start
Starter motor
Strtr sol fuse 40a
To 115 vac auxiliary power outlet (diagram 2 of 4)
To aux/pwr 12vdc fuse (diagram 2 of 4)
To fan 1 fuse (diagram 1 of 4)
To frt wsw fuse (diagram 1 of 4)
To ip fuse block (diagram 3 of 4)
To ip fuse block (diagram 4 of 4)
Transmission control module (tcm)
Underhood fuse block (in underhood compt, above right front wheel well)
W/ auxiliary power outlet
Wpr 1 relay

Power Distribution Wiring Diagram (2 of 4) for Buick Terraza CXL 2006

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List of elements for Power Distribution Wiring Diagram (2 of 4) for Buick Terraza CXL 2006:

(diagram 1 of 4)
(in engine harness, 59 cm from engine fuse block) s175
(in mobility seat base harness)
(in mobility seat interface harness, 9 cm from breakout pnk for c206) s362
(in transmission harness, 9.5 cm from c175) s171
(not used)
(w/ cruise control)
(w/ side air bags)
(w/o side air bags)
1-2 shift solenoid (1-2 ss) valve
115 vac auxiliary power outlet
2-3 shift solenoid (2-3 ss) valve
3.9l
A10
Abs fuse 10a
Ac/cltch relay
Ac/dc invrtr fuse 25a
Accessory ac/dc power control module (behind right rear interior body panel)
Air bag fuse 10a
Apo neutral
Apo phase a
Automatic transmission
Aux/pwr 12vdc fuse 25a
Batt +
Body control module
C175
C277
C279
Cigar lighter
Crank relay
Cruise control lever
Cruise/switch fuse 2a
Electronic brake control module (ebcm)
From ac/dc e
From rr defog fuse d
From splice 273 (diagram 1 of 4)
Front auxiliary power outlet
G113 (at engine to transmission stud above g115)
G200 (on right side of dash support beam, above dash compt)
G301 (on lower left "b" pillar)
G400 (on lower right "d" pillar)
Ground
Hvac control module
Hvac/rpa/ cruise fuse 10a
Ign main relay
Inflatable restraint front passenger presence system (pps) module
Inflatable restraint passenger airbag on/off indicator
Inflatable restraint sensing & diagnostic module (sdm)
Inflatable restraint steering wheel coil module
Invtr ctrl
Invtr fuse (diagram 2 of 4)
Ip fuse block (right side of dash, behind access panel)
Late production
Nca
Pcm ign fuse 10a
Plug inserted switch
Pnk
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l)
Rear auxiliary power outlet
Rear object sensor control module
Red
S155
S246
S270
S331
S373
S374
S404 (w/o pass side power sliding door)
Sit-n-lift seat/ ignition relay
Sit-n-lift seat/brake transmission shift interlock relay
Spare fuse
To ignition main relay (diagram 2 or 4)
Torque converter clutch (tcc) solenoid valve
Trans sols fuse 10a
Transmission control module (tcm)
Underhood fuse block (in underhood compt, above right front wheel well)
W/ auxiliary power outlet
W/ rear parking assist
W/ sit-n- lift seat
W/o sit-n- lift seat

Power Distribution Wiring Diagram (3 of 4) for Buick Terraza CXL 2006

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List of elements for Power Distribution Wiring Diagram (3 of 4) for Buick Terraza CXL 2006:

(early production)
(early production) (late production)
(in mobility seat base harness) s372
(in mobility seat base harness) s376
(late production)
(right side of dash, behind access panel) ip fuse block
(w/o multimedia) (w/ multimedia)
Ag2 or ah8
Ag2 or ah8 w/o sit-n- lift seat
Body control module
Chmsl bck/up fuse 15a
Clstr/ hvac fuse 10a
Cnstr/ vent fuse 10a
Data link connector (dlc)
Digital radio receiver (w/ digital audio system)
Digital video disc (dvd) player
Driver heated seat relay
Driver memory seat module
Driver seat adjuster switch
Electric sliding door
Evaporative emission (evap) canister vent solenoid valve
From batt main 2 fuse (diagram 1 of 4)
From s160 (diagram 1 or 4)
Fuse 25a
Fuse 3a
Garage door opener
Htd/ seats fuse 20a
Hvac control module
Instrument panel cluster (ipc)
Int/ lamp fuse 10a
Ip fuse block (right side of dash, behind access panel)
Left sliding door module (lsdm)
Lh-psd fuse 40a
Mobile entertainment player module
Onstar fuse 10a
Outside rearview mirror switch
Park lamp relay 28
Park/lamp fuse 10a
Passenger heated seat relay
Passenger seat adjuster switch
Psd fuse 15a
Pwr seats circuit breaker 25a
Pwr/ mir fuse 10a 2a
Radio
Radio amp fuse 20a 15a
Red
Remote control door lock receiver (rcdlr)
Rfa mdls fuse 10a
Rh-psd fuse 40a
Right sliding door module (rsdm)
S339 (in body harness, 109.2 cm from dvd player)
S361 (in mobility seat interface harness, 52 cm from breakout for c314)
S370 (in mobility red
S394
S411 (in body harness, 6 cm from breakout for left tweeter speaker toward left sliding door module)
Seat base harness)
Sit-n- lift circuit breaker 8a
Sit-n- lift seat fuse block
Sit-n-lift seat module
Sit-n-lift seat/door jamb switch relay
Stop/ trn fuse 20a
U42 or u56
Vehicle communication unit (vcu)
W/ garage door opener
W/ gps
W/ left electric sliding door w/ right
W/ memory seat
W/ multi- media
W/ sit-n- lift seat
W/o memory seat
W/o multi- media

Power Distribution Wiring Diagram (4 of 4) for Buick Terraza CXL 2006

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List of elements for Power Distribution Wiring Diagram (4 of 4) for Buick Terraza CXL 2006:

(in alc jumper harness, inside vehicle, 16 cm from pass-through) s433
(not used)
Automatic level control (alc) compressor
Automatic level control (alc) inflator air switch
Automatic level control (alc) sensor
Automatic level control (alc) solenoid valve
Body control module (bcm)
Driver window switch
Elc fuse 20a
Elc fuse 25a
From batt main 3 fuse (diagram 1 of 4)
Ip fuse block (right side of dash, behind access panel)
Overhead console multi-function switch
Passenger window switch
Pwr wndw circuit breaker 25a
Rap relay
Rear window washer fluid pump relay
Rear window wiper motor
Rr wpr fuse 15a
S204 (in dash harness, 10 cm from breakout for c204 toward dash fuse block)
S300 (in body harness, 20 cm from breakout for passenger seat belt retractor toward c204)
S415 (in body harness, 5 cm from breakout for c405 toward c479)
Spare fuse
Trunk/lks fuse 15a
W/ auto air level control
W/ inflator
W/ trailer provisions

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

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List of elements for Power Door Locks Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(behind top left side of dash) remote control door lock receiver (rcdlr)
(in rear center of left front door)
Antenna sig
Battery
Body control module (bcm) (below left side of dash, left of steering column)
Class 2
Class 2 serial data
Computer data lines system
Delayed locking, door(s) ajar, liftgate ajar, key fob low battery
Door lock ctrl
Door unlock ctrl
Driver door key switch (w/ anti- theft system)
Driver door lock switch (mounted on left front door trim)
Drvr ajar sw sig
Drvr door lock ctrl
Drvr lock sig
Drvr open sw sig
Drvr unlock sig
Exterior lights system
G200 (on right side of dash support beam, above dash compt)
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Ground
Horn ctrl
Horns system
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Instrument panel cluster (ipc)
Interior lights system
Key sw lock sig
Key sw unlock sig
Keyless entry sig
Keyless sig
L slider ajar sw sig
L slider open sw sig
Liftgate open sw sig
Lock
Logic
Message center
Park lamp ctrl
Pass ajar sw sig
Pass lock sig
Pass open sw sig
Pass unlock sig
Passenger door lock switch (mounted on right front door trim)
R slider ajar sw sig
R slider open sw sig
Rfa mdls fuse 7 10a
S255
S555
S666
Security indicator
Tan
Theft led ctrl
Theft light emitting diode (led) (center of dash, near windshield defrost vent, left of ambient light sensor)
Trunk/ lks fuse 1 15a
Unlock
Voltage

Power Door Locks Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

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List of elements for Power Door Locks Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

"d" pillar)
(in body harness, 5.5 cm from breakout for c313 toward rear of vehicle) s311
(in left sliding door) left middle door lock actuator
(in liftgate) liftgate door lock actuator
(in right sliding door) right middle door lock actuator
A c2
Ajar
B c1
B c2
C1 a
C1 b
C2 a
C2 d
Ctsy
Driver door latch assembly
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
G400 (on lower right
Left door contact plate
Left sliding door jamb switch (on lower left "c" pillar)
Liftgate door jamb switch (in bottom middle of liftgate)
Lock
Open
Passenger door latch assembly
Right door contact plate
Right sliding door jamb switch (on lower right "c" pillar)
S313 (in body harness, 10 cm from breakout for c313 toward rear of vehicle)
S320
S331
S366
S555
S666
S911
Seats system
Sit-n-lift seat diode 3 (in sit-n-lift seat base harness)
Tan
W/ aqw
W/o aqw

POWER MIRRORS

Power Mirrors Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Power Mirrors Wiring Diagram for Buick Terraza CXL 2006:

(on lower left "b" pillar) g301
Defogger system
Down
Down/ left common
Driver outside rearview mirror
Early production
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Interior lights system
Late production
Left
Nca
Outside rearview mirror switch
Passenger outside rearview mirror
Pwr mir fuse 11 10a 2a
Right
S555
Up/ right common

POWER SEATS

Driver Seat Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Driver Seat Wiring Diagram for Buick Terraza CXL 2006:

Bck
Driver seat adjuster motor assembly (under driver seat)
Driver seat adjuster switch
Front dn
Front up
Front vertical motor
Fwd
G301 (on lower left "b" pillar)
Horizontal motor
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Nca
Pwr seats circuit breaker 25a
Rear dn
Rear up
Rear vertical motor
S351
Tan

Heated Seats Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Heated Seats Wiring Diagram for Buick Terraza CXL 2006:

Body control module (bcm) (behind left side of dash, left of steering column)
Class 2 serial data
Data link connector (dlc) (below left side of dash, to left of steering column)
Driver back heated seat element (behind upholstery in seat back)
Driver cushion heated seat element (under upholstery in seat cushion)
Driver heated seat high indicator
Driver heated seat low indicator
Driver heated seat relay (under driver seat)
Driver heated seat switch
Element
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Heated
Heated seat element
Heated seat thermistor
High req
Hot at all times
Htd seats fuse 20a
Hvac control module (in dash center trim panel, beneath radio)
I/p fuse block (right side of dash, behind access panel)
Logic
Low ref
Low reference
Low req
Nca
Passenger back heated seat element (behind upholstery in seat back)
Passenger cushion heated seat element (in passenger's seat element)
Passenger heated seat high indicator
Passenger heated seat low indicator
Passenger heated seat relay (under passenger seat)
Passenger heated seat switch
Pnk
Rly ctrl
S340
S351
Seat
Sensor sig
Splice pack sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Tan
Thermistor
W/ sit-n-lift rear seat
W/o sit-n-lift rear seat

Passenger Full Feature Seat Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Passenger Full Feature Seat Wiring Diagram for Buick Terraza CXL 2006:

Bck
Front dn
Front up
Front vertical motor
Fwd
G302 (on lower right "b" pillar)
Horizontal motor
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Nca
Passenger seat adjuster motor assembly (under passenger seat)
Passenger seat adjuster switch
Passenger seat recline motor (in passenger seat back)
Pwr seats circuit breaker 25a
Rear dn
Rear up
Rear vertical motor
Rec bck
Rec fwd
S340
S361 (w/ sit- n-lift)
Tan

Passenger Seat Wiring Diagram for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Passenger Seat Wiring Diagram for Buick Terraza CXL 2006:

Bck
Front dn
Front up
Front vertical motor
Fwd
G302 (on lower right "b" pillar)
Horizontal motor
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Nca
Passenger seat adjuster motor assembly (under passenger seat)
Passenger seat adjuster switch
Pwr seats circuit breaker 25a
Rear dn
Rear up
Rear vertical motor
S340
S361 (w/ sit- n-lift)
Tan

Sit-N-Lift Seat Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Sit-N-Lift Seat Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(in sit-n-lift seat base)
Aj08
Aj09
Aje1
Aje2
As01
As04
As05
As06
As07
As14
As16
As17
As19
As20
As21
As28
As29
As30
As36
Battery
Circuit breaker 8a
Encoder
Fuse 1 25a
Fuse 2 3a
G302 (on lower right "b" pillar)
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Ignition signal
Lift lower limit switch
Lift lwr limit sw sig
Lift mtr dn ctrl
Lift mtr up ctrl
Lift upper limit switch (in sit-n-lift seat base)
Lift uppr limit sw sig
Nca
Park sw sig
Pwr seats circuit breaker 25a
Red
Remote dwn sw sig
Remote up sw sig
Rr dr open sw sig
S361
S370
S372
S379
Shift intrlck rly ctrl
Sit-n-lift seat circuit breaker
Sit-n-lift seat fuse block
Sit-n-lift seat lift motor
Sit-n-lift seat module (in sit-n-lift seat base)
Splice pack sp370 (in mobility seat base harness)
Splice pack sp372 (in mobility seat base harness)
Swivel in limit sw sig
Swivel inside limit switch
Swivel motor
Swivel mtr ctrl
Swivel out limit sw sig
Swivel outside limit switch
Swvl mtr hall sen sig
Swvl mtr hall sen vlt
V02

Sit-N-Lift Seat Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Sit-N-Lift Seat Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

(in sit-n-lift seat base) sit-n-lift seat/ brake transmission shift interlock relay
(in sit-n-lift seat base) sit-n-lift seat/ ignition relay
(in sit-n-lift seat base) sit-n-lift seat/door jamb switch relay
A/t shift lock control solenoid
Body control module (bcm) (below left side of dash, left of steering column)
G302 (on lower right "b" pillar)
Gnd
Hot in on or start
Hvac/rpa/ cruise fuse 10a
I/p fuse block (right c2 side of dash, behind access panel)
Pnk
Pnp switch sig
Power windows system
Red
Right sliding door jamb switch (on lower right "c" pillar)
Rr door open sig
S364 (in mobility seat interface harness, 8 cm from breakout for c219)
S366
S373 (in mobility seat base red harness)
S374 (in mobility seat base harness)
S375 (in mobility seat base harness)
S376 (in mobility seat base harness)
S377 (in mobility seat base harness)
S378 (in mobility seat base harness)
Shift lock solenoid
Sit-n-lift seat diode 1 (in sit-n-lift seat base harness)
Sit-n-lift seat diode 2 (in sit-n-lift seat base harness)
Sit-n-lift seat diode 3 (in sit-n-lift seat base harness)
Sit-n-lift seat remote
Splice pack sp370 (in mobility seat base harness)
Underhood fuse block (in underhood compt, above right front wheel well)

POWER WINDOWS

Power Windows Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Power Windows Wiring Diagram for Buick Terraza CXL 2006:

(on lower left "b" pillar) g301
Down
Driver switch
Driver window motor (inside left front door)
Driver window switch
Express down
Express logic
Hot w/ rap relay 29 energized
I/p fuse block (right side of dash, behind access panel)
Interior lights system
Passenger switch
Passenger window motor (inside right front door)
Passenger window switch
Pwr wndw circuit breaker 32 25a
S302
S555
Tan

Rear Quarter Windows Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Rear Quarter Windows Wiring Diagram for Buick Terraza CXL 2006:

Close
Elc fuse 2 20a
G302 (on lower right "b" pillar)
Hot w/ rap relay 29 energized
I/p fuse block (right side of dash, behind access panel)
Left rear quarter window actuator (behind left rear interior body panel)
Open
Overhead console multifunction switch
Right rear quarter window actuator (behind right rear interior body panel)
S300
S388
Tan

RADIO

Radio Wiring Diagram, with Rear Entertainment for Buick Terraza CXL 2006

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List of elements for Radio Wiring Diagram, with Rear Entertainment for Buick Terraza CXL 2006:

(in body harn, 10 cm from breakout for right tweeter toward rear object sensor control module)
(in body harn, 5 cm from breakout for right tweeter toward rear object sensor control module)
(in body harn, main bundle, 10 cm from breakout for branch to dvd player toward c301)
(in body harn, main bundle, 5 cm from breakout for branch to dvd player toward c301)
1270 ohms
715 ohms
A10
A11
A12
Am/fm
Am/fm antenna in
Audio common
Audio common sig
B nca
B10
B11
B12
Bare
Battery
Class 2 ser data
Class 2 serial data
Coax
Computer data lines system
Ctrl sig
D nca
Digital video disc (dvd) player
Drain wire
Engine controls system
G201 (on left side of dash support beam, above bcm)
Gps antenna
Gps antenna in
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Inflatable restraint steering wheel module coil (in steering column)
L audio sig (+)
Left front speaker
Left rear speaker
Left rear tweeter speaker
Left steering wheel control switch assembly
Lf speaker output (+)
Lf speaker output (-)
Lr low level sig (+)
Lr low level sig (-)
Lr speaker output (+)
Lr speaker output (-)
Lr spkr out (+)
Lr spkr out (-)
Mute
Nca
Ohms
Play
R audio sig (+)
Radio
Radio amp fuse 4 20a
Radio antenna
Red
Rem pb dev aud commn
Rem pb dev lt aud sig
Rem pb dev rt aud sig
Rem pb device audio common sig
Rem pb device h
Rem pb device j
Rem pb device k
Rem pb device l audio sig (+)
Rf speaker output (+)
Rf speaker output (-)
Right front speaker
Right rear speaker
Right rear tweeter speaker
Right steering wheel control switch assembly
Rr low level sig (+)
Rr low level sig (-)
Rr speaker output (+)
Rr speaker output (-)
Rr spkr out (+)
Rr spkr out (-)
S259
S297 (in steering wheel harn, 15 cm from right steering wheel control switch assembly)
S333
S335
S339
S400
S402
Satellite radio circuit
Seek down
Seek up
Set
Tan
Vehicle communication unit (vcu) (if equipped) (behind upper left side of dash, to left of steering column)
Vol down
Vol up
Vss

Radio Wiring Diagram, without Rear Entertainment for Buick Terraza CXL 2006

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List of elements for Radio Wiring Diagram, without Rear Entertainment for Buick Terraza CXL 2006:

(in body harn, 10 cm from breakout for right tweeter toward rear object sensor control module)
(in body harn, 5 cm from breakout for right tweeter toward rear object sensor control module)
(in body harn, main bundle, 10 cm from breakout for branch to dvd player toward c301)
(in body harn, main bundle, 5 cm from breakout for branch to dvd player toward c301)
1270 ohms
715 ohms
A10
A11
A12
Am/fm
Am/fm antenna in
Audio common
Audio common sig
B nca
B10
B11
B12
Bare
Battery
Class 2 serial data
Coax
Computer data lines system
Ctrl sig
D nca
Drain wire
Engine controls system
G201 (on left side of dash support beam, above bcm)
Gps antenna
Gps antenna in
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Inflatable restraint steering wheel module coil (in steering column)
L audio sig (+)
Left front speaker
Left rear speaker
Left rear tweeter speaker
Left steering wheel control switch assembly
Lf speaker output (+)
Lf speaker output (-)
Lr speaker output (+)
Lr speaker output (-)
Mute
Nca
Ohms
Play
R audio sig (+)
Radio
Radio amp fuse 4 20a
Radio antenna
Rf speaker output (+)
Rf speaker output (-)
Right front speaker
Right rear speaker
Right rear tweeter speaker
Right steering wheel control switch assembly
Rr speaker output (+)
Rr speaker output (-)
S259
S297 (in steering wheel harn, 15 cm from right steering wheel control switch assembly)
S333
S335
S400
S402
Satellite radio circuit
Seek down
Seek up
Set
Tan
Vehicle communication unit (vcu) (if equipped) (behind upper left side of dash, to left of steering column)
Vol down
Vol up
Vss

Satellite Radio Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Satellite Radio Wiring Diagram for Buick Terraza CXL 2006:

Aud common
Audio common
Bare
Battery
Coax
Computer data lines system
Digital radio antenna
Digital radio receiver (behind left side of dash)
Digital video disc (dvd) player (if equipped)
Drain wire
G201 (on left side of dash support beam, above bcm)
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
L aud sig (+)
L audio sig (+)
Nca
R aud sig (+)
R audio sig (+)
Radio
Rfa mdls fuse 7 10a
S259
Satellite in
Serial data
Tan

Video System Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Video System Wiring Diagram for Buick Terraza CXL 2006:

Audio common sig
Audio coupling transformer (in rear headliner console, part of "phatnoise" harness)
Auxiliary audio com sig
Auxiliary com sig
Auxiliary video gnd
Auxiliary video sig
Bare
Battery
Class 2 serial data
Computer data lines system
Digital video disc (dvd) player
Drain wire
G201 (on left side of dash support beam, above bcm)
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
L auxiliary audio sig
Left audio sig
Left rear audio sig
Mobile entertainment player module
Nca
R auxiliary audio sig
Radio
Radio amp fuse 4 20a (early production) 15a (late production)
Rear audio com sig
Rear video ground
Rear video signal
Red
Right audio sig
Right rear audio sig
S337
S390
S392
S394
Satellite radio circuit

SHIFT INTERLOCK

3.5L VIN L

3.5L VIN L, Shift Interlock Wiring Diagram for Buick Terraza CXL 2006

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List of elements for 3.5L VIN L, Shift Interlock Wiring Diagram for Buick Terraza CXL 2006:

(in dash harn, left side of dash) s048
Air bag drive
C-101
C-211
C-214
C-26
Center of dash)
Combination meter
Connector lock switch (connector coupled: on) (connector uncoupled: off)
Cpu
Data
Data link connector (dlc) (partial) (under left side of dash)
Detection circuit
Engine compt relay box (left side of engine compt)
Fuse 7.5a
G8 (behind lower center of dash)
Grd
Hot at all times
Hot in on or start
Hot with taillight relay energized
Indicator drive ckt
Interface
J/c 1
J/c 3
J/c 4
Junction block (left end of dash)
Off
Passenger's side air bag off indicator light
Passenger's side seat belt warning light
Pnk
Power
Red
S032 (in dash harn, center of dash)
S088
Side impact
Srs ecu (under front of center console)
Srs indicator

3.9L VIN 1

3.9L VIN 1, Shift Interlock Wiring Diagram for Buick Terraza CXL 2006

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List of elements for 3.9L VIN 1, Shift Interlock Wiring Diagram for Buick Terraza CXL 2006:

(above brake pedal assembly) brake pedal position sensor
(at engine to transmission stud above g115) g113
(behind left side of dash, left of steering column) body control module (bcm)
10 volt ref
A/t shift lock control solenoid
Automatic transmission
Battery positive voltage
Brake pedal pos sens sig
Class 2 serial data
Computer data lines system
Data bus (+)
Data bus (-)
G200 (on right side of dash support beam, above dash compartment)
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Internal mode switch (ims)
Low ref
S155
S277
Seats system
Sit n lift seat diode 1 (in sit-n-lift seat base harness)
Stop/ trn fuse 20a
Switch sig a
Switch sig b
Switch sig c
Switch sig p
Tan
Transmission control module (tcm)
W/ sit-n- lift seat
W/o sit-n- lift seat

STARTING/CHARGING

Charging Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Charging Wiring Diagram for Buick Terraza CXL 2006:

3.5l
3.9l
Battery
Battery current sensor (right front of engine comt, near battery)
Battery ind
Body control module (bcm) (below left side of dash, left of steering column)
Class 2 serial data
Clstr/ hvac fuse 8 10a
Current sens sig
Current sense
G102 (right side of engine compt on frame rail, right of engine fuse block)
G115 (at engine to transmission stud nearest starter below g113)
Gen field duty cycle sign
Gen turn on sig
Generator
Ground
Hot at all times
I/p dimming voltage ref
I/p fuse block (right side of dash, behind access panel)
Ign
Ign 1 volt
Instrument panel cluster
Interior lights system
Low ref
Power distribution system
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compt, in air cleaner assembly)
Red
S257 (in dash harness, 8.5 cm from breakout for ipc toward right side of dash)
Sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Starter motor

Starting Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Starting Wiring Diagram for Buick Terraza CXL 2006:

(w/ rke)
-hood ajar -remote start disabled -remote start on -service remote start -starting disable
12-volt ref
3.5l
3.9l
Acc
Batt volt
Battery
Body control module (bcm) (below left side of dash, left of steering column)
Charging circuit
Class 2 serial data
Clstr/ hvac fuse 8 10a
Crank voltage
Crnk relay
G101 (left side of engine compt, on upper front of radiator support)
G102 (right side of engine compt on frame rail, right of engine fuse block)
G115 (at engine to transmission stud nearest starter, below g113)
Ground distribution system
Hold- in coil
Hood ajar switch (upper center of radiator support, on hood latch)
Hood ajar switch sig
Hot at all times
Hot in start or run
I/p fuse block (right side of dash, behind access panel)
Ignition 1 voltage
Ignition switch
Instrument panel cluster
Lock
Message center
Pnk
Power distribution system
Powertrain control module (pcm) (3.5l) engine control module (ecm) (3.9l) (3.5l: left side of engine compartment, in air cleaner assembly)
Pull- in coil
Red
Run
S103
S279 (in steering column harness, 20 cm from c201)
Sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Start
Start enable rly ctrl
Starter motor
Strtr sol fuse 30 40a
Underhood fuse block (in underhood compt, above right front wheelwell)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram, with Second Row Side Air Bags (1 of 2) for Buick Terraza CXL 2006

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List of elements for Supplemental Restraints Wiring Diagram, with Second Row Side Air Bags (1 of 2) for Buick Terraza CXL 2006:

(above dash compartment) inflatable restraint i/p module
(in center hub of steering wheel) inflatable restraint steering wheel module
(in driver seat belt retractor assembly) left front seat belt pretensioner
(in passenger seat belt retractor assembly) right front seat belt pretensioner
(on lower right "b" pillar) g302
C275
Class 2 serial data
Computer data lines system
Ground
I/p stage 1 high
I/p stage 1 low
I/p stage 2 high
I/p stage 2 low
Ign 1 vol
Inflatable restraint sensing & diagnostic module (sdm) (on floor below passenger seat)
Inflatable restraint steering wheel module coil (in steering column)
L discriminating sens sig
L seat belt pre hi
L seat belt pre low
L seat belt sw sig
L side impact sig
L side impact vol
Left inflatable restraint front end sensor (on left radiator support)
Left inflatable restraint side impact sensing module (sism) (in left "b" pillar)
Left rear inflatable restraint side impact module
Lf side impact hi
Lf side impact low
Low ref
Lr side impact hi
Lr side impact low
Nca
Pin shorting bars engaged when module connector is disconnected from harness (shorting bars are connected between pins: 4-5, 6-7, 8-9, 10-11, 20-21 & 22-23)
Pnk
R discriminating sens sig
R seat belt pre hi
R seat belt pre low
R seat belt sw sig
R side impact sig
R side impact vol
Rf side impact hi
Rf side impact low
Right inflatable restraint front end sensor (on right radiator support)
Right inflatable restraint side impact sensing module (sism) (in right "b" pillar)
Right rear inflatable restraint side impact module
Rr side impact hi
Rr side impact low
Sens serial data
Shorting bar
Steer whl stage 1 high
Steer whl stage 1 low
Steer whl stage 2 high
Steer whl stage 2 low
Tan

Supplemental Restraints Wiring Diagram, with Second Row Side Air Bags (2 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Supplemental Restraints Wiring Diagram, with Second Row Side Air Bags (2 of 2) for Buick Terraza CXL 2006:

Air bag fuse 20 10a
Air bag ind
Air bag off ind
Air bag on ind
Airbag off ind ctrl
Airbag on ind ctrl
Belt tens 14v ref
Class 2 (sdm)
Class 2 serial data
Data link connector (dlc) (below left side of dash, to left of steering column)
G200 (on right side of dash support beam, above dash compt)
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Ground
Hot w/ ign main relay energized
Ignition 1 voltage
Illum
Inflatable restraint front passenger presence system (pps) module (under passenger seat)
Inflatable restraint front passenger presence system (pps) sensor (under upholstery in passenger seat cushion)
Inflatable restraint passenger air bag on/off indicator
Inflatable restraint passenger seat belt tension retractor sensor (part of passenger seat belt retractor)
Instrument panel cluster (ipc)
Left inflatable restraint side impact module (in left front seat back)
Left seat belt switch (in driver seat belt buckle assembly)
Logic
Message center
Nca
Occupant serial data
Passenger seat belt ind
Passenger seat belt indicator
Passenger seat belt not fastened
Pnk
Power ind
Pps sens 14v ref
Pps sens lo ref
Pps sens sig
Right inflatable restraint side impact module (in right front seat back)
Right seat belt switch (in passenger seat belt buckle assembly)
S340 (w/ power seat) (27 cm from breakout for seat belt switch toward seat heater relay)
S351 (w/ power seat) (6.5 cm from breakout for seat belt switch toward seat heater relay)
Seat belt ind
Seat belt tens lo ref
Seat belt tens sig
Shorting bar
Splice pack sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Underhood fuse block (in underhood compt, above right front wheel well)

Supplemental Restraints Wiring Diagram, with Side Air Bag (1 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Supplemental Restraints Wiring Diagram, with Side Air Bag (1 of 2) for Buick Terraza CXL 2006:

(on lower right "b" pillar)
A10
A11
A12
A13
A14
A15
A16
A17
A18
C275
Case ground
Class 2 serial data
Computer data lines system
G302
Ground
I/p stage 1 high
I/p stage 1 low
I/p stage 2 high
I/p stage 2 low
Ignition 1
Inflatable restraint i/p module (above dash compartment)
Inflatable restraint sensing & diagnostic module (sdm) (on floor below passenger seat)
Inflatable restraint steering wheel module (in center hub of steering wheel)
Inflatable restraint steering wheel module coil (in steering column)
L discriminating sig
L pretensioner high
L pretensioner low
L seat belt sw
L side impact mod high
L side impact mod low
L side impact sig
L side impact vol
Left inflatable restraint front end sensor (on left radiator support)
Left inflatable restraint side impact module (in left front seat back)
Left inflatable restraint side impact sensing module (sism) (in left "b" pillar)
Low ref
Nca
Occupant serial data
Pnk
R discriminating sig
R pretensioner high
R pretensioner low
R seat belt sw
R side impact mod high
R side impact mod low
R side impact sig
R side impact vol
Right inflatable restraint front end sensor (on right radiator support)
Right inflatable restraint side impact module (in right front seat back)
Right inflatable restraint side impact sensing module (sism) (in right "b" pillar)
Shorting bar
Steer whl stage 1 high
Steer whl stage 1 low
Steer whl stage 2 high
Steer whl stage 2 low
Tan
W/ side impact

Supplemental Restraints Wiring Diagram, with Side Air Bag (2 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Supplemental Restraints Wiring Diagram, with Side Air Bag (2 of 2) for Buick Terraza CXL 2006:

Air bag fuse 20 10a
Air bag ind
Air bag off ind
Air bag off ind ctrl
Air bag on ind
Air bag on ind ctrl
Belt tens 14v ref
Class 2 (sdm)
Class 2 serial data
Data link connector (dlc) (below left side of dash, to left of steering column)
G200 (on right side of dash support beam, above dash compt)
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Ground
Hot w/ ign main relay energized
Ignition 1 voltage
Illum
Inflatable restraint front passenger presence system (pps) module (under passenger seat)
Inflatable restraint front passenger presence system (pps) sensor (under upholstery in passenger seat cushion)
Inflatable restraint passenger air bag on/off indicator
Inflatable restraint passenger seat belt tension retractor sensor (part of passenger seat belt retractor)
Instrument panel cluster (ipc)
Left front seat belt pretensioner (in driver seat belt retractor assembly)
Left seat belt switch (in driver seat belt buckle assembly)
Logic
Message center
Nca
Nca nca
Occupant serial data
Passenger seat belt ind
Passenger seat belt indicator
Passenger seat belt not fastened
Pnk
Power ind
Pps sens 14v ref
Pps sens lo ref
Pps sens sig
Right front seat belt pretensioner (in passenger seat belt retractor assembly)
Right seat belt switch (in passenger seat belt buckle assembly)
S340 (w/ power seat) (27 cm from breakout for seat belt switch toward seat heater relay)
S351 (w/ power seat) (6.5 cm from breakout for seat belt switch toward seat heater relay)
Seat belt ind
Seat belt tens lo ref
Seat belt tens sig
Shorting bar
Splice pack sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Underhood fuse block (in underhood compt, above right front wheel well)

TRANSMISSION

AWD Wiring Diagram for Buick Terraza CXL 2006

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List of elements for AWD Wiring Diagram for Buick Terraza CXL 2006:

(on lower left "b" pillar) g301
All wheel drive disabled
Axle act
Computer data lines system
Differential clutch pump actuator check valve
Electronic brake control module (lower left side of engine compt, on left strut tower)
Emis/ awd fuse 22 15a
Ground
Hot at all times
Ignition 1
Instrument panel cluster
Logic
Message center
Pcm rly
Pnk
Powertrain control module (left side of engine compt, in air cleaner assembly)
Pwr/ trn relay
S331
Serial data
Underhood fuse block (above right front wheel well)

3.5L VIN L

3.5L VIN L, A/T Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

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List of elements for 3.5L VIN L, A/T Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(at engine to transmission stud above g115) g113
(in dash harness,
1-2 shift sol
1-2 shift solenoid valve
15 cm from breakout for c203 toward right side of dash) s273
2-3 shift sol
2-3 shift solenoid valve
Acc
At iss high sig
At iss low sig
Automatic transmission
Automatic transmission fluid temperature sensor
Automatic transmission input shaft speed sensor
Battery
Body control module (below left side of dash, left of steering column)
Frt wsw fuse 24 15a
Ground
Hot at all times
Ignition 1
Ignition 3
Ignition switch
Lock
Low ref
Pc sol high
Pc sol low
Pnk
Powertrain control module (left side of engine compt, in air cleaner assembly)
Pressure control solenoid valve
Range sw 3
Range sw b
Range sw p
Red
Run
S155
S171
S279 (in steering column harness, 20 cm from c201)
Start
Stop lamp sw
Tan
Tcc pwm sol
Tcc release
Tft sns sig
Torque converter clutch release seat
Torque converter clutch solenoid valve
Trans range sw
Underhood fuse block (above right front wheel well)
Vss high sig
Vss low sig

3.5L VIN L, A/T Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.5L VIN L, A/T Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

(at engine to transmission stud above g115) g113
(mounted to right side of transmission) vehicle speed sensor
Automatic transmission
Engine controls system
G113 (at engine to transmission stud above g115)
Hot at all times
I/p fuse block (right c1 side of dash)
Ign main relay
Internal mode switch
Pcm etc fuse 9 15a
Pcm ign fuse 14 10a
Pnk
S155
S175
Trans sols fuse 11 10a
Underhood fuse block (above right front wheel well)

3.9L VIN 1

3.9L VIN 1, A/T Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

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List of elements for 3.9L VIN 1, A/T Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(10 cm from breakout for maf/iat sensor toward pcm)
(at engine to transmission stud above g115) g113
(in dash harness,
1-2 shift sol
12 v ref
15 cm from breakout for c203 toward right side of dash) s273
2-3 shift sol
Acc
At iss high sig
At iss low sig
Battery
Body control module (below left side of dash, left of steering column)
Computer data lines system
Crank volt
Frt wsw fuse 24 15a
Ground
Hot at all times
Ign 1 volt
Ign 3 volt
Ignition 3
Ignition switch
Lock
Low ref
Pc sol high
Pc sol low
Pnk
Range sw sig a
Range sw sig b
Range sw sig c
Range sw sig p
Run
S139
S155
S279 (in steering column harness, 20 cm from c201)
Serial data
Start
Stop lamp sw
Stop lmp volt
Tan
Tcc pwm sol
Tcc release
Tft sns sig
Transmission control module
Underhood fuse block (above right front wheel well)
Vss high sig
Vss low sig

3.9L VIN 1, A/T Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for 3.9L VIN 1, A/T Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

(10 cm from breakout for maf/iat sensor toward pcm) s155
(at engine to transmission stud above g115) g113
(mounted to right side of transmission) vehicle speed sensor
1-2 shift solenoid valve
2-3 shift solenoid valve
Automatic transmission
Automatic transmission fluid temperature sensor
Automatic transmission input shaft speed sensor
Engine control module
Engine controls system
G113 (at engine to transmission stud above g115)
Hot at all times
I/p fuse block (right c1 side of dash)
Ign 1 volt
Ign main relay
Internal mode switch
Park sig
Pcm etc fuse 9 15a
Pcm ign fuse 14 10a
Pnk
Pressure control solenoid valve
Red
S155 (10 cm from breakout for maf/iat sensor toward pcm)
S159
S171
S175 (59 cm from engine fuse block)
Tan
Torque converter clutch release switch
Torque converter clutch solenoid valve
Trans sols fuse 11 10a
Underhood fuse block (above right front wheel well)

TRUNK, TAILGATE, FUEL DOOR

Right & Left Sliding Door Wiring Diagram (1 of 2) for Buick Terraza CXL 2006

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List of elements for Right & Left Sliding Door Wiring Diagram (1 of 2) for Buick Terraza CXL 2006:

(on lower left "d" pillar) g401
(on lower right "d" pillar) g400
(w/ left sliding electric) s411
Battery positive voltage
Cable motor
Class 2 serial data
Clutch
Computer data lines system
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Ground
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Interior lights system
Left sldg door open/close sw sig
Left sliding door clutch ctrl
Left sliding door detent sw sig
Left sliding door enable sw sig
Left sliding door latch mtr ctrl
Left sliding door module (lsdm) (behind left rear interior body panel)
Left sliding door motor assembly
Left sliding door mtr close ctrl
Left sliding door mtr open ctrl
Left sliding door open/ close switch (on left "b" pillar)
Left sliding door sens 1 sig
Left sliding door sens 2 sig
Left sliding door sens low ref
Left sliding door sens volt ref
Lh-psd fuse 24 40a
Park/neutral position park sig
Position sensor
Psd fuse 21 15a
Red
Rh-psd fuse 25 40a
Right sldg door open/close sw sig
Right sliding door clutch ctrl
Right sliding door detent sw sig
Right sliding door enable sw sig
Right sliding door latch mtr ctrl
Right sliding door module (rsdm) (behind right rear interior body panel)
Right sliding door mtr close ctrl
Right sliding door mtr open ctrl
Right sliding door open/ close switch (on right "b" pillar)
Right sliding door sens 1 sig
Right sliding door sens 2 sig
Right sliding door sens low ref
Right sliding door sens volt ref
S331
S380
Tan

Right & Left Sliding Door Wiring Diagram (2 of 2) for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Right & Left Sliding Door Wiring Diagram (2 of 2) for Buick Terraza CXL 2006:

(in dash harness, main bundle, 15.5 cm from breakout for vent & floor actuator toward right side of dash)
(in right sliding door harness, 12 cm from breakout right middle door lock actuator toward rear of door)
(on lower left "b" pillar)
8 cm from breakout for c219)
Body control module (bcm) (below left side of dash, left of steering column)
C1 b
Cable motor
Class 2 serial data
Clutch
Computer data lines system
Driver sliding door in motion
G301
G302 (on lower right "b" pillar)
Instrument panel cluster (ipc)
Left door contact plate
Left door disable
Left door open/ close
Left sliding door detent switch (inside left sliding door)
Left sliding door unlatch actuator (inside left sliding door)
Logic
Message center
Obstacle detected drvr sliding door
Obstacle detected pass sliding door
Overhead console multifunction switch
Park signal
Passenger sliding door in motion
Position sensor
Red
Right door contact plate
Right door enable
Right door open/ close
Right sliding door detent switch (inside right sliding door)
Right sliding door motor assembly
Right sliding door unlatch actuator (inside right sliding door)
S320
S331
S388
S751
S848
Seats system
W/ handicapped
W/o handicapped

WARNING SYSTEMS

Warning Systems Wiring Diagram for Buick Terraza CXL 2006

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List of elements for Warning Systems Wiring Diagram for Buick Terraza CXL 2006:

(on right side of dash support beam, above dash compt) g200
A11
A14
A16
Auto
Battery
Body control module (bcm) (below left side of dash, left of steering column)
Chime
Chmsl bck/up fuse 17 15a
Driver door latch assembly
Frt wsw fuse 24 15a
G200 (on right side of dash support beam, above dash compt)
G201 (on left side of dash support beam, above bcm)
G301 (on lower left "b" pillar)
G302 (on lower right "b" pillar)
Ground
Head
Headlamp switch
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Ignition sw sig
Ignition switch
Inflatable restraint sensing & diagnostic module (on floor below passenger seat)
Instrument panel cluster (ipc)
Int lamp fuse 5 10a
Left seat belt sw
Left seat belt switch (in driver seat belt buckle assembly)
Lf dr ajar sig
Logic
Message center
Nca
Off
Park
Passenger seat belt is not fastened
Prk lmp on sig
Right seat belt sw
Right seat belt switch (in passenger seat belt buckle assembly)
S255
S277
S331
S340 (w/ power seat)
S351 (w/ power seat)
S555
Seat belt ind
Serial data
Sp205 (on dash harness near headlamp switch connector, behind left dash access panel)
Stop/ trn fuse 12 20a
Trunk/ lks fuse 1 15a
Underhood fuse block (in underhood compt, above right front wheel well)
W/ second row side air bags
W/ side impact

WIPER/WASHER

Front Wiper/Washer Wiring Diagram for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Front Wiper/Washer Wiring Diagram for Buick Terraza CXL 2006:

Battery
Body control module (bcm) (below left side of dash, left of steering column)
Frt wpr fuse 28 25a
Frt wsw fuse 24 15a
G200 (on right side of dash support beam, above dash compt)
G201 (on left side of dash support beam, above bcm)
Ground
H c3
High
Hot at all times
Int
Low
Mist
Off
Park sw sig
Park switch
Pnk
S200
Tan
Turn signal/ multifunction switch (on left side of upper steering column)
Underhood fuse block (in underhood compt, above right front wheel well)
Washer pump ctrl
Washer switch
Windshield washer fluid pump (attached to washer fluid reservoir in underhood compt, forward of rear window washer fluid pump)
Windshield washer sw sig c3
Windshield wiper motor (in underhood compt, mounted on cowl)
Windshield wiper sw high sig
Windshield wiper sw low sig
Wiper sw sig 2
Wiper switch
Wiper switch high signal
Wpr relay 1
Wpr relay 2

Rear Wiper/Washer Wiring Diagram for Buick Terraza CXL 2006

Pridobite dostop do vseh električnih shem avtomobila

List of elements for Rear Wiper/Washer Wiring Diagram for Buick Terraza CXL 2006:

Body control module (bcm) (below left side of dash, left of steering column)
Elc fuse 2 20a
G200 (on right side of dash support beam, above dash compt)
G400 (on lower right "d" pillar)
Hot at all times
I/p fuse block (right side of dash, behind access panel)
Logic
Rap relay 29
Rap rly cntrl
Rear washer
Rear window washer fluid pump (attached to washer fluid reservoir in underhood compt, rear of windshield washer fluid pump)
Rear window washer fluid pump relay (right rear of underhood compt)
Rear window wiper motor (inside liftgate)
Rear wiper
Rr wpr fuse 3 15a
S200
S204
S206
S277
S911
Tan
Turn signal/ multifunction switch (on left side of upper steering column)
W/ intermittent wiper system