All Wiring Diagrams for Chevrolet TrailBlazer 2005 model

AIR CONDITIONING

Automatic A/C Wiring Diagram, Long Wheel Base (1 of 3) for Chevrolet TrailBlazer 2005

List of elements for Automatic A/C Wiring Diagram, Long Wheel Base (1 of 3) for Chevrolet TrailBlazer 2005:

(i/p harness, 15.5 cm from reci- rculation actuator connector)
(i/p harness, 16 cm from sp201 breakout, toward dlc) s211
(i/p harness, 5 cm from mode motor breakout, toward instrument cluster breakout)
5v ref
A/c comp status
A/c low press sw
A10
A11
A12
Air temp door ctrl
Air temp dr pos sig
Air temperature actuator (left) (behind left center of dash)
Air temperature actuator (right) (behind right center of dash)
Ambient air temp sig
Ambient air temperature sensor (on left center of radiator support)
Ambient light
Ambient light/ sun load sensor assembly (on top center of dash, near base of windshield)
B10
B11
B12
Batt pos volt
Battery
Blower fuse 35 40a
Blower motor (below right side of dash)
Blower motor control module (lower right side of dash)
Blwr mtr spd ctrl
Class 2
Coolant bypass ctrl
Def door pos sig
Defrost actuator (behind upper left center of dash)
Defrost door ctrl
G102 (left side of underhood compt, near rear of underhood fuse block)
G201
G302 (on lower left "b" pillar)
Ground
Hot at all times
Hot in run
Hvac control module (center of dash)
Hvac i fuse 39 10a
Hvac-b fuse 36 10a
Ign 3
Inside air temp ctrl
Inside air temp sig
Inside air temperature sensor assembly (at top of left "b" pillar, behind trim)
Interior lights system
Left sensor
Logic
Low ref
Low reference
Lower left air temperature sensor (behind lower left center of dash, on air duct)
Lower right air temperature sensor (behind lower right side of dash, on air duct)
Lps dimming ctrl
Lwr lt air temp sig
Lwr rt air temp sig
Mode actuator (behind upper left center of dash)
Mode door ctrl
Mode door pos sig
Nca
Rear fuse block (below left rear seat)
Recirc door cntrl
Recirc dr pos sig
Recirculation actuator (behind upper right side of dash)
Red
Right sensor
S202 (i/p harness, 16.5 cm from steering column connector breakout, toward dlc breakout)
S216
S217
S271 (i/p harness, 14.5 cm from dash compt, lamp breakout, toward center of dash)
S302 (5 cm from main harness breakout for c700, toward g302)
Solid state
Sp201 (at lower right front of lower console)
Tan
Under- hood fuse block (on left side of engine compt)
Upper left air temperature sensor (behind upper left center of dash)
Upper right air temperature sensor (behind upper right center of dash)
Uppr lt air temp sig
Uppr rt air temp sig

Automatic A/C Wiring Diagram, Long Wheel Base (2 of 3) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Automatic A/C Wiring Diagram, Long Wheel Base (2 of 3) for Chevrolet TrailBlazer 2005:

(5.3l)
(forward lamp harness, 20 cm from windshield washer pump breakout, toward engine cooling fan breakout) s113
(forward lamp harness, 8 cm from rear washer pump motor breakout, toward right turn signal breakout) s103
(left front of underhood compt, on left side of radiator support) g103
+5v ref
0-12v pulse
4.2l
4.2l 5.3l
4wd fuse 48 15a
5.3l
5.3l 4.2l
87a
A/c compressor clutch assembly
A/c fuse 30 10a
A/c low pressure switch (at right rear of engine compt, on accumulator)
A/c press sig
A/c relay 44
A12
Air conditioning refrigerant pressure sensor (on high pressure line near a/c compressor)
Ambient light sens
Auxiliary water pump
Auxiliary water pump relay 1 (right rear of engine compt)
Auxiliary water pump relay 2
B11
B12
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Comp rly cntrl
Coolant bypass valve
Cooling fan (4.2l: front of engine)
Cooling fan relay
D11
Data link connector (on bottom of left side of dash)
E12
Eap fuse 15 15a
Ect sens sig
Engine coolant temperature (ect) sensor (4.2l: upper left side of engine) (5.3l: on left front of engine block, near generator)
F12
Fan fuse 20 10a
G103 (left front of underhood compt, on left side of radiator support)
G107 (on lower left side of engine)
G108 (on lower left side of engine)
Hall sensor
High spd maf
Hot at all times
Hot in run
Hot in run or start
Ign e fuse 22 10a
Low ref
Low reference
Lt sunload sens sig
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Rear fuse block (below left rear seat)
Rt sunload sens sig
S101 (in engine harness, 4cm from breakout to c107, towards ecm)
S103 (forward lamp harness, 8 cm from rear washer pump breakout, toward toward right turn signal breakout)
S103 (forward lamp harness, 8 cm from rear washer pump motor breakout, toward right turn signal breakout)
S232 (w/ immobilizer) (i/p harness, 10 cm from steering column breakout, toward shift control module)
Serial data
Sp205 (behind left of dash, near headlamp switch connector)
Underhood fuse block (on left side of engine compt)

Automatic A/C Wiring Diagram, Long Wheel Base (3 of 3) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Automatic A/C Wiring Diagram, Long Wheel Base (3 of 3) for Chevrolet TrailBlazer 2005:

(in lower console harness, between auxiliary hvac module & c309)
(in lower console harness, between auxiliary hvac module) & c309)
(not used)
(on lower right "d" pillar) g402
30a
5v reference
A10
A11
A12
A13
A14
A15
A16
Auc hvac enable
Aux act door ctlr
Aux air temp dr ctlr
Aux air temp dr pos
Aux blwr mtr
Aux mode door ctrl
Aux mode dr pos sig
Auxiliary air temperature actuator (right rear of vehicle)
Auxiliary blower motor (on right side of cargo area, behind trim panel)
Auxiliary blower motor control processor (in rear hvac module, behind right rear interior panel)
Auxiliary blower motor fuse
Auxiliary console mode actuator
Auxiliary mode actuator (below center of dash)
B10
B11
B12
B13
B14
B15
B16
Battery
Class 2 data
Console mode dr ctrl
Console mode dr pos sig
Front auxiliary blower motor switch
G201
Ground auxiliary hvac control module (under lower console)
Hot at all times
Interior lights system
Low reference
Off
Rear
Rear fuse block (below left rear seat)
Red
Rr hvac fuse 13 30a
S307 (console harness)
S324
S325
S326
S402
Sp201 (at lower right front of lower console)
Txv solenoid ctrl

Automatic A/C Wiring Diagram, Short Wheel Base (1 of 2) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Automatic A/C Wiring Diagram, Short Wheel Base (1 of 2) for Chevrolet TrailBlazer 2005:

(i/p harness, 15.5 cm from reci- rculation actuator connector)
(i/p harness, 16 cm from sp201 breakout, toward dlc) s211
(i/p harness, 5 cm from mode motor breakout, toward instrument cluster breakout)
5v ref
A/c comp status
A/c low press sw
A10
A11
A12
Air temp door ctrl
Air temp dr pos sig
Air temperature actuator (left) (behind left center of dash)
Air temperature actuator (right) (behind right center of dash)
Ambient air temp sig
Ambient air temperature sensor (on left center of radiator support)
Ambient light
Ambient light/ sun load sensor assembly (on top center of dash, near base of windshield)
B10
B11
B12
Batt pos volt
Battery
Blower fuse 35 40a
Blower motor (below right side of dash)
Blower motor control module (lower right side of dash)
Blwr mtr spd ctrl
Class 2
Def door pos sig
Defrost actuator (behind upper left center of dash)
Defrost door ctrl
G102 (left side of underhood compt, near rear of underhood fuse block)
G201
G302 (on lower left "b" pillar)
Ground
Hot at all times
Hot in run
Hvac control module (center of dash)
Hvac i fuse 39 10a
Hvac-b fuse 36 10a
Ign 3
Inside air temp ctrl
Inside air temp sig
Inside air temperature sensor assembly (at top of left "b" pillar, behind trim)
Interior lights system
Left sensor
Logic
Low ref
Low reference
Lower left air temperature sensor (behind lower left center of dash, on air duct)
Lower right air temperature sensor (behind lower right of dash, on air duct)
Lps dimming ctrl
Lwr lt air temp sig
Lwr rt air temp sig
Mode actuator (behind upper left center of dash)
Mode door ctrl
Mode door pos sig
Nca
Rear fuse block (below left rear seat)
Recirc door cntrl
Recirc dr pos sig
Recirculation actuator (behind upper right side of dash)
Red
Right sensor
S216
S217
S271 (i/p harness, 14.5 cm from dash compt, lamp breakout, toward center of dash)
Solid state
Sp201 (at lower right front of lower console)
Tan
Toward dlc breakout)
Under- hood fuse block (on left side of engine compt)
Upper left air temperature sensor (behind upper left center of dash)
Upper right air temperature sensor (behind upper right center of dash)
Uppr lt air temp sig
Uppr rt air temp sig
W/ rear a/c

Automatic A/C Wiring Diagram, Short Wheel Base (2 of 2) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Automatic A/C Wiring Diagram, Short Wheel Base (2 of 2) for Chevrolet TrailBlazer 2005:

(5.3l)
(forward lamp harness, 20 cm from windshield washer pump breakout, toward engine cooling fan breakout) s113
(left front of underhood compt, on left side of radiator support) g103
(not used)
+5v ref
0-12v pulse
4.2l
4.2l 5.3l
5.3l
A/c compressor clutch assembly
A/c fuse 30 10a
A/c low pressure switch (at right rear of engine compt, on accumulator)
A/c press sig
A/c relay 44
A12
Air conditioning refrigerant pressure sensor (on high pressure line near a/c compressor)
Ambient light sens
Aux blwr hi spd
Aux blwr med spd
Aux mode dr
Auxiliary blower motor (w/ rear a/c) (below center of dash)
Auxiliary console mode actuator (w/ rear a/c) (below center of dash)
Auxiliary hvac control module (under lower console)
B11
B12
Batt
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Class 2 data
Comp rly cntrl
Cooling fan (4.2l: front of engine)
D11
Data link connector (on bottom of left side of dash)
E12
Ect sens sig
Engine coolant temperature (ect) sensor (4.2l: upper left side of engine) (5.3l: on left front of engine block, near generator)
F12
Fan fuse 20 10a
Fan relay
G103 (left front of underhood compt, on left side of radiator support)
G107 (on lower left side of engine)
G108 (on lower left side of engine)
G201
Ground
Hall sensor
High spd maf
Hot at all times
Hot in run or start
Ign e fuse 22 10a
Low ref
Low reference
Lt sunload sens sig
Mode
Off
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Rt sunload sens sig
S101 (in engine harness, 4cm from breakout to c107, towards ecm)
S103 (forward lamp harness, 8 cm from rear washer pump breakout, toward toward right turn signal breakout)
S232 (w/ immobilizer) (i/p harness, 10 cm from steering column breakout, toward shift control module)
S307 (console harness)
Serial data
Sp201 (at lower right front of lower console)
Sp205 (behind left of dash, near headlamp switch connector)
Underhood fuse block (on left side of engine compt)
W/ rear a/c

Compressor Wiring Diagram for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Compressor Wiring Diagram for Chevrolet TrailBlazer 2005:

(i/p harness, 10 cm from steering column breakout, toward shift control module) (w/ immobilizer) s232
(left front of underhood compt, on left side of radiator support) g103
+5v ref
4.2l 5.3l
5.3l 4.2l
A/c compressor clutch assembly
A/c comp status
A/c fuse 30 10a
A/c low press sw
A/c low pressure switch (at right rear of engine compt, on accumulator)
A/c press sig
A/c relay 44
A12
Air conditioning refrigerant pressure sensor (on high pressure line near a/c compressor)
B11
B12
Class 2
Comp rly cntrl
D11
Data link connector (on bottom left side of dash)
E12
F12
G102 (left side of underhood compt, near rear of underhood fuse block)
G107 (on lower left side of engine)
G201
Ground
Hot at all times
Hot in run
Hot in run or start
Hvac 1 fuse 39 10a
Hvac control module (center of dash)
Hvac-b fuse 36 10a
Ign 3
Ign e fuse 22 10a
Low ref
Power
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Rear fuse block (below left rear seat)
S103 (forword lamp harness, 8 cm from rear washer pump breakout, toward right turn signal breakout)
S202 (i/p harness, 16.5 cm from steering column connector breakout, toward dlc breakout)
S211 (i/p harness, 16 cm from sp201 breakout, toward dlc)
Serial data
Sp201 (at lower right front of lower console)
Sp205 (behind left of dash, near headlamp switch connector)
Underhood fuse block (on left side of engine compt)

Manual A/C Wiring Diagram, Long Wheel Base (1 of 3) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Manual A/C Wiring Diagram, Long Wheel Base (1 of 3) for Chevrolet TrailBlazer 2005:

(below right side of dash) blower motor resistor assembly
(i/p harness, 15.5 cm from reci- rculation actuator connector)
(i/p harness, 16 cm from sp201 breakout, toward dlc) s211
(i/p harness, 5 cm from mode motor breakout, toward instrument cluster breakout)
(in the i/p harness, 4 cm from breakout to inflatable restraint i/p module toward blower motor resistor assembly)
(not used)
4wd fuse 48 15a
5v ref
A/c comp status
A/c low press sw
A10
A11
A12
Air temp door ctrl
Air temp dr pos sig
Air temperature actuator (left) (behind left center of dash)
Air temperature actuator (right) (behind right center of dash)
B10
B11
B12
Battery
Blower fuse 35 40a
Blower motor (below right side of dash)
Blower motor relay
Class 2
Cool by pass sol ctrl
Def door pos sig
Defrost actuator (behind upper left center of dash)
Defrost door ctrl
G102 (left side of underhood compt, near rear of underhood fuse block)
G201
Ground
High
Hot at all times
Hot in run
Hvac control module (center of dash)
Hvac fuse 44 30a
Hvac i fuse 39 10a
Hvac-b fuse 36 10a
Ign 3
Interior lights system
Low
Low ref
Lps dimming ctrl
Med1
Med2
Med3
Mode actuator (behind upper left center of dash)
Mode door ctrl
Mode door pos sig
Off
Off blwr mtr cntrl
Rear fuse block (below left rear seat)
Recirc door cntrl
Recirculation actuator (behind upper right side of dash)
Red
S201
S202 (i/p harness, 16.5 cm from steering column connector breakout, toward dlc breakout)
S216
S217
S250
Solid state
Sp201 (at lower right front of lower console)
Tan
Under- hood fuse block (on left side of engine compt)

Manual A/C Wiring Diagram, Long Wheel Base (2 of 3) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Manual A/C Wiring Diagram, Long Wheel Base (2 of 3) for Chevrolet TrailBlazer 2005:

(5.3l)
(forward lamp harness, 20 cm from windshield washer pump breakout, toward engine cooling fan breakout) s113
(forward lamp harness, 8 cm from rear washer pump motor breakout, toward right turn signal breakout) s103
(left front of underhood compt, on left side of radiator support) g103
+5v ref
0-12v pulse
4.2l
4.2l 5.3l
5.3l
5.3l 4.2l
87a
A/c compressor clutch assembly
A/c fuse 30 10a
A/c low pressure switch (at right rear of engine compt, on accumulator)
A/c press sig
A/c relay
Air conditioning refrigerant pressure sensor (on high pressure line near a/c compressor)
Auxiliary water pump
Auxiliary water pump relay 1 (right rear of engine compt)
Auxiliary water pump relay 2
B11
Comp rly cntrl
Coolant bypass valve
Cooling fan (4.2l: front of engine)
D11
Data link connector (on bottom of left side of dash)
E12
Eap fuse 15 15a
Ect sens sig
Engine coolant temperature (ect) sensor (4.2l: upper left side of engine) (5.3l: on left front of engine block, near generator)
F12
Fan fuse 20 10a
Fan relay
G103 (left front of underhood compt, on left side of radiator support)
G107 (on lower left side of engine)
G108 (on lower left side of engine)
Hall sensor
High spd maf
Hot at all times
Hot in run or start
Ign e fuse 22 10a
Low ref
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
S101 (in engine harness, 4cm from breakout to c107, towards ecm)
S103 (forward lamp harness, 8 cm from rear washer pump breakout, toward right turn signal breakout)
S103 (forward lamp harness, 8 cm from rear washer pump motor breakout, toward right turn signal breakout)
S232 (w/ immobilizer) (i/p harness, 10 cm from steering column breakout, toward shift control module)
Serial data
Sp205 (behind left of dash, near headlamp switch connector)
Underhood fuse block (on left side of engine compt)

Manual A/C Wiring Diagram, Long Wheel Base (3 of 3) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Manual A/C Wiring Diagram, Long Wheel Base (3 of 3) for Chevrolet TrailBlazer 2005:

(in lower console harness, between auxiliary hvac module & c309)
(in lower console harness, between auxiliary hvac module) & c309)
(not used)
(on lower right "d" pillar) g402
30a
5v reference
A10
A11
A12
Auc hvac enable
Aux act door ctlr
Aux air temp dr ctlr
Aux air temp dr pos
Aux blwr mtr auxiliary hvac control module (under lower console)
Aux mode door ctrl
Aux mode dr pos sig
Auxiliary air temperature actuator (right rear of vehicle)
Auxiliary blower motor (on right side of cargo area, behind trim panel)
Auxiliary blower motor control processor (in rear hvac module, behind right rear interior panel)
Auxiliary blower motor fuse
Auxiliary console mode actuator
Auxiliary mode actuator (below center of dash)
B10
B11
B12
Battery
Class 2 data
Console mode dr ctrl
Console mode dr pos sig
Dimming ctrl
Front auxiliary blower motor switch
G201
Ground
Hot at all times
Interior lights system
Low reference
Off
Rear
Rear fuse block (below left rear seat)
Red
Rr hvac fuse 13 30a
S307 (console harness)
S324
S325
S326
S402
Sp201 (at lower right front of lower console)
Txv sol ctrl

Manual A/C Wiring Diagram, Short Wheel Base (1 of 2) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Manual A/C Wiring Diagram, Short Wheel Base (1 of 2) for Chevrolet TrailBlazer 2005:

(below right side of dash) blower motor resistor assembly
(i/p harness, 15.5 cm from reci- rculation actuator connector)
(i/p harness, 16 cm from sp201 breakout, toward dlc) s211
(i/p harness, 5 cm from mode motor breakout, toward instrument cluster breakout)
(in the i/p harness, 4 cm from breakout to inflatable restraint i/p module toward blower motor resistor assembly)
(not used)
5v ref
A/c comp status
A/c low press sw
A10
A11
A12
Air temp door ctrl
Air temp dr pos sig
Air temperature actuator (left) (behind left center of dash)
Air temperature actuator (right) (behind right center of dash)
Aux hvac enable
B10
B11
B12
Battery
Blower fuse 35 40a
Blower motor (below right side of dash)
Blower motor relay
Class 2
Def door pos sig
Defrost actuator (behind upper left center of dash)
Defrost door ctrl
G102 (left side of underhood compt, near rear of underhood fuse block)
G201
Ground
High
Hot at all times
Hot in run
Hvac control module (center of dash)
Hvac fuse 44 30a
Hvac i fuse 39 10a
Hvac-b fuse 36 10a
Ign 3
Interior lights system
Low
Low ref
Lps dimming ctrl
Med1
Med2
Med3
Mode actuator (behind upper left center of dash)
Mode door ctrl
Mode door pos sig
Off
Off blwr mtr cntrl
Rear fuse block (below left rear seat)
Recirc door cntrl
Recirculation actuator (behind upper right side of dash)
Red
S201
S202 (i/p harness, 16.5 cm from steering column connector breakout, toward dlc breakout)
S216
S217
S250
Solid state
Sp201 (at lower right front of lower console)
Tan
Under- hood fuse block (on left side of engine compt)
W/ rear a/c

Manual A/C Wiring Diagram, Short Wheel Base (2 of 2) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Manual A/C Wiring Diagram, Short Wheel Base (2 of 2) for Chevrolet TrailBlazer 2005:

(5.3l)
(forward lamp harness, 20 cm from windshield washer pump breakout, toward engine cooling fan breakout) s113
(left front of underhood compt, on left side of radiator support) g103
(not used)
+5v ref
0-12v pulse
4.2l
4.2l 5.3l
5.3l
5.3l 4.2l
A/c compressor clutch assembly
A/c fuse 30 10a
A/c low pressure switch (at right rear of engine compt, on accumulator)
A/c press sig
A/c relay 44
Air conditioning refrigerant pressure sensor (on high pressure line near a/c compressor)
Aux dr mtr cntrl
Aux hvac enable
Auxiliary console mode actuator (w/ rear a/c) (below center of dash)
Auxiliary hvac control module (under lower console)
Bi lvl
Comp rly cntrl
Cooling fan (4.2l: front of engine)
D11
Data link connector (on bottom of left side of dash)
E12
Ect sens sig
Engine coolant temperature (ect) sensor (4.2l: upper left side of engine) (5.3l: on left front of engine block, near generator)
F12
Fan fuse 20 10a
Fan relay
Floor
G103 (left front of underhood compt, on left side of radiator support)
G107 (on lower left side of engine)
G108 (on lower left side of engine)
G201
Ground
Hall sensor
High spd maf
Hot at all times
Hot in run or start
Ign e fuse 22 10a
Ign voltage
Lo ref
Logic
Low ref
Power ind sig
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Pwr ind
S101 (in engine harness, 4cm from breakout to c107, towards ecm)
S103 (forward lamp harness, 8 cm from rear washer pump breakout, toward right turn signal breakout)
S232 (w/ immobilizer) (i/p harness, 10 cm from steering column breakout, toward shift control module)
S307 (console harness)
Serial data
Sp201 (at lower right front of lower console)
Sp205 (behind left of dash, near headlamp switch connector)
Underhood fuse block (on left side of engine compt)
Upper
W/ rear a/c

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram, with Traction Control for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Anti-lock Brakes Wiring Diagram, with Traction Control for Chevrolet TrailBlazer 2005:

(4.2l)
(5.3l)
(on bottom left side of dash) data link connector (dlc)
2wd
4.2l
5.3l
Abs fuse 33 60a
Abs pump
Anti-lock brake indicator
Automatic a/c
B10
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Brake fluid level switch (on brake master cylinder fluid reservoir)
Brake fluid lvl sig
Brake fuse 51 10a
Brake indicator
C11
Cruise control system
Delivered torque sig
Delivered torque signal
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
G107 (on lower left side of engine)
G201
G304 (on outside of left frame rail, near electronic brake control module)
Hot at all times
Hot in run
Hot in run or start
Hvac 1 fuse 39 10a
Ign e fuse 22 10a
Ignition 3
Instrument panel cluster
Interior lights system
Ipc/dic fuse 24 10a
Left front wheel speed sensor (on left front spindle/hub assembly)
Lf whl spd sens ref
Lf whl spd sens sig
Logic
Low traction indicator
Manual a/c
Nca
Pnk
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Rear fuse block (below left rear seat)
Red
Requested torque sig
Requested torque signal
Rf whl spd sens ref
Rf whl spd sens sig
Right front wheel speed sensor (on right front spindle/hub assembly)
S211
S239
Serial data
Sp201 (at lower right front of lower console)
Sp205 (behind left of dash, near headlamp switch connector)
Stop lamp switch (on brake pedal assembly)
Tan
Tcc brake switch sig
Trac active telltale
Trac disable telltale
Traction control switch
Traction disable sw
Traction disable switch
Traction off indicator
Underhood fuse block (on left side of engine compt)
Vehicle speed signal
Vss

Anti-lock Brakes Wiring Diagram, without Traction Control for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Anti-lock Brakes Wiring Diagram, without Traction Control for Chevrolet TrailBlazer 2005:

(on bottom left side of dash) data link connector (dlc)
4.2l
5.3l
A10
Abs fuse 33 60a
Abs pump
Anti-lock brake indicator
B10
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Brake fluid level switch (on brake master cylinder fluid reservoir)
Brake fuse 51 10a
Brake indicator
C11
Cruise control system
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
G107 (on lower left side of engine)
G304 (on outside of left frame rail, near electronic brake control module)
Hot at all times
Hot in run
Hot in run or start
Ign 3
Ign e fuse 22 10a
Instrument panel cluster
Ipc/dic fuse 24 10a
Left front wheel speed sensor (on left front spindle/hub assembly)
Lf sens low ref
Lf sens sig
Lvl sens sig
Nca
Pnk
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Rear fuse block (below left rear seat)
Red
Rf sen low ref
Rf sens sig
Right front wheel speed sensor (on right front spindle/hub assembly)
S239
Serial data
Sp205 (behind left of dash, near headlamp switch connector)
Stop lamp switch (above brake pedal, on bracket)
Tan
Tcc brake sw
Underhood fuse block (on left side of engine compt)
Vehicle speed signal
Vss

ANTI-THEFT

Forced Entry Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Forced Entry Wiring Diagram for Chevrolet TrailBlazer 2005:

(behind left side of dash, near headlamp switch connector) splice pack sp205
(in body harness,
4.2l
5.3l
A10
A11
A12
A14
Ajar
B c1
B10
B11
B13
B17
Battery b(+)
Body control module (bcm) (beneath left rear seat, on rear fuse block)
C (xuv)
C c1
C1 a
C1 d
C4 b11
Class 2 data
Data link connector (dlc) (on bottom left side of dash)
Door ajar sig
Door ajar switch
Down
Driver door latch assembly
Driver door module (ddm) (below driver's door switch panel)
E12
Endgate key cylinder switch
Endgate module (egm) (xuv) (at center of endgate)
Exterior lights system
F10
F14
F8 c2
Front passenger door latch assembly
Front passenger door module (fpdm) (below front passenger door switch panel)
G302 (on lower
G303 (on lower
Ground
Head- lights system
Headlamp relay ctrl
Horn relay ctrl
Horns system
Hot at all times
Instrument panel cluster
K (except xuv)
Key cyl down sig
Key cyl up sig
Key switch
Key switch sig
Left "b" pillar)
Left rear door latch assembly
Liftgate ajar sig
Liftgate latch assembly
Liftgate module (lgm) (except xuv) (in center of liftgate)
Liftglass ajar sig
Liftglass ajar switch
Ll ajar sig
Logic
Low ref
Lower left endgate actuator (lower left side of endgate)
Lr door ajar sig
Nca
Parklamp relay ctrl
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Rear fuse block (below left rear seat)
Right "b" pillar)
Right rear door latch assembly
Rr door ajar sig
S302
S914 (left side of endgate)
S915 (center of endgate)
Security ind
Tan
Tbc 2 fuse 7 10a
Tbc 3 fuse 4 10a
Tbc 4 fuse 40 10a
Tbc 5 fuse 32 10a
Trunk, tailgate, fuel doors system
Ul ajar sig
Under right rear seat) splice pack sp306
Upper left endgate actuator (left side of endgate)
Upper right endgate actuator (at right side of endgate)
Ur ajar sig

Passlock Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Passlock Wiring Diagram for Chevrolet TrailBlazer 2005:

12v ref
4.2l
5.3l
A11
B10
B11
Battery
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Class 2 serial data
Computer data lines system
Data
Data link connector (on bottom left side of dash)
E12
F14
G302 (on lower left "b" pillar)
Ground
Hot at all times
Instrument panel cluster
Nca
Passlock sensor (in ignition lock cylinder case)
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Rear fuse block (below left rear seat)
Rtn
S302
Security ind
Sensor ret
Sensor sig
Serial data
Splice pack sp205 (behind left side of dash, near headlamp switch connector)
Tbc 1 fuse 10a
Underhood fuse block (on left side of engine compt)

BODY CONTROL MODULES

Body Control Modules Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Body Control Modules Wiring Diagram for Chevrolet TrailBlazer 2005:

(4.2l) (5.3l)
(gmc)
12v ref
5v ref
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A3 bat positive voltage a4
Accessory voltage
Air conditioning system
Ambient light sen sig
Ambient lt sen lo ref
Anti-theft system
B1 c1
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
Back up lamp pwr
Bat positive voltage
Bcm class 2 ser data
Body control module (bcm) (beneath left rear seat, on rear fuse block)
C4 b11
Class 2 serial data
Computer data lines system
Courtesy lamp pwr
Courtesy lps pwr
Courtesy lps sig
D12
Door lock rly ctrl
Door locks system
Door unlock rly ctrl
Drl def on ind ctrl
Drl def sw sig
E10
E11
E12
E13
E14
E15
E16
E5 c2
Exterior lights system
F10
F11
F12
F13
F14
F15
F16
F8 c2
Flash-to-pass sw sig
Fog lamp relay ctrl
Front fog lps sw sig
G302 (on lower left "b" pillar)
Ground
Head hi beam rly ctrl
Head lo beam rly ctrl
Headlights system
Headlp wash rly ctrl
Headlps high beam pwr
Headlps on ind ctrl
Headlps sw on sig
Headlps wash sw sig
Horn relay ctrl
Horns system
Hot at all times
Hot in acc or run
Hot in acc, run or start
Hot in run
Hot in run or start
I/p dimmer sw lo ref
I/p lamps dimming ctrl
Ign 1 voltage
Ign b voltage
Ign d voltage
Inclne sen alrm on sig
Int lps defeat sw sig
Interior light system
Interior lights system
Key in ign sw sig
Left sunload sen sig
Lf door ajar sw sig
Lr pwr wnd lkout ctrl
Lr pwr wnd sw dn ctrl
Lr pwr wnd sw up ctrl
Midgate ajar ind sw
Midgate sw up sig
Nca
Park brake sw sig
Park brake switch (on parking brake assembly)
Park lamp rly ctrl
Park lps sw sig
Pnk
Power distribution system
Power windows system
Rap relay ctrl
Rear fog lp rly ctrl
Rear fog lps sw sig
Rear fuse block (below left rear seat)
Rear washer rly ctrl
Rear washer sw sig
Rear wiper/washer sw
Remote radio ctrl sig
Right sunload sen sig
Rr door ajar sw sig
Rr pwr wnd lkout ctrl
Rr pwr wnd sw dn ctrl
Rr pwr wnd sw up ctrl
S302
Security sys lo ref
Security sys sen sig
Sound systems
Tan
Tbc 1 fuse 31 fuse 58 10a
Tbc 2 fuse 7 10a
Tbc 3 fuse 4 10a
Tbc 4 fuse 40 10a
Tbc 5 fuse 32 10a
Tbc acc fuse 31 3a
Tbc ig fuse 50 3a
Tbc ign 1 fuse 16 10a
Tbc run fuse 52 3a
Trunk, tailgate, fuel doors system
Underhood fuse block (on left side of engine compt)
Warning system
Windsh wiper sw sig 2
Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Computer Data Lines Wiring Diagram for Chevrolet TrailBlazer 2005:

(5.3l: near lower left front of engine)
4.2l
4wd
5.3l
A11
Auxiliary hvac control module (under lower console)
B11
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Cigar fuse 13 20a
Class 2 serial data
D (not used)
Data link connector (dlc) (on bottom left side of dash)
Digital radio receiver
Digital video disc (dvd) player
Driver door module (ddm) (below driver's door switch panel)
Driver memory seat module (below left front seat)
E (not used)
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
F14
Front passenger door module (fpdm) (below front passenger door switch panel)
G (not used)
G102 (left side of underhood compt, near rear of underhood fuse block)
G201 (ground splice pack, near right front of lower console)
H (not used)
High speed gmlan serial data +
High speed gmlan serial data -
High speed gmlan serial data bus +
High speed gmlan serial data bus -
Hot at all times
Hvac control module (center of dash)
Inflatable restraint sensing & diagnostic module (sdm) (below rear of center console)
Instrument panel cluster
L (not used)
Liftgate module (lgm) (in center of liftgate)
Lwb w/ auto a/c
Manual a/c
Powertrain control module (pcm) (4.2l) engine control module (5.3l) (4.2l: on upper left side of engine)
Radio
S202
S232 (i/p harness, 10 cm from steering column breakout, toward shift control module)
Splice pack sp201 (at lower right front of lower console)
Splice pack sp205 (behind left side of dash, near headlamp switch connector)
Splice pack sp306 (in body harness, under right rear seat)
Swb w/ auto a/c
Tan
Theft deterrent control module
Transfer case shift control module (behind lower left side of dash)
Transmission control module (tcm)
Underhood fuse block (on left side of eng compt)
Vehicle communication interface module (vcim) (swb; under right rear seat) (lwb; right rear floor pan)
W/ immobilizer
W/ traction control
W/o immobilizer
W/o traction control

COOLING FAN

Auxiliary Cooling Fan Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Auxiliary Cooling Fan Wiring Diagram for Chevrolet TrailBlazer 2005:

(left front of underhood compt, on left side of radiator support) g103
4wd fuse 48 15a
87a
Air conditioning system
Auxiliary water pump
Auxiliary water pump relay 1 (right rear of engine compt)
Auxiliary water pump relay 2
B11
Batt pos vol
Coolant bypass sol ctrl
Coolant bypass valve
Eap fuse 15 15a
G102 (left front of underhood compt, near rear of underhood fuse block)
Ground
Hot at all times
Hot in run
Hvac b fuse 36 10a
Hvac control module (center of dash)
Rear fuse block (below left rear seat)
S103
S202
Underhood fuse block (on left side of engine compt)

Cooling Fan Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Cooling Fan Wiring Diagram for Chevrolet TrailBlazer 2005:

(4.2l)
(4.2l: upper left side of engine) (5.3l: on left front of engine block, near generator) engine coolant temperature (ect) sensor
(5.3l)
(forward lamp harness, 20 cm from windshield washer pump breakout, toward engine cooling fan breakout) s113
4.2l
5.3l
Clutch cntrl
Cooling fan (front of engine)
Ect sens sig
Fan fuse 20 10a
Fan relay
Fan speed sig
G103 (left front of underhood compt, on left side of radiator support)
G108 (on lower left side of engine)
Ground
Hall sensor
Hot in run or start
Low ref
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Underhood fuse block (on left side of engine compt)

CRUISE CONTROL

4.2L VIN S

4.2L VIN S, Cruise Control Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for 4.2L VIN S, Cruise Control Wiring Diagram for Chevrolet TrailBlazer 2005:

5 volt ref
Accelerator pedal position (app) sensor (above accelerator pedal, on bracket)
App sensor 1
App sensor 2
B10
B4 c1
C9 c2
Close
Cruise ind
Cruise release
E3 c3
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Exterior lights system
Hot at all times
Hot in run
Hot in run or start
Hvac i fuse 39 10a
Ign
Ign e fuse 22 10a
Instrument panel cluster (ipc)
Ipc class 2 serial data
Logic
Low ref
On sw
On/off switch
Open
Pnk
Power distribution system
Powertrain control module (on upper left side of engine)
Rear fuse block (below left rear seat)
Res/accel sw
Res/accel switch
S239
Serial data
Set/coast sw
Set/coast switch
Sp205 (behind left of dash, near headlamp switch connector)
St/lp fuse 12 25a
Stop lamp input
Stop lamp switch (on brake pedal assembly)
Tac motor ctrl 1
Tac motor ctrl 2
Tan
Throttle body
Tp sensor 1
Tp sensor 2
Turn signal/ multifunction switch
Underhood fuse block (on left side of engine compartment)
Veh stop fuse 34 15a
Vehicle speed sensor (vss) (on left rear of transfer case)
Vehicle speed sig
Vss hi
Vss lo
W/ traction control
W/o traction control

5.3L VIN M

5.3L VIN M, Cruise Control Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, Cruise Control Wiring Diagram for Chevrolet TrailBlazer 2005:

(behind left of dash, near headlamp switch connector) sp205
5 volt ref
Accelerator pedal position (app) sensor (above accelerator pedal, on bracket)
App sensor 1
App sensor 2
B10
Batt
C9 c2
Close
Cruise ind
Cruise release
E3 c3
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Engine control module (ecm) (near lower left front of engine)
Exterior lights system
G108 (on lower left side of engine)
Gnd
Hot at all times
Hot in run
Hot in run or start
Hvac i fuse 39 10a
Ign
Ign e fuse 22 10a
Instrument panel cluster (ipc)
Ipc class 2 serial
Logic
Low ref
On sw
On/off switch
Open
Pnk
Power distribution system
Rear fuse block (below left rear seat)
Res/accel sw
Res/accel switch
S101
S105
S239
Serial data
Serial data bus +
Serial data bus -
Set/coast sw
Set/coast switch
St/lp fuse 12 25a
Stop lamp in stop lamp in stop lamp in
Stop lamp input
Stop lamp switch (on brake pedal assembly)
Tac motor ctrl 1
Tac motor ctrl 2
Tan
Throttle body
Tp sensor 1
Tp sensor 2
Transmission control module (tcm)
Turn signal/ multifunction switch
Underhood fuse block (on left side of engine compartment)
Veh stop fuse 34 15a
Vehicle speed sensor (vss) (on left rear of transfer case)
Vehicle speed sig
Vss hi
Vss lo
W/ traction control
W/o traction control

DEFOGGERS

Defoggers Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Defoggers Wiring Diagram for Chevrolet TrailBlazer 2005:

(except xuv: in center of liftgate)
(xuv) (except xuv)
A1 c2
B11
Bat
Coil
Computer data lines system
Driver door module (ddm) (below driver's door switch panel)
Driver outside rearview mirror
Egm 2 lgm 2 fuse 3 30a
Except xuv
Front passenger door module (fpdm) (below front passenger door switch panel)
G401 (on lower left "d" pillar)
G402 (on lower right "d" pillar)
Grd
Hot at all times
Htr
Hvac control module (center of dash)
Liftgate module (lgm) (except xuv) endgate module (egm) (xuv) (xuv: at center of endgate)
Passenger outside rearview mirror
R def
Rear fuse block (below left rear seat)
Rear window defogger grid (on rear a window)
S401
S904
S905
S911
Serial data
Sply volt
Tan
Xuv

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Electronic Suspension Wiring Diagram for Chevrolet TrailBlazer 2005:

4.2l
4wd fuse 15a
5.3l
Air suspension compressor assembly (except xl: behind right rear wheelwell, on frame rail) (xl: on left rear frame rail, near spare tire)
Air suspension inflator switch (xl: on left side of cargo area, on trim panel) (except xl: on right side of cargo area, on trim panel)
B11
Battery
Control
Ecas fuse 30a
G305 (on outside of left frame rail, near fuel tank)
Ground
Hot at all times
Hot in run
Ign 3
Instrument panel cluster
Led signal
Left rear air suspension sensor (on frame rail, near left rear suspension arm)
On/off
Powertrain control module (4.2l) engine control module (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Radio (premium)
Rear fuse block (below left rear seat)
Red
Right rear air suspension sensor (on frame rail, near right rear suspension arm)
S117 (i/p harness, 8.5 cm from c100 breakout, toward underhood fuse block c5 & c6 breakouts)
S306
Sensor ret
Sensor sig
Speed sens
Tan
Transmissions system
Underhood fuse block (on left side of engine compt)
Vss

ENGINE PERFORMANCE

4.2L VIN S

4.2L VIN S, Engine Performance Wiring Diagram (1 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 4.2L VIN S, Engine Performance Wiring Diagram (1 of 5) for Chevrolet TrailBlazer 2005:

4wd low sig
5 volt ref
A/c compr rel
A/c press sens
Accelerator pedal position (app) sensor (above accelerator pedal, on bracket)
Air conditioning system
Air pump relay
Anti-lock brakes system
App sens 1 sig
App sens 2 sig
B10
Battery
Body control module (bcm) (under left rear seat, on rear fuse block)
Cc on sw input
Cls 2 data
Cool fan clutch
Cooling fan sp
Cooling fans system
Crank voltage
Cruise control system
Data link connector (bottom left side of dash)
Eng spd sig out
F14
Fuel tank press
Fuel tank pressure sensor (swb: top left rear of fuel tank) (lwb: top of fuel tank)
Hot at all times
Hot in accy, run or start
Hot in run or start
Iat sens sig
Ign 0 fuse 47 10a
Ign 0 input
Ign 1 volt
Ign e fuse 22 10a
Instrument cluster system
Instrument panel cluster
Intake air (iat) temperature sensor (in air intake duct, on top right of engine)
Lo ref
Low ref
Malfunction indicator lamp
Mil ctrl
Pcm b fuse 10 20a
Pnk
Pnp sw input
Powertrain control module (pcm) (on upper left side of engine)
Prim fuel lvl
Rear fuse block (below left rear seat)
Res/acc sw
S232 (i/p harness, 10 cm from steering column breakout)
S239
S320
Set/cruise sw
Sp205 (behind left of dash, near headlamp switch connector)
Starting/ charging system
Stop lamp switch (on brake pedal assembly)
Stop lamp volt
Strt enable rel
Tan
Tcc rel sw sig
Theft deterrent control module
Transmissions system
Underhood fuse block (on left side of engine compt) c2
Vss
Vss signal out
W/ immob
W/ immobilizer
W/o immob
W/o immobilizer

4.2L VIN S, Engine Performance Wiring Diagram (2 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 4.2L VIN S, Engine Performance Wiring Diagram (2 of 5) for Chevrolet TrailBlazer 2005:

A11
Air fuse 56 60a
Air sol fuse 54 15a
Air sol relay
D11
E11
Eng i fuse 26 10a
Engine oil pressure switch (right side of engine block)
Evaporative emission (evap) canister purge solenoid (lower left side of engine)
Evaporative emission (evap) canister vent solenoid (lwb: rear of fuel tank) (swb: top of fuel tank)
F/pmp relay
Fuel pump/ & sender assembly (swb: inside fuel tank) (lwb: top of fuel tank)
G107 (lower left side of engine)
G107 (on lower left side of engine)
G305 (outside of left frame rail, near fuel tank)
Hot at all times
Hot in run or start
Nca
Pcm b fuse 10 20a
Pnk
Power distribution system
Red
S306
Secondary air injection pump (left front of chassis)
Secondary air injection pump relay (left front of chassis)
Secondary air injection solenoid (upper right side of engine)
Underhood fuse block (on left side of engine compt)
Underhood fuse block (on left side of engine compt) c1
Vehicle speed sensor (vss) (left rear of transfer case)

4.2L VIN S, Engine Performance Wiring Diagram (3 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 4.2L VIN S, Engine Performance Wiring Diagram (3 of 5) for Chevrolet TrailBlazer 2005:

1310
(left rear of engine block, below starter) crankshaft (ckp) position sensor
(top of engine) injectors
1-2 shift sol ctrl
2-3 shift sol ctrl
3-2 shift sol
5v ref
Anti-lock brakes system
Cam pos sol hi
Camshaft actuator solenoid assembly (right front of cylinder head)
Ckp sens sig
Deliv torque sig
Ect sens sig
Engine coolant temperature (ect) sensor (upper left side of engine)
Evap can prg ctl
Evap can vent
Fuel inj 1
Fuel inj 2
Fuel inj 3
Fuel inj 4
Fuel inj 5
Fuel inj 6
G108 (on lower left side of engine)
Gfd cyc sig
Ground powertrain control module (pcm) (on upper left side of engine)
H02s hi sig sens 1
H02s hi sig sens 2
H02s lo sig sens 2
Heated oxygen sensor 1 (on exhaust manifold, on right side of engine)
Heated oxygen sensor 2 (downstream of catalytic converter)
Ho2s htr lo s1
Ho2s htr lo s2
Ho2s lo sig s1
Hot in run or start
Ic 1 ctrl
Ic 2 ctrl
Ic 3 ctrl
Ic 4 ctrl
Ic 5 ctrl
Ic 6 ctrl
Low ref
Manifold absolute pressure sensor (on upper left side of engine)
Map sens sig
Nca
O2 fuse 29
Oil pres sw sig
Pc sol high ctrl
Pc sol low ctrl
Pcm i fuse 28 15a
Pnk
Powertrain control module (pcm) (on upper left side of engine)
Prim fuel pmp rel
Req torque sig
S111
Starting/ charging system
Tan
Tcc pwm sol
Tcc sol vlv ctrl
Trns rg sw sig a
Underhood fuse block (on left side of engine compt)
Vss high sig
Vss low signal

4.2L VIN S, Engine Performance Wiring Diagram (4 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 4.2L VIN S, Engine Performance Wiring Diagram (4 of 5) for Chevrolet TrailBlazer 2005:

(on lower left side of transmission) park/neutral position switch
1-2 shift solenoid s133
2-3 shift solenoid
3-2 shift solenoid
Automatic transmission
Automatic transmission fluid
C10
Ctrl
D10
D2 sw
D3 sw
D4 sw
E10
F10
G108 (on lower left side of engine)
G109 (on lower left side of engine)
Gnd
Ign
Ignition coils
Lo sw
Nca
Pnk
Pnk a
Pressure control solenoid
Red
Rev sw
Solenoid tcc pmw red
Spark plug
Tan
Tcc solenoid red
Temperature sensor
Underhood fuse block (on left side of engine compt)
Valve

4.2L VIN S, Engine Performance Wiring Diagram (5 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 4.2L VIN S, Engine Performance Wiring Diagram (5 of 5) for Chevrolet TrailBlazer 2005:

839
12v ref
5v ref
Air sol relay
Camshaft position (cmp) sensor (right front of cylinder
Cooling fans system
Cpm sens sig
Gen turn on sig
Hot in run or start
Ign 1 voltage
Knock sensor 1 (front) (lower left front of engine block)
Knock sensor 2 (rear) (lower left rear of engine block)
Ks 1 sig
Ks 2 sig
Low oil press sw
Low ref
Pnk
Powertrain control module (pcm) (upper left side of engine)
Red
Starting/charging system
Tac fuse 23 10a
Tac motor
Tac mtr ctrl 1
Tac mtr ctrl 2
Tfp sw sig a
Tfp sw sig b
Tfp sw sig c
Tft sens sig
Throttle body
Tp sens 1 sig
Tp sens 2 sig
Trs sig b
Trs sig c
Trs sig p
Underhood fuse block (on left side of engine compt)

5.3L VIN M

5.3L VIN M, Engine Performance Wiring Diagram (1 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, Engine Performance Wiring Diagram (1 of 5) for Chevrolet TrailBlazer 2005:

5 volt
A/c ref pre sen
A/c refrigerant pressure sensor (on high pressure line, near a/c compressor)
A12
Anti-lock brakes system
App sens 1
App sens 2
Battery
Computer data lines system
Coo fan speed sig
Cool fan clu ctrl
Cooling fans system
Crank fuse 17 10a
Crank volt
Cruise control system
Cruise on sw sig
Ecm i fuse 15a
Eng speed sig
Engine control module (ecm) (near lower left front of engine)
Engine speed
Evap can
Evaporative emission (evap) canister vent solenoid (swb: at rear of fuel tank) (lwb: top of fuel tank)
Exterior lights system
Ftp sens
Fuel lvl sens sig
Fuel pump & sender assembly (swb: inside fuel tank) (lwb: top of fuel tank)
Fuel pump rly
Fuel tank pressure (ftp) sensor (swb: at top left rear of fuel tank) (lwb: top of fuel tank)
Fuel/ pmp relay
G107 (on lower left side of engine)
G305 (on outside of left frame rail, near fuel tank)
Hot at all times
Hot in run or start
Hot in start
Ign 0 volt
Ign 1 volt
Ign e fuse 10a
Instrument cluster system
Instrument panel cluster
Logic
Low ref
Malfunction indicator lamp
Mil ctrl
Pcm b fuse 10 20a
Pnk
Pnp sw
Pwr diag
Res/acc sw sig
S239
S306
S359
Serial data
Set/coast sw sig
St/lp fuse 12 25a
Start relay
Starting/charging system
Stop lamp switch (on brake pedal assembly)
Tan
Tcc brake sw
Tcm/ canister fuse 15 10a
Underhood fuse block (on left side of engine compt)
Vss

5.3L VIN M, Engine Performance Wiring Diagram (2 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, Engine Performance Wiring Diagram (2 of 5) for Chevrolet TrailBlazer 2005:

(above accelerator pedal, on bracket) accelerator pedal position (app) sensor
(at top rear of engine) (dod) valve lifter oil manifold (vlom) assembly
(on power brake booster) (dod) brake booster vacuum sensor
4wd lo sig
5 volt
A/c comp rly
Air conditioning system
Anti-lock brakes system
Brk booster
Cooling fans system
Del torque
Engine control module (ecm) (near lower left front of engine)
Front hi sig
Ho2s hi sig
Ho2s htr lo
Ho2s htr sig
Ho2s lo sig
Hot in acc, run or start
Iat sensor
Ign 0 fuse 47 10a
Low ref
Maf sensor
Pnk
Rear fuse block (below left rear seat)
Req torq
S105
S320
Shutoff cylinder solenoid 1, cylinder 1
Shutoff cylinder solenoid 2, cylinder 4
Shutoff cylinder solenoid 3, cylinder 6
Shutoff cylinder solenoid 4, cylinder 7
Tan
Transmissions system
Veh stop fuse 34 15a

5.3L VIN M, Engine Performance Wiring Diagram (3 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, Engine Performance Wiring Diagram (3 of 5) for Chevrolet TrailBlazer 2005:

(at bottom front of engine) camshaft position (cmp) sensor
(at rear of engine) engine oil pressure (eop) sensor
(at right rear of engine, adjacent to starter) crankshaft position (ckp) sensor
(on left side of engine block)
(on left side of engine compt) underhood fuse block
A11
C1 c1
C11
Dod
Ecm fuse 29 10a
Eng i fuse 26 15a
Evaporative emission (evap) canister purge solenoid
Except dod
F10
F11 f11
G108 (on lower left side of engine)
Heated oxygen sensor (ho2s) bank 1 sensor 1 (in left bank exhaust pipe, ahead of catalytic converter)
Heated oxygen sensor (ho2s) bank 1 sensor 2 (in left bank exhaust pipe, behind catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 1 (in right bank of exhaust pipe, ahead of catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 2 (in right bank of exhaust pipe, behind catalytic converter)
Hot at all times
Iat
Inj a fuse 31 20a
Inj b fuse 56 20a
Maf
Mass airflow (maf)/intake air temperature (iat) sensor (in air intake duct)
Nca
O2a fuse 55 10a
O2b fuse 54 10a
Pnk
Pnk pnk
Powertrain relay 60
Red
S101
S112 (dod)
Tac fuse 23 15a
Tan
Underhood fuse block (on left side of engine compt)

5.3L VIN M, Engine Performance Wiring Diagram (4 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, Engine Performance Wiring Diagram (4 of 5) for Chevrolet TrailBlazer 2005:

Fuel injectors
Left knock sensor (ks) 1 (on top rear of engine)
Manifold absolute pressure (map) sensor (upper left side of engine)
Pnk
Red
S100
S102
Tan
Throttle body

5.3L VIN M, Engine Performance Wiring Diagram (5 of 5) for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, Engine Performance Wiring Diagram (5 of 5) for Chevrolet TrailBlazer 2005:

(in ignition coil jumper
(on lower left side of engine) g109
12 volt ref
5 volt ref
Ckp sensor
Cmp sensor
Ctrl
Cyl shut sol 1
Cyl shut sol 2
Cyl shut sol 3
Cyl shut sol 4
Ect sens sig
Engine control module (ecm) (near lower left front of engine)
Engine coolant temperature (ect) sensor (on left front of engine block, near generator)
Evap can sol
Fuel inj 1 ctrl
Fuel inj 2 ctrl
Fuel inj 3 ctrl
Fuel inj 4 ctrl
Fuel inj 5 ctrl
Fuel inj 6 ctrl
Fuel inj 7 ctrl
Fuel inj 8 ctrl
Gen field
Gnd
Harness, 5 cm from breakout to c108)
Ho2s heater lo
Ho2s hi
Ho2s hi sig
Ho2s htr lo
Ho2s low
Ho2s low sig
Ign
Ign ctrl 1
Ign ctrl 2
Ign ctrl 3
Ign ctrl 4
Ign ctrl 5
Ign ctrl 6
Ign ctrl 7
Ign ctrl 8
Ignition coils
Ks 1 sens sig
Ks 2 sensor sig
Low ref
Map sensor
Nca
Nca nca
Oil press
Pnk
Red
Ref lo
Right knock sensor (ks) 2 (right side of engine block)
S101
S108
S109
S118
S119
S128
S129
Spark plug
Starting/ charging system
Tac mtr ctrl 1
Tac mtr ctrl 2
Tan
Tp sens 1 sig
Tp sens 2 sig

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Back-up Lamps Wiring Diagram for Chevrolet TrailBlazer 2005:

(4.2l: on upper left side of engine) (5.3l: near lower left front of engine) powertrain control module (4.2l) engine control module (5.3l)
4.2l
5.3l
A9 c1
B/u lmp volt
B12
B13
B13 c4
Backup fuse 27 15a
Backup lamp
Battery
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Bus (+)
Bus (-)
C3 b4
Computer data lines system
G108 (on lower left side of engine)
G401 (on lower left "d" pillar)
G402 (on lower right "d" pillar)
Hot at all times
Hot in run or start
Left taillamp circuit board
Mirrors system (automatic day/ night mirror)
Nca
Park/ neutral position switch (on lower left side of transmission)
Park/neutral position switch (on lower left side of transmission)
Pnk
Rear fuse block (below left rear seat)
Right taillamp circuit board
S401
S402
Ser data
Serial data
Sp205 (behind left of dash, near headlamp switch connector)
Tan
Tbc 5 fuse 32 10a
Tr sw a
Tr sw b
Tr sw c
Tr sw p
Trailer connector
Transmission control module
Trlr b/u fuse 4 10a
Under- hood fuse block (on left side of engine compt)

Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005:

(3.94 in) from breakout to c107)
(left front of underhood compartment, on left side of radiator support) g103
(on left side of rear frame crossmember) g403
(on lower left side of engine) g107
4.2l
5.3l
A a
A10
A14
Auto
B g
B gmc
Back-up lamps circuit
Body control module (bcm) (beneath left rear seat, on rear fuse block)
C3 e5
Chevy, buick a
D10
Elek brk fuse 19 30a
Engine control module (ecm) (near lower left front of engine)
Except buick
F park fuse 37 10a
G102 (left side of underhood compt, near rear of underhood fuse block)
G103 (left front of underhood compartment, on left side of radiator support)
G107 (on lower left side of engine)
G201 (right front of lower console)
Hazard switch
Head
Headlamp switch
Hot at all times
Hot in run or start
Ign e fuse 22 10a
Instrument panel cluster (ipc)
Left
Left cornering lamp
Left front marker lamp
Left front park lamps (buick only)
Left front park/turn signal lamp (except buick) left front turn signal lamp (buick)
Left turn ind
Nca
Park
Park lamp relay 30
Pnk
Powertrain control module (pcm) (on upper left side of engine)
Prk lmp on
Prk lmp rly
Rear fuse block (below left rear seat)
Red
Right
Right cornering lamp
Right front marker lamp
Right front park lamps (buick only)
Right front park/turn signal lamp (except buick) right front turn signal lamp (buick)
Right turn ind
S103
S104 (buick)
S105 (i/p engine harness, 10 cm
S106 (buick)
S107
S211
S227
S239
Sp201 (at lower right front of lower console)
Tan
To tr park fuse 42 (diagram 2 0f 2)
Trailer connector (rear of vehicle frame)
Trailer fuse 32 30a
Transmission control module
Trl l trn fuse 51 10a
Trl r trn fuse 50 10a
Turn signal/ multi- function switch
Under- hood fuse block (on left side of engine compt)
Underhood fuse block (on left side of engine compt)
W/ wiring provision
W/o wiring provision

Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005:

(chevy, buick)
(gmc)
(license lamp harness) s909
Battery
C3 e6
Center high mount stop lamp (chmsl)
D xuv
Driver door module (ddm) (below driver's door switch panel)
Driver outside rearview mirror (w/ mirror turn signal indicator)
Except xuv c
Flash fuse 52 25a
From a f park fuse 37 (diagram 1 0f 2)
Front passenger door module (fpdm) (below front passenger door switch panel)
G201 (right front of lower console)
G302 (on lower left "b" pillar)
G401 (lower left "d" pillar)
G401 (on lower left "d" pillar)
G402 (on lower right "d" pillar)
Ground
Hazard sw
Hot at all times
Left clearance lamp
Left taillamp circuit board
License lamps
Lr lamp volt
Lr park fuse 14 10a
Lt trn sig voltage
Lt turn fuse 38 10a
Lt turn sig
Mirror lt turn sig
Mirror rt turn sig
Nca
Passenger outside rearview mirror (w/ mirror turn signal indicator)
Rear fuse block (below left rear seat)
Right clearance lamp
Right taillamp circuit board
Rr lamp volt
Rr park fuse 17 10a
Rt trn sig voltage
Rt turn fuse 43 10a
Rt turn sig
S312
S322
S360
S401
S402
S902
S912
Sp201 (at lower right front of lower console)
Special editions only
St/lp fuse 12 25a
Stoplamp sw
Stoplamp switch
Tan
Tr park fuse 42 10a
Turn signal/hazard flasher module (behind lower left side of dash)
Underhood fuse block (on left side of engine compt)
Veh chmsl fuse 16 10a
Veh stop fuse 34 15a

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 6) for Chevrolet TrailBlazer 2005

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List of elements for Ground Distribution Wiring Diagram (1 of 6) for Chevrolet TrailBlazer 2005:

(4.2l)
(5.3l)
(chevrolet)
(if equipped) right cornering lamp
(if equipped) right headlamp leveling actuator
(not used)
(on lower left side of eng) g109
(z89)
4.2l
5.3l
A/c low pressure switch
A12
Amplifier ground shield
Auxiliary water pump
Auxiliary water pump relay 1
Auxiliary water pump relay 2
Bare
Battery
C10
Coolant bypass valve
Cooling fan
D10
Data link connector
Digital radio receiver (if equipped)
E10
F10
G101 (left side of underhood compt, near front of underhood fuse block)
G102 (left side of underhood compt, near rear of underhood fuse block)
G103 (left front of eng compt, on left side of radiator support)
G104 (on underside of hood, near underhood compt lamp)
G105 (under hood compt, on firewall, near i/p harn pass-through)
G106 (on eng side of left front wheel well)
G109 (on lower left side of engine)
G110 (on lower left side of engine)
Hazard lamp switch
Headlamp dimmer switch
Headlamp washer fluid pump
Horn assembly
Hvac control module
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4
Ignition coil 5
Ignition coil 6
Ignition coil 7
Ignition coil 8
Ignition key alarm switch
Inflatable restraint front passenger presence system (pps) module
Inflatable restraint sensing & diagnostic module (sdm)
Instrument panel cluster (ipc)
Long wheel base, except xuv
Onstar ground shield
Radio
Radio ground shield
Rear window washer fluid pump
Right front fog lamp
Right front marker lamp
Right front park lamp
Right front park/turn signal lamp
Right front turn signal lamp
Right headlamp
Rollover sensor
S103 (forward lamp harn, 8 cm from the rear washer pump motor breakout)
S110
S113 (forward lamp harn, 20 cm from windshield washer pump breakout, toward eng cooling fan breakout
S128
S129
S202 (i/p harn, 16.5 cm from steering column connector breakout, toward dlc breakout)
S227
Tan
Theft deterrent control module
Transfer case shift control module
Turn signal/ multifunction switch
Underhood fuse block (on left side of eng compt)
W/ all wheel drive
W/ driver information center display
W/ gps1
W/ high pressure headlamp washer
W/ premium performance enhanced audio speaker system
W/ wiring provisions
W49
Windshield washer fluid level switch
Windshield washer fluid pump
Windshield wiper motor
Windshield wiper/ washer switch

Ground Distribution Wiring Diagram (2 of 6) for Chevrolet TrailBlazer 2005

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List of elements for Ground Distribution Wiring Diagram (2 of 6) for Chevrolet TrailBlazer 2005:

(except xuv) c3
(if equipped) garage door opener
(if equipped) inside rearview mirror
(w/ custom console roof interior) front courtesy/ reading lamp
(w/ long wheelbase except xuv) left courtesy/ reading lamp
(w/ long wheelbase except xuv) right courtesy/ reading lamp
(w/ long wheelbase, except xuv) rap relay 22
(w/ memory) driver memory seat module
(w/ moisture sensitive pulse windshield wiper system)
(w/ sun roof, except xuv) sunroof switch
(xuv) c3
A11
A34
B11
Bare
Body control module (bcm)
Breakout for c700 toward g302)
Cargo lamp
Center courtesy/ reading lamp
Dh2
Digital video disc (dvd) player
Driver door module (ddm)
Driver lumbar adjuster switch
Driver seat adjuster switch
Driver vanity mirror lamp
Dvd ground shield
Front courtesy/ reading lamp
G302 (on lower
Inside air temperature sensor assembly
Left "b" pillar)
Left clearance lamp
Left quarter glass switch
Left rear door latch assembly
Left rear window switch
Lock relay 18
Long wheelbase, except xuv
Nca
Onstar ground shield 1
Outside moisture sensor
Overhead console switch assembly
Rear fuse block (below left rear seat)
Right clearance lamp
Right quarter glass switch
Right vanity mirror lamp
S311 (under driver 4.5 cm from lumbar switch breakout toward body connector)
S312 (main headliner harn, 80 cm from c308 breakout, toward front courtesy reading lamp)
S322 (headliner harn, 16 cm from isrvm breakout, sun shade toward right mirror lamp)
S350 (headliner harn, 3.5 cm from left quarterglass breakout, toward courtesy lamp breakout)
Short wheelbase
Unlock relay 24
Vehicle communication system
W/ automatic temperature control
W/ deluxe seat front bucket seat
W/ rear seat enter- tainment package
W/o custom console roof interior
Xuv

Ground Distribution Wiring Diagram (3 of 6) for Chevrolet TrailBlazer 2005

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List of elements for Ground Distribution Wiring Diagram (3 of 6) for Chevrolet TrailBlazer 2005:

(gmc, z89)
(if equipped) transfer case shift control switch
(not used)
(truck trailer hd wiring harness)
(w/ automatic temperature controls) auxiliary blower motor
(w/ manual temperature controls) recirulation actuator
(w/ uk6)
(w/ xuv, w/ automatic temperature controls)
(w/ xuv, w/ manual temperature controls)
(w/o uk6)
Automatic transmission shift lock actuator
Auxiliary blower motor (long wheelbase & xuv w/ automatic temperature control)
Auxiliary console mode actuator
Auxiliary hvac control module
B16
Blower motor control module
Blower motor resistor assembly
C277
Cd6
Chevrolet/ gmc/z89 w/ traction control
Cigar lighter
Console auxiliary power outlet
Console mode actuator auxiliary
Data link connector
Electronic adjustable pedal (eap) relay (if equipped)
Except xuv
Front auxiliary power outlet
G201 (ground splice pack, near right front of lower console)
Headlamp switch
Hvac control module
Ignition lock cylinder control actuator
Inflatable restraint steering wheel module coil
Instrument panel cluster (ipc)
Inverting driver module
Lower left steering wheel control switch assembly
Lower right steering wheel control switch assembly
Nca
Rear wiper/ washer switch
S211 (i/p harn, 16 cm from sp 201 breakout, toward dlc)
S226 (ground circuit splice, in steering column)
S307 (console harn)
S309
Sedan w/ traction control
Splice pack sp201 (lower right front of lower console)
Steering wheel
Traction control switch
Turn signal/ hazard flasher module
Upper left steering wheel control switch assembly
Upper right steering wheel control switch assembly
W/ automatic temperature controls
W/ long wheelbase
W/ manual temperature controls
W/ short wheelbase

Ground Distribution Wiring Diagram (4 of 6) for Chevrolet TrailBlazer 2005

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List of elements for Ground Distribution Wiring Diagram (4 of 6) for Chevrolet TrailBlazer 2005:

(4 speed a/t) park/ neutral position (pnp) switch
(chevrolet)
(if equipped) left cornering lamp
(if equipped) left headlamp leveling actuator
(not used)
(w/ vehicle communication system) vehicle communication interface module (vcim)
(z89, gmc)
4.2l
5.3l
A c1
A/c compressor clutch assembly
Bare
Brake fluid level switch
E5 (not used) c1
Eap relay 49
Electronic brake control module (ebcm)
Engine control module (ecm)
F/pump relay 41
Fan relay 45
Front axle actuator (if equipped)
Front passenger door module (fpdm)
G107 (on lower left side of eng)
G108 (on lower left side of eng)
G303 (on lower right "b" pillar)
G304 (on outside of left frame rail, near electronic brake control module)
Hdm relay 46
Hood ajar switch
Intake air temperature (iat)/mass air flow (maf) sensor
Left front fog lamp
Left front marker lamp
Left front park lamp
Left front park/turn signal lamp
Left front turn signal lamp
Left headlamp
Nca
Onstar microphone ground shield 2
Passenger lumbar adjuster switch
Passenger seat adjuster switch
Powertrain control module (pcm)
Right rear door latch assembly
Right rear window switch
S101 (5.3l)
S107 (forward lamp harn, 4.5 cm from left signal breakout, toward left headlamp breakout)
S303 (5 cm from main harn, breakout for c700, toward g302)
S317 (under driver 4.5 cm from lumbar switch breakout toward body connector)
Secondary air injection (air) solenoid
Transmission control module (tcm)
Ultra seating package
Underhood fuse block (on left side of eng compt)
W/ power adjustable pedal
W/ vehicle communication system
W/ wiring provisions
W49

Ground Distribution Wiring Diagram (5 of 6) for Chevrolet TrailBlazer 2005

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List of elements for Ground Distribution Wiring Diagram (5 of 6) for Chevrolet TrailBlazer 2005:

(electric air injector reactor w/ 4.2l) secondary air injection (air) pump
(if equipped) sunroof module
(w/ air auto level control) air suspension compressor assembly
(w/ immobilizer) theft deterrent alarm
A34
C2 d
Fuel pump & sender assembly
G305 (on outside of left frame rail, near fuel tank)
G306 (on body panel, rear of left rear door)
Gmc
Left backup lamp
Left midgate latch
Left quarter glass switch
Long wheelbase except xuv
Midgate glass motor
Midgate latch release switch
Nca
Power roof module
Right backup lamp
Right midgate latch
Right quarter glass switch
S306
S351
S354
S355
Xuv

Ground Distribution Wiring Diagram (6 of 6) for Chevrolet TrailBlazer 2005

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List of elements for Ground Distribution Wiring Diagram (6 of 6) for Chevrolet TrailBlazer 2005:

xuv
(w/ long wheelbase) auxiliary blower motor control processor
Audio amplifier
Cargo lamp
Center high mounted stoplamp (chmsl)
Coil
Endgate latch relay
Endgate module (egm)
Endgate window regulator
Except xuv
G401 (on lower left "d" pillar)
G402 (on lower right "d" pillar)
G403 (on left side of rear frame crossmember)
Left license lamp
Left rear cargo lamp
Left tail lamp circuit board
Left taillamp circuit board
Liftgate module (lgm)
Nca
Rear auxiliary power outlet
Rear window defogger grid
Rear window wiper motor
Right license lamp
Right rear cargo lamp
Right tail lamp circuit board
Right taillamp circuit board
S401
S401 (short wheelbase: body harn, 7.5 cm from g402 breakout) (long wheelbase: body harn, 13 cm from g402 breakout)
S402
S901 (in liftgate)
S902 (license lamp harness)
S902 (license plate harness)
S905
S911 (lower center of endgate)
S912
Trailer connector
W/ long wheelbase
W/ premium performance enhanced audio speaker system
W/ premium performance enhanced radio speaker system
W/ right rear window electric defogger
W/ short wheelbase
W/ special edition merchandised package

HEADLIGHTS

Headlights Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Headlights Wiring Diagram for Chevrolet TrailBlazer 2005:

(at lower right front of lower console)
A c2
A12
Ambient light sensor (on top center of dash)
Ambient light/ sunload sensor assembly (on top center of dash, near base of windshield)
Auto
Automatic a/c
B10
B14
B14 c4
B3 c2
Beam select
Body control module (bcm) (beneath left rear seat, on rear fuse block)
C12 c2
C2 c2
C4 f2
Coils fuse 14 10a
Drl defeat
Drl defeat ind on
Drl override in.
E11
E14
E6 c1
F10
Flash to pass
Fog lp fuse 11 15a
Foglamp relay 39
Front fog lamp
Front fog lamp switch
G102 (left side of underhood compt, near rear of underhood fuse block)
G103 (left front of underhood compt, on left side of radiator support)
G107 (on lower left side of engine)
G108 (on lower left side of engine)
G201 (ground splice pack, near right front of lower console)
Hdlmp on sig
Hdlp washer switch
Head
Head- lamp on
Headlamp driver module relay 46
Headlamp hi-beam headlamp relay 43
Headlamp switch
Hot at all times
Ind ctrl
Interior lights system
Left front fog lamp
Left head- lamp
Left high beam headlamp
Left low beam headlamp
Low ref
Lt high hdlp fuse 5 10a
Lt low hdlp fuse 6 10a
Manual a/c
Nca
Park
Pnk
Rear fuse block (below left rear seat)
Right front fog lamp
Right head- lamp
Right high beam headlamp
Right low beam headlamp
Rly ctrl
Rt hi hdlp fuse 2 10a
Rt low hdlp fuse 3 10a
S101 (5.3l)
S103
S107
S113
S227
Sense sig
Splice pack sp201
Sw on input
Tan
Turn signal/ multifunction switch
Underhood fuse block (on left side of engine compt)
Wipe sw sig
Wiper/ washer system

HORN

Horn Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Horn Wiring Diagram for Chevrolet TrailBlazer 2005:

"a" note horn
"f" note horn
Body control module (bcm) (beneath left rear seat, on rear fuse block)
E12
F4 c4
G103 (left front of underhood compartment, on left side of radiator support)
Horn assembly (lower left front of radiator support)
Horn fuse 21 15a
Horn relay
Horn relay control
Horn switch
Hot at all times
S113
Turn signal/ multifunction switch
Underhood fuse block (on left side of engine compt)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Instrument Cluster Wiring Diagram for Chevrolet TrailBlazer 2005:

(i/p harness, 8.5 cm from c100 breakout, toward underhood fuse block c5 & c6 breakouts) s117
(left side of underhood compt, near rear of underhood fuse block) g102
12v
4.2l
5 volt ref
5.3l
A10
A11
A12
Abs ind
Air bag ind
Air suspension compressor assembly (except xl: behind right rear wheelwell, on frame rail) (xl: on left rear frame rail, near spare tire)
B10
B11
B12
Batt
Battery ind
Brake ind
Change eng oil ind
Check gauges ind
Class 2
Class 2 data
Computer data lines system
Cruise ind
Dic
Dic fuel sig
Dic set/reset
Dic sw sig
Dic toggle sw
Ect sens sig
Eng speed
Eng speed sig
Engine controls system
Engine coolant temperature (ect) sensor (on left front of engine block, near generator)
Engine oil pressure (eop) sensor (5.3l) (at rear of engine)
Engine oil pressure (eop) switch (4.2l) (lower right front of block)
Exterior lights system
Fuel
Fuel gauge
Fuel level
Fuel pump & sender assembly (inside fuel tank)
G103 (left front of underhood compt, on left side of radiator support)
G201
Ground
High beam ind
Hot at all times
Hot in run or start
Ign 1
Ign e fuse 22 10a
Illumination (8 bulbs)
Inflatable restraint steering wheel module coil
Instrument panel cluster
Interior lights system
Ipc/dic fuse 24 10a
Left turn
Left turn ind
Lo washer fluid
Logic
Low fuel ind
Low ref
Malfunction indicator lamp (service engine soon)
Mil ctrl
Nca
Odometer
Oil gauge
Oil pres sig
Oil press sw
Personal- ization
Pnk
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Prnd321
Radio
Reduce eng power ind
Right turn
Right turn ind
S113
S202
S226
S239
S359
Seat belt ind
Security ind
Select
Service 4wd/awd ind
Shift ind
Sp201 (at lower right front of lower console)
Speedometer
Steering wheel control assembly
Tachometer
Tailgate ajar ind
Temp gauge
Trip
Underhood fuse block (on left side of engine compt)
Volts gauge
Vss
Windshield washer fluid level switch (in windshield washer fluid reservoir)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005:

(not used)
A12 c2
Ajar
Anti- theft system
B17
B18
Batt +
Body control module (beneath left rear seat, on rear fuse block)
C1 a12
C2 b10
C4 b3
Cargo lamp
Courtesy
Courtesy lamp switch
Data
Dome
Door ajar input
Driver door latch assembly
Driver door module (below driver's door switch panel)
End gate dome
Endgate drop handle switch
Endgate drop switch
Endgate module (at center of endgate)
Endgate swing handle switch
Endgate swing switch
Except xuv
F10
F11
F12
Front passenger door latch assembly
Front passenger door module (below front passenger door switch panel)
G201
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
G401 (lower left "d" pillar)
Headlamp switch
Hot at all times
Interior lamp defeat switch
Lamp cntrl
Lamp on
Lamp supp
Left rear door latch assembly
Lift gate ajar input
Lift glass ajar input
Liftgate ajar switch
Liftgate latch assembly
Liftgate module (in center of liftgate)
Lmp defeat
Long wheelbase
Low ref
Lower left ajar input
Lower left endgate actuator (lower left side of endgate)
Lr dr sig
Nca
Reading
Rear fuse block (below left rear seat)
Right rear door latch assembly
Rr dr sig
S302
S303
S901
S914 (left side of endgate)
S915 (center of endgate)
Serial data class 2
Sp201 (at lower right front of lower console)
Sp205 (behind left (behind left of dash, near headlamp switch connector)
Sp306 (in body harness, under right rear seat)
Tan
Tbc 3 fuse 4 10a
Tbc 4 fuse 40 10a
To courtesy/ reading lamps (diagram 2 of 2)
Upper left ajar input
Upper left endgate actuator (left side of endgate)
Upper right ajar input
Upper right endgate actuator (at right side of endgate)
W/ special edition
Xuv
Xuv & short wheelbase

Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005:

(headliner harness, 17 cm from left sunshade mirror lamp breakout) s331
(headliner harness, 26 cm from left front dome/reading lamp, toward left sunshade mirror lamp) s390
Cargo lamp
Center courtesy/ reading lamp
Courtesy
Except xuv
From rear fuse block (diagram 1 of 2)
Front courtesy/ reading lamp
G302 (on lower left "b" pillar)
G401 (lower left "d" pillar)
G402 (lower right "d" pillar)
Left courtesy/ reading lamp
Left front vanity mirror lamp
Left rear cargo lamp
Reading
Right courtesy/ reading lamp
Right front vanity mirror lamp
Right rear cargo lamp
S312
S332
S333 (in headliner harness, 13 cm from cargo lamp breakout, toward left quarterglass breakout)
S350
S353
S391 (in headliner harness, 6.5 cm from left quarterglass breakout, toward cargo lamp breakout)
S401
S402
Xuv

Instrument Illumination Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005:

(automatic a/c)
(manual a/c) a5
(overhead console harness) (except xuv) s330
(w/ rear audio control
(w/ rear audio control (w/o rear audio control
(w/o rear audio control
Auxiliary hvac control module
B c1
B1 a1
B1 b16
B13
B9 c1
Batt +
Body control module (beneath left rear seat, on rear fuse block)
C1 c
C4 b2
Front auxiliary blower motor switch
G201
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
Garage door opener
Headlamp switch
Hot at all times
Hvac control module (center of dash)
Inflatable restraint steering wheel module coil
Instrument panel cluster
Left quarter glass switch
Left rear window switch
Long wheelbase
Lower left
Lower right
Nca
Overhead console switch assembly (xuv)
Pwm
Pwm ctrl
Rear fuse block (below left rear seat)
Rear window wiper/ washer switch
Right quarter glass switch
Right rear window switch
S211
S226
S230 (i/p harness, 5 cm from the sp201 breakout, toward i/p auxiliary power breakout)
S302
S303
S307
S322
S323
S332
Short wheelbase & xuv
Sp201 (at lower right front of lower console)
Steering wheel
Sunroof switch
Tbc 2 fuse 7 10a
Tbc 5 fuse 32 10a
Traction control switch (buick)
Traction control switch (gmc, chevy)
Transfer case shift control switch (4wd)
Upper left
Upper right

Instrument Illumination Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005:

(behind left of dash, near headlamp switch connector) sp205
2wd
4 hi
4 lo
5v ref
A10
A4wd
Ahl/ drl defeat indicator
Auto
B10
B14
Body control module (beneath left rear seat, on rear fuse block)
Buick
C1 l
C2 c
C2 c2
C2 e
Data
Defeat drl
Dim input
Driver door module (below driver's door switch panel)
E11
E14
Electronic brake control module (on inner left frame rail, beside transmission)
Except xuv
Front fog lamp indicator
G201
Gmc, chevy
Head
Head lamp on indicator
Headlamp switch
Illum
Inverting driver module
K c1
Led dim
Low ref
Low trac ind
Mem pwr
Memory driver seat switch
Nca
Park
Pk lp sw
Pnk
Rear fuse block (below left rear seat)
S307
Sp201 (at lower right front of lower console)
Sp201 (at lower right front of lower console)
Sp306 (in body harness, under right rear seat)
Tan
Trac off ind
Traction control switch
Transfer case shift control module (behind lower left side of dash)
Transfer case shift control switch
Underhood fuse block (on left side of engine compt)
Xuv

MEMORY SYSTEMS

Adjustable Pedal Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Adjustable Pedal Wiring Diagram for Chevrolet TrailBlazer 2005:

5v ref
Adj pedal fwd sig
Adj pedal rwd sig
Adj pedal sensor sig
Aft
B10
Back up fuse 27 15a
Bat (+)
C1 e6
C2 e7
Class 2 serial data
Computer data lines system
Driver door module (ddm) (below driver's door switch panel)
Driver memory seat module (below left front seat)
Driver memory set switch
Driver seat lumbar horizontal position sensor
Eap fuse 15 (4.2l) fuse 59 (5.3l) 15a
Eap relay
Electronic adjustable pedals (eap) relay (left side of dash, on pedal assembly)
Electronic adjustable pedals (eap) switch
Electronic adjustable pedals assembly
Exit
Fore
Fuse holder
G108 (on lower left side of engine)
G201
Hot at all times
Hot in run or start
Illum ctrl
Low ref
Lum horiz pos sen sig
Mem 1
Mem 2
Memory 1 sw
Memory 2 sw
Nca
Park/ neutral
Park/neutral position (pnp) switch (on lower left side of transmission)
Pnk
Red
S101 (5.3l)
S211
S304
S305
Splice pack sp201 (at lower right front of lower console)
Tan
Underhood fuse block (on left side of engine compt)

Driver"s Memory Seat Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Driver"s Memory Seat Wiring Diagram for Chevrolet TrailBlazer 2005:

(driver's seat motor harness, 17 cm from seat module connector c2) s313
(driver's seat motor harness, 24 cm from seat module connector c2)
5v ref
A10
A11
A12
Adj pedal fwd sig
Adj pedal rwd sig
Adj pedal sensor sig
Adjustable pedals circuit
B10
B11
B12
Bat (+)
Batt (+)
Battery (+) voltage
C2 c1
Class 2 data
Class 2 serial data
Computer data lines system
D tan
Driver door module (ddm) (below driver's door switch panel)
Driver lumbar adjuster switch
Driver lumbar horizontal motor
Driver lumbar horizontal position sensor
Driver memory seat module (below left front seat)
Driver memory seat switch
Driver seat adjuster switch
Driver seat front position sensor
Driver seat front vertical motor
Driver seat horizontal motor
Driver seat horizontal position sensor
Driver seat rear position sensor
Driver seat rear vertical motor
Driver seat recline motor
Driver seat recline position sensor
Drvr htd seat low ref
Drvr htd seat them sig
Egm/dsm fuse 23 10a
Except xuv
Exit
F red
Frt dwn
Frt up
Frt vert dn sw sig
Frt vert mtr dn ctrl
Frt vert mtr pos sen
Frt vert mtr up ctrl
Frt vert up sw sig
Fwd
G302 (on lower left "b" pillar)
Gnd
Heated seat pwr
Horiz fwd sw sig
Horiz mtr fwd ctrl
Horiz mtr pos sen sig
Horiz mtr rwd ctrl
Horiz rwd sw sig
Hot at all times
Illum ctrl
Lgm/dsm fuse 19 10a
Low ref
Lum fwd sw sig
Lum horiz pos sen sig
Lum mtr fwd ctrl
Lum mtr rwd ctrl
Lum rwd sw sig
Mem 1
Mem 2
Memory 1 sw
Memory 2 sw
Pass htd seat back
Pass htd seat ctrl
Pass htd seat cushion
Pass htd seat low ref
Pass htd seat them sig
Pnk
Rear fuse block (below left rear seat)
Rear vert dn sw sig
Rear vert up sw sig
Rec fwd
Rec rwd
Recline fwd sw sig
Recline mtr fwd ctrl
Recline mtr pos sen sig
Recline mtr rwd ctrl
Recline rwd sw sig
Red
Rr dwn
Rr up
Rr vert mtr dn ctrl
Rr vert mtr up ctrl
Rwd
S304
S305
S311
S314
Seats circuit breaker 8 30a
Seats system (heated seats)
Tan
Vert mtr pos sen sig
Xuv

Memory Mirrors Wiring Diagram for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Memory Mirrors Wiring Diagram for Chevrolet TrailBlazer 2005:

5v ref
Bat (+)
Class 2 serial data
Computer data lines system
Down
Down sig
Driver
Driver door module (ddm) (below driver's door switch panel)
Driver memory seat switch
Driver outside rearview mirror
Driver sig
Exit
Front passenger door module (fpdm) (below front passenger door switch panel)
Horiz pos sig
Horizontal
Ign voltage
Illum ctrl
Left
Left sig
Low ref
Mem
Memory 1 sw
Memory 2 sw
Mir common
Mir down ctrl
Mir right ctrl
Outside rearview mirror switch
Pass
Passenger outside rearview mirror
Passenger sig
Pnk
Red
Right
Right sig
Tan
Up sig
Vert pos sig
Vertical

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 6) for Chevrolet TrailBlazer 2005

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List of elements for Power Distribution Wiring Diagram (1 of 6) for Chevrolet TrailBlazer 2005:

(i/p harn, pnk 18 cm (7in) from the a/t shift lever connector breakout, toward dlc) s320
(not used)
(on left side of engine compartment) underhood fuse block
1-2 shift solenoid (1-2 ss) valve
2-3 shift solenoid (2-3 ss) valve
3-2 shift solenoid 3-2 ss) valve
4.2l
4wd fuse 48 15a
5.3l
A11
A18
Abs fuse 33 60a
Acc
Air suspension compressor assembly (w/ auto air level control)
Atc fuse 8 30a
Automatic transmission
Automatic transmission shift lock actuator (4 speed)
Auxiliary console mode actuator
Auxiliary hvac control module
Auxiliary water pump relay 1
B11
Battery
Body control module (bcm)
C175
C2 underhood fuse block (on left side of engine compt)
Console mode actuator
Crank fuse 17 10a
D9 c1
Defrost actuator
Electronic brake control module
Electronic brake control module (ebcm)
Elek brk fuse 19 30a
Engine control module
Engine control module (ecm)
F11
Flat- wire
Front axle actuator (w/ 2 speed push button control)
Fusible link (8 ga-red)
Generator
Hvac control module
Hvac control module (w/ manual temperature control)
Hvac fuse 44 30a
Hvac i fuse 39 10a
I/p battery fuse 48 125a
Ign a fuse 34 40a
Ign b fuse 36 40a
Ign o fuse 47 10a
Ignition switch
Left air temperature actuator
Lock
Long wheel base except xuv
Nca
Off
Pnk
Powertrain control module (pcm)
Rear fuse block (below left rear seat)
Recirculation actuator
Red
Red f
Right air temperature actuator
Run
S133
S300
Short wheelbase w/ manual temperature control
Start
Starter
Starter relay 47
Tbc ig fuse 50 3a
Theft deterrent control module
To blower fuse 35 (diagram 2 of 6)
To brake fuse 51 (diagram 2 of 6)
To rear fuse block (diagram 2 of 6)
To rear fuse block lgm/dsm fuse 19 (diagram 4 of 6)
To underhood fuse block (diagram 3 of 6)
Torque converter clutch (tcc) solenoid valve
Torque converter clutch pulse width modulation (tcc pwm) solenoid valve
Traction control switch
Traction control switch (w/ automatic temperature control)
Trailer connector
Trailer fuse 32 30a
Transfer case encoder motor (two speed push button control)
Transfer case shift control module (4 wd)
Transfer case shift control switch (w/ 2 speed push button control)
Turn signal/ multifunction switch
Underhood fuse block (on left side of engine compt)
W/ immobilization
W/ short wheelbase or xuv

Power Distribution Wiring Diagram (2 of 6) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Power Distribution Wiring Diagram (2 of 6) for Chevrolet TrailBlazer 2005:

(4.2l)
(long wheel base)
(on left side of engine compt) underhood fuse block
(short wheel base) m e
A20
Air fuse 56 60a
Air suspension compressor assembly (w/ auto air level control)
Aux pwr 1 fuse 46 20a
Aux pwr 2 fuse 15 20a (xuv)
B10
B15
Blower fuse 35 40a
Blower motor control module
Blower motor resistor assembly
Body control module (bcm)
Brake fuse 51 10a
C11
Cigar fuse 13 20a
Cigar lighter
Console auxiliary power outlet
Data link connector (dlc)
E10
Ecas fuse 1 30a
Electronic brake control module (bcm)
Flash fuse 52 25a
Flat- wire
From b ign b fuse 36 (diagram 1 of 6)
From c hvac i fuse 39 (diagram 1 of 6)
From ignition switch (diagram 1 of 6)
From rear l fuse block (diagram 4 of 6)
Front auxiliary power outlet
Frt wpr fuse 33 25a
G201
G402 (on lower right "d" pillar)
Instrument panel cluster (ipc)
Ipc/dic fuse 24 10a
Nca
Outside moisture sensor
Rain fuse 29 10a
Rear auxiliary power outlet (xuv) (left rear body side lower trim panel)
Rear fuse block (below left rear seat)
Red
S250
S307
S402
Secondary air injection (air) pump relay
Splice pack sp201 (at lower right front of lower console)
St/lp fuse 12 25a
Stoplamp switch
Tbc acc fuse 31 3a
Tbc run fuse 52 3a
Tcm fuse 35 10a
To ecm fuse 29 (diagram 3 of 6)
Transmission control module (5.3l)
Turn signal/ hazard flasher module
Underhood fuse block (on left side of engine compt)
W/ auto hvac
W/ gmc conversion name plt
W/ manual hvac
W/ traction control powertrain management
W/o traction control powertrain management
Windshield wiper motor

Power Distribution Wiring Diagram (3 of 6) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Power Distribution Wiring Diagram (3 of 6) for Chevrolet TrailBlazer 2005:

(4.2l)
(4.2l) (5.3l)
(in fuel injector harness) s111
(jf 4)
4.2l
Air sol fuse 54 15a
Air sol relay 55
B11
Backup fuse 27 15a
Body control module (bcm)
Coils fuse 14 10a
E12
Eap relay
Ecm fuse 29 10a (5.3l)
Eng 1 fuse 26 10a
Engine control module (ecm)
Evaporative emission (evap) canister purge solenoid
Evaporative emission (evap) canister vent solenoid
F/pmp relay 41
Fan fuse 20 10a
Fan relay 45
From air sol fuse 54 f (diagram 3 of 6)
From flash fuse 52 d (diagram 2 of 6)
From ignition switch (diagram 1 of 6)
Fuel injector 1
Fuel injector 2
Fuel injector 3
Fuel injector 4
Fuel injector 5
Fuel injector 6
Hdlp-hi relay 43
Hdm fuse 53 fuse 57 15a
Headlamp driver module (hdm) relay 46
Heated oxygen sensor (ho2s) sensor 1
Heated oxygen sensor (ho2s) sensor 2
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4
Ignition coil 5
Ignition coil 6
Inflatable restraint front passenger pressure system (pps) module
Inflatable restraint sensing & diagnostic module (sdm)
Nca
O2 fuse 29 10a
Park/neutral position (pnp) switch
Pcm b fuse 10 20a (4.2l)
Pcm i fuse 28 15a
Pnk
Powertrain control module (pcm)
Rollover sensor
S220
S321
Secondary air injection pump relay
Sir fuse 18 10a
Tac fuse 23 10a
Tbc 1 fuse 31 fuse 58 10a
Tcm/ canister fuse 15 10a (5.3l)
Theft deterrent
Theft deterrent alarm (if equipped)
Theft deterrent control module
To ign e fuse 22 (diagram 4 of 6)
To o2 fuse 29 (diagram 3 of 6)
To powertrain relay 60 (diagram 6 of 6)
Transmission control module (tcm)
Under- hood fuse block (on left side of engine compt)
W/ immobilization

Power Distribution Wiring Diagram (4 of 6) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Power Distribution Wiring Diagram (4 of 6) for Chevrolet TrailBlazer 2005:

(except xuv) (xuv)
(i/p harn, above dash left lower panel, 11 cm from steering column breakout, toward data link connector breakout) s239
(w/ rear radio ctrl) (others)
A/c relay 44
A16 a2
A19
A19 flat- wire
All except shor wheel base w/ manual a/c temperature control
Amp fuse 11 20a
Audio amplifier (w/ premium radio)
Auxiliary hvac control module
Body control module (bcm)
C10
Cobra intrusion sensor module (dealer installed)
Communication system)
D10
D12
Ddm fuse 10 10a
Digital radio receiver
Digital video disc (dvd) player
Driver door module (ddm)
Driver memory seat module (driver memory convenience package)
E12
From back-up fuse 27 g (diagram 3 of 6)
From radio fuse 41 h (diagram 4 of 6)
From underhood fuse block, i/p battery fuse 48 (diagram 1 of 6)
Front passenger door module (fpdm)
Garage door opener
Headlamp switch (if equipped)
Hvac b fuse 36 10a
Hvac control module
Ign e fuse 22 10a
Immobilization)
Inclination sensor
Inside rearview mirror
Instrument panel cluster (ipc)
Inverting driver module
Left headlamp leveling actuator (if equipped)
Left rear window switch
Lgm/dsm fuse 19 10a (except xuv)
Liftgate module (lgm)
Long wheelbase except xuv
Lt doors circuit breaker 2 25a
Oh batt/onstar fuse 27 fuse 26 10a
Olds w/ traction control powertrain management
Park/ neutral position (pnp) switch (4 speed a/t)
Pdm fuse 12 10a
Pnk
Radio
Radio fuse 41 15a
Rear fuse block (below left rear seat)
Red
Right headlamp leveling actuator (if equipped)
Right rear window switch
Rt doors circuit breaker 1 25a
S341
Seat enter- tainment package and garage door opener
Seat enter- tainment package, w/ garage door opener
Seat enter- tainment package, w/o garage door opener
Short wheelbase & xuv w/ rear radio control
Stop lamp switch
Tbc ign 1 fuse 16 10a
To aux pwr 1 fuse 46 (diagram 2 of 6)
To ecm 1 fuse 28 (diagram 5 of 6)
To hvac b fuse 36 (diagram 4 of 6)
To rear fog lamp relay 45 (diagram 5 of 6)
To seats circuit breaker 8 30a (diagram 6 of 6)
Traction control switch
Turn signal/ mult- function switch
Under- hood fuse block (on left side of engine compt)
Vehicle communication interface module (w/ vehicle
W/ immobilization
W/ rear e
W/ rear f
W/ s-band
W/o rear d

Power Distribution Wiring Diagram (5 of 6) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Power Distribution Wiring Diagram (5 of 6) for Chevrolet TrailBlazer 2005:

(5.3l)
(diagram 4 of 6)
(exc gmc)
(gmc)
(license lamp harn) s909
(not used)
(w/ long wheelbase) h
(w/ short wheelbase) g
1-2 shift solenoid (1-2 ss) valve
2-3 shift solenoid (2-3 ss) valve
3-2 shift solenoid (3-2 ss) valve
A12
A14 flat- wire
Automatic transmission
Auxiliary blower motor
Auxiliary blower motor control processor
Auxiliary blower motor fuse 30a
B13
B17
Body control module (bcm)
C175 e
Ecm 1 fuse 28 15a
Engine control module (pcm)
Except xuv
Exterior lights system
F park fuse 37 10a
Flat wire
From amp fuse 11 i
From park lp j
From tbc 5 fuse 32 (diagram 5 of 6)
From tbc ign 1 fuse 16 (diagram 4 of 6)
G h
G302 (on lower left "b" pillar)
Left clearance lamp
Left front marker lamp
Left front park lamps
Left front park/turn signal lamp
Left license lamp
Left quarter glass switch
Left taillamp circuit board
Left taillamp circuit board (chevy)
Lgm 2 fuse 3 30a (except xuv)
Liftgate module (lgm)
Long wheel base
Lr park fuse 14 10a
Nca
Park lp relay 30
Pnk
Power tops system
Rear fuse block (below left rear seat)
Rear window wiper motor
Red
Red a
Red b
Relay 30 (diagram 5 of 6)
Retained accessory power (rap) relay 22 (w/ long wheel base except xuv)
Right clearance lamp
Right front marker lamp
Right front park lamps
Right front park/turn signal lamp
Right license lamp
Right quarter glass switch
Right taillamp circuit board
Rr fog fuse 5 10a (except xuv)
Rr fog lp relay 45 (except xuv)
Rr hvac fuse 13 30a (except xuv)
Rr park fuse 17 10a
Rr wiper circuit breaker 9 15a (except xuv)
S104
S106
S133
S301
S302
S360
Short wheel base
Sunroof fuse 20 fuse 28 20a
Sunroof module
Sunroof motor
Tbc 2 fuse 7 10a
Tbc 3 fuse 4 10a
Tbc 4 fuse 40 10a
Tbc 5 fuse 32 10a
To lgm 2 fuse 3 (diagram 5 of 6)
To vent wdo fuse 20 (diagram 5 of 6)
Torque converter clutch (tcc) solenoid valve
Torque converter clutch pulse width modulation (tcc pwm) solenoid valve
Tr park fuse 42 10a
Trailer connector
Trans fuse 53 15a (5.3l)
Transmission control module (tcm)
Turn signal/ multifunction switch
Under- hood fuse block (on left side of engine compt)
Underhood fuse block (on left side of engine compt)
Vent wdo fuse 20 20a
W/ cornering lamps
W/ long wheelbase (except xuv)
W49
Xuv
Y92

Power Distribution Wiring Diagram (6 of 6) for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Power Distribution Wiring Diagram (6 of 6) for Chevrolet TrailBlazer 2005:

(4.2l) (5.3l)
(jf 4) eap relay 49
(on left side of engine compartment) underhood fuse block
10a (diagram 4 of 6)
A/c fuse 30 10a
A/c relay
Auxiliary water pump relay 1
Cd6
Driver lumbar adjuster switch
Driver memory seat module
Driver seat adjuster switch
Eap fuse 15 fuse 59 15a
Egm 2 fuse 3 30a (xuv)
Egm/dsm fuse 23 10a (xuv)
Electronic adjustable pedals relay
Endgate latch relay
Endgate module (egm)
Endgate window regulator
Endglass reg circuit breaker 9 30a (xuv)
Fog lp fuse 11 15a
Fog lp relay
From hvac b fuse 36 p
From seat circuit breaker 8 (diagram 6 of 6)
From tbc 1 fuse 31 (diagram 3 of 6)
Hdlp wash relay 37 (ce4)
Horn fuse 21 15a
Horn relay
Lock relay 18
Locks fuse 21 10a
Midgate circuit breaker 27 15a (xuv)
Midgate reg circuit breaker 13 25a (xuv)
Midgate relay
Midglass motor
Passenger lumbar adjuster switch
Passenger seat adjuster switch
Power latch fuse 19 15a (xuv)
Power roof module
Powertrain relay 60 (5.3l)
Rear fuse block (below left rear seat)
Rear wash relay 38 (cd6)
Rear window wiper motor
Roof fuse 25 10a (xuv)
Roof reg circuit breaker 6 30a (xuv)
S318 (driver's seat main harn, 7cm from body conn breakout, toward seat back connector)
S319 (passenger's seat main harn, 7cm from body conn breakout, toward seat back connector)
S910 (lower center of endgate, in harness)
Seats circuit breaker 8 30a
To endglass reg circuit breaker 9 (diagram 6 of 6)
Unlock relay 24
W/ deluxe seat
W/ memory driver seat
W/deluxe seat
W/o memory driver seat
W/s wash relay
Wash fuse 7 20a
Wash fuse 9 15a

POWER DOOR LOCKS

Power Door Locks Wiring Diagram for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Power Door Locks Wiring Diagram for Chevrolet TrailBlazer 2005:

(below driver door switch panel) driver door module (ddm)
(on lower left "b" pillar) g302
(on lower right "b" pillar) g303
A12
A13
B10
Batt
Body control module (bcm) (beneath left rear seat, on rear fuse block)
C10
C4 a13
C4 a5
D10
Ddm fuse 10a
Door ajar
Driver door latch assembly
Driver door lock switch
Endgate module (egm) (at center of endgate)
F10
Front passenger door module (fpdm) (below front passenger door switch panel)
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
Ground
Hot at all times
Latch relay
Left rear door latch assembly
Liftgate latch assembly (except xuv)
Liftgate module (lgm) (in center of liftgate)
Lock
Lock ctrl
Lock relay
Lock relay 18
Locks fuse 21 10a
Low ref
Lr door ajar
Lt doors cb 2 25a
Nca
Passenger door latch assembly
Passenger door lock switch
Pdm fuse 10a
Power
Rear fuse block (below left rear seat)
Right rear door latch assembly
Rr door ajar
Rt doors cb 1 25a
S302
S303
Serial data
Sp205 (behind left of dash, near headlamp switch connector)
Sp306 (in body harness, under right rear seat)
Tan
Trunk, tailgate, fuel doors system
Unlock
Unlock ctrl
Unlock relay
Unlock relay 24
Xuv except xuv

POWER MIRRORS

Automatic Day/Night Mirror Wiring Diagram for Chevrolet TrailBlazer 2005

すべての配線図にアクセスする車

List of elements for Automatic Day/Night Mirror Wiring Diagram for Chevrolet TrailBlazer 2005:

Air temp sensor
Ambient air temperature sensor (on left center of radiator support)
B12
B6 c2
Back up lamp voltage output c3
Back up voltage
Body control module (beneath left rear seat, on rear fuse block)
Computer data lines system
E10
E12
G302 (on lower left "b" pillar)
Ground
Hot in run or start
Ign 1
Ign e fuse 22 10a
Inside rearview mirror
Logic
Low ref
Nca
On/off
Photo sensor
Pnk
Rear fuse block (below left rear seat)
S239
S322
Serial data
Underhood fuse block (on left side of engine compt)

Power Mirrors Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Power Mirrors Wiring Diagram for Chevrolet TrailBlazer 2005:

5v ref
Battery
C10
Class 2 serial data
Computer data lines system
D10
Ddm fuse 10 10a
Down
Down sig
Driver
Driver door module (ddm) (below driver's door panel switch)
Driver outside rearview mirror
Driver sig
Front passenger door module (fpdm) (below front passenger door switch panel)
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
Ground
Horiz pos sig
Horizontal
Hot at all times
Ign voltage
Left
Left sig
Low ref
Lt doors circuit breaker 2 25a
Mir common
Mir down ctrl
Mir right ctrl
Outside rearview mirror switch
Pass
Passenger outside rearview mirror
Passenger sig
Pdm fuse 12 10a
Pnk
Rear fuse block (below left rear seat)
Red
Right
Right sig
Rt doors circuit breaker 1 25a
S302
S303
Tan
Up sig
Vert pos sig
Vertical

POWER SEATS

8-Way Adjustable Power Seat Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for 8-Way Adjustable Power Seat Wiring Diagram for Chevrolet TrailBlazer 2005:

Driver seat adjuster switch
Driver seat front vertical motor
Driver seat horizontal motor
Driver seat rear vertical motor
Driver seat recline motor
Front passenger seat adjuster switch
Fwd
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
Hot at all times
Passenger seat front vertical motor
Passenger seat horizontal motor
Passenger seat rear vertical motor
Passenger seat recline motor
Rear fuse block (below left rear seat)
Rwd
S311
S317
S318
S319
Seats circuit breaker 30a
Tan

Driver Heated Seat Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Driver Heated Seat Wiring Diagram for Chevrolet TrailBlazer 2005:

(on lower left "b" pillar) g302
A11
A12
B10
B11
B12
Back only ind
Back only indicator
Back only select
Bat (+)
Batt
Batt (+)
Batt + voltage
C2 c10
Class 2 serial data
Computer data lines system
Ddm fuse 10a
Driver back heated seat element
Driver cushion heated seat element
Driver door module (ddm) (below driver's door switch panel)
Driver memory seat module (below left front seat)
Egm/dsm fuse 23 10a (xuv)
Except xuv
G302 (on lower left "b" pillar)
Gnd
Ground
Heat mode select
Heated seat pwr
Heated seat therm sig
Hi heat ind
Hi heat indicator
Hot at all times
Lgm/dsm fuse 6 10a (except xuv)
Low heat ind
Low heat indicator
Low ref
Lt doors c.b. 2 25a
Med heat ind
Med heat indicator
Nca
Rear fuse block (below left rear seat)
S311
S327
Seats circuit breaker 8 30a
Serial data
Xuv

Lumbar Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Lumbar Wiring Diagram for Chevrolet TrailBlazer 2005:

Driver lumbar adjuster switch
Driver lumbar horizontal motor
Fwd
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
Hot at all times
Passenger lumbar adjuster switch
Passenger seat lumbar horizontal motor
Pnk
Rear fuse block (below left rear seat)
Rwd
S311
S317
S318
S319
Seats circuit breaker 30a

Passenger"s Heated Seat Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Passenger"s Heated Seat Wiring Diagram for Chevrolet TrailBlazer 2005:

A10
B12
Back only ind
Back only indicator
Back only select
Bat (+)
Batt
Batt (+)
Batt + voltage
C2 a5
Computer data lines system
D10
Driver memory seat module (below left front seat)
Egm/dsm fuse 23 10a (xuv)
Element ctrl
Except xuv
Front passenger back heated seat element
Front passenger cushion heated seat element
Front passenger door module (fpdm) (below front passenger door switch panel)
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
Gnd
Ground
Heat mode select
Heated seat pwr
Hi heat ind
Hi heat indicator
Hot at all times
Lgm/dsm fuse 19 10a (except xuv)
Low heat ind
Low heat indicator
Low ref
Med heat ind
Med heat indicator
Nca
Pdm fuse 10a
Pnk
Rear fuse block (below left rear seat)
Rt doors c.b. 1 25a
S311
S316
Seats circuit breaker 8 30a
Serial data
Tan
Temp sens sig
Xuv

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet TrailBlazer 2005:

(long wheel base) (short wheel base)
A12
Battery positive voltage
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Close
G302 (on lower left "b" pillar)
G306 (on body panel, rear of left rear door)
Ground
Hot at all times
Hot with rap energized c3
Long- wheel base
Nca
Open
Rap relay 22 (long wheel base)
Rear fuse block (below left rear seat)
S302
Short- wheel base
Sun roof motor (above headliner, at rear of sun roof assembly)
Sun roof switch
Sun roof switch close signal
Sun roof switch low reference
Sun roof switch open signal
Sunroof fuse 28 fuse 20 20a
Vent wdo fuse 20 20a

POWER WINDOWS

Power Windows Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Power Windows Wiring Diagram for Chevrolet TrailBlazer 2005:

(on lower left "b" pillar)
A6 nca
B5 nca
B6 nca
B7 nca
B8 nca
B9 nca
Battery
Body control module (bcm) (under left rear seat, on rear fuse block)
C12
Class 2 data
D12
Ddm fuse 10 10a
Down
Down input
Down output
Down signal output
Driver door module (ddm) (below driver's door switch panel)
Driver window motor
Drivers window switch
E12
Except xuv
F12
Front pass window switch
Front passenger door module (fpdm) (below front passenger door switch panel)
Front passenger window motor
G302
G303 (on lower right "b" pillar)
Ground
Hot at all times
Interior lights system
Left rear window motor
Left rear window switch
Lockout indicator
Lockout switch
Logic
Long wheel base
Lr down sig
Lr lockout control
Lr up sig
Lt doors circuit breaker 2 25a
Motor down control
Motor up control
Panel lamp
Rear fuse block (under left rear seat)
Right rear window motor
Right rear window switch
Rr down sig
Rr lockout control
Rr up sig
Rt doors circuit breaker 1 25a
Short wheel base
Splice pack sp205 (behind left of dash, near headlamp switch connector)
Splice pack sp306 (in body harness, under right rear seat)
Switch power
Switch pwr
Tan
Up input
Up output
Up signal output
Window dn
Window up
Xuv

Rear Quarter Windows Wiring Diagram, Long Wheel Base for Chevrolet TrailBlazer 2005

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List of elements for Rear Quarter Windows Wiring Diagram, Long Wheel Base for Chevrolet TrailBlazer 2005:

A12
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Close
G302 (on lower left "b" pillar)
G306 (on body panel, rear of left rear door)
Hot at all times
Left quarter glass actuator (at left quarter glass)
Left quarter glass switch
Nca
Open
Rap relay 22
Rear fuse block (below left rear seat)
Right quarter glass actuator (at right quarter glass)
Right quarter glass switch
S301
S302
Vent wdo fuse 20a

RADIO

Base Radio Wiring Diagram, with Rear Seat Audio (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Base Radio Wiring Diagram, with Rear Seat Audio (1 of 2) for Chevrolet TrailBlazer 2005:

A10
A11
A12
A16
A4 (swb & xuv)
Antenna
Auxiliary hvac control module (under lower console)
B10
B11
B12
B16 (lwb except xuv)
B6 b6
Bare
Digital radio antenna
Digital radio receiver
Drain wire
Engine controls system
G102 (left side of underhood compartment, near rear of underhood fuse block)
G201
Ground
Hot at all times
Hvac b fuse 36 10a
L aud sig +
Lf out +
Lf out -
Lr low level audio sig +
Lr low level audio sig -
Lr out +
Lr out -
Lr speaker out +
Lr speaker out -
Nca
Power distribution system
R aud sig +
Radio
Radio fuse 41 15a
Radio on sig
Rear fuse block (below left rear seat)
Remote l sig
Remote out -
Rf out +
Rf out -
Rr low level audio sig +
Rr low level audio sig -
Rr out +
Rr out -
Rr speaker out +
Rr speaker out -
S202
S307
Serial data
Sp201 (at lower right front of lower console)
Sp205 (behind left of dash, near headlamp switch connector)
Tan
Vehicle communication interface module (long wheelbase: right rear floor pan) (short wheelbase: under right rear seat)
Vss

Base Radio Wiring Diagram, with Rear Seat Audio (2 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Base Radio Wiring Diagram, with Rear Seat Audio (2 of 2) for Chevrolet TrailBlazer 2005:

A12
Body control module (beneath left rear seat, on rear fuse block)
C201
C277
Inflatable restraint steering wheel module coil
Left front door speaker assembly
Left rear door speaker
Lf door speaker
Lf door tweeter speaker
Nca
Pnk
Radio control signal
Rf door speaker
Rf door tweeter speaker
Right front door speaker assembly
Right rear door speaker
Seek down
Seek prog
Seek up
Seek voice
Serial data
Source down
Source up
Steering wheel
Tan
Upper left steering wheel control switch assembly
Upper right steering wheel control switch assembly
Volume down
Volume up
Wiper/ washer system

Base Radio Wiring Diagram, without Rear Seat Audio for Chevrolet TrailBlazer 2005

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List of elements for Base Radio Wiring Diagram, without Rear Seat Audio for Chevrolet TrailBlazer 2005:

A10
A11
A12
A13
A14
A15
A16
Antenna
B10
B11
B12
B13
B14
B15
Body control module (beneath left rear seat, on rear fuse block)
C201
C277
G102 (left side of underhood compartment, near rear of underhood fuse block)
Ground
Hot at all times
Inflatable restraint steering wheel module coil
Left front door speaker assembly
Left rear door speaker
Lf door speaker
Lf door tweeter speaker
Lf out +
Lf out -
Lr out +
Lr out -
Nca
Pnk
Radio
Radio control signal
Radio fuse 41 15a
Rear fuse block (below left rear seat)
Rf door speaker
Rf door tweeter speaker
Rf out +
Rf out -
Right front door speaker assembly
Right rear door speaker
Rr out +
Rr out -
S202
Seek down
Seek prog
Seek up
Seek voice
Serial data
Source down
Source up
Sp205 (behind left of dash, near headlamp switch connector)
Steering wheel
Tan
Upper left steering wheel control switch assembly
Upper right steering wheel control switch assembly
Volume down
Volume up
Wiper/ washer system

DVD Player Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for DVD Player Wiring Diagram for Chevrolet TrailBlazer 2005:

Audio common
B(+)
Bare
C221
Cl 2 ser data
Computer data lines system
Digital radio receiver
Digital video disk (dvd) player
Drain wire
G302 (on lower left "b" pillar)
Ground
Hot at all times
L audio sig (+)
Oh batt/ onstar fuse 27 10a
R audio sig (+)
Radio
Rear fuse block (below left rear seat)
S322
S341 (w/ garage door opener)

Premium Sound Radio Wiring Diagram, with Rear Seat Audio (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Premium Sound Radio Wiring Diagram, with Rear Seat Audio (1 of 2) for Chevrolet TrailBlazer 2005:

A10
A11
A12
A16
A4 (swb & xuv)
Antenna
Auxiliary hvac control module (under lower console)
B10
B11
B12
B16 (lwb except xuv)
B6 b6
Bare
Digital radio antenna
Digital radio receiver
Drain wire
Engine controls system
G102 (left side of underhood compartment, near rear of underhood fuse block)
G201
Ground
Hot at all times
Hvac b fuse 36 10a
L aud sig +
Lf out +
Lf out -
Lr low level audio sig +
Lr low level audio sig -
Lr out +
Lr out -
Lr speaker out +
Lr speaker out -
Mute signal
Nca
Pnk
Power distribution system
R aud sig +
Radio
Radio fuse 41 15a
Radio on sig
Rear enable
Rear fuse block (below left rear seat)
Remote l sig
Remote out -
Rf out +
Rf out -
Rr low level audio sig +
Rr low level audio sig -
Rr out +
Rr out -
Rr speaker out +
Rr speaker out -
S202
S307
Serial data
Sp201 (at lower right front of lower console)
Sp205 (behind left of dash, near headlamp switch connector)
Tan
Vehicle communication interface module (long wheelbase: right rear floor pan) (short wheelbase: under right rear seat)
Vss

Premium Sound Radio Wiring Diagram, with Rear Seat Audio (2 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Premium Sound Radio Wiring Diagram, with Rear Seat Audio (2 of 2) for Chevrolet TrailBlazer 2005:

(on lower right "d" pillar) g402
A a
A10
A11
A12
Amp fuse 11 20a
Audio amplifier (xl: on left side of cargo area, behind trim panel) (except xl: on right side of cargo area, behind trim panel)
B10
B11
B12
Bare
Body control module (beneath left rear seat, on rear fuse block)
C201
C277
Drain wire
G102 (left side of underhood compartment, near rear of underhood fuse block)
G401 (on lower left "d" pillar)
Ground
Hot at all times
Inflatable restraint steering wheel module coil
Left front door speaker
Left front i/p speaker
Left rear door speaker
Lf low lev aud sig +
Lf low lev aud sig -
Lf mid spkr out +
Lf mid spkr out -
Lf spkr out +
Lf spkr out -
Long wheelbase
Lr low lev aud sig +
Lr low lev aud sig -
Lr spkr out +
Lr spkr out -
Mute sig
Nca
Pnk
Radio control signal
Radio on sig
Rear fuse block (below left rear seat)
Rear seat aud enable sig
Rf low lev aud sig +
Rf low lev aud sig -
Rf mid spkr out +
Rf mid spkr out -
Rf spkr out +
Rf spkr out -
Right front door speaker
Right front i/p speaker
Right rear door speaker
Rr low lev aud sig +
Rr low lev aud sig -
Rr spkr out +
Rr spkr out -
S202
S401
S402
Seek down
Seek prog
Seek up
Seek voice
Serial data
Short wheelbase
Source down
Source up
Steering wheel
Tan
Upper left steering wheel control switch assembly
Upper right steering wheel control switch assembly
Volume down
Volume up
Wiper/ washer system

Premium Sound Radio Wiring Diagram, without Rear Seat Audio (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Premium Sound Radio Wiring Diagram, without Rear Seat Audio (1 of 2) for Chevrolet TrailBlazer 2005:

A10
A11
A12
Antenna
B10
B11
B12
Bare
Digital radio antenna
Digital radio receiver
Drain wire
Engine controls system
G102 (left side of underhood compartment, near rear of underhood fuse block)
Ground
Hot at all times
L aud sig +
Lf out +
Lf out -
Lr out +
Lr out -
Mute signal
Nca
Pnk
R aud sig +
Radio
Radio fuse 41 15a
Radio on sig
Rear enable
Rear fuse block (below left rear seat)
Remote l sig
Remote out -
Rf out +
Rf out -
Rr out +
Rr out -
S202
Serial data
Sp205 (behind left of dash, near headlamp switch connector)
Tan
Vehicle communication interface module (long wheelbase: right rear floor pan) (short wheelbase: under right rear seat)
Vss

Premium Sound Radio Wiring Diagram, without Rear Seat Audio (2 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Premium Sound Radio Wiring Diagram, without Rear Seat Audio (2 of 2) for Chevrolet TrailBlazer 2005:

(on lower right "d" pillar g402
A a
A10
A11
A12
Amp fuse 11 20a
Audio amplifier (xl: on left side of cargo area, behind trim panel) (except xl: on right side of cargo area, behind trim panel)
B10
B11
B12
Bare
Body control module (beneath left rear seat, on rear fuse block)
C201
C277
Drain wire
G102 (left side of underhood compartment, near rear of underhood fuse block)
G401 (on lower left "d" pillar)
Ground
Hot at all times
Inflatable restraint steering wheel module coil
Left front door speaker
Left front i/p speaker
Left rear door speaker
Lf low lev aud sig +
Lf low lev aud sig -
Lf mid spkr out +
Lf mid spkr out -
Lf spkr out +
Lf spkr out -
Long wheelbase
Lr low lev aud sig +
Lr low lev aud sig -
Lr spkr out +
Lr spkr out -
Mute sig
Nca
Pnk
Radio control signal
Radio on sig
Rear fuse block (below left rear seat)
Rear seat aud enable sig
Rf low lev aud sig +
Rf low lev aud sig -
Rf mid spkr out +
Rf mid spkr out -
Rf spkr out +
Rf spkr out -
Right front door speaker
Right front i/p speaker
Right rear door speaker
Rr low lev aud sig +
Rr low lev aud sig -
Rr spkr out +
Rr spkr out -
S202
S401
S402
Seek down
Seek prog
Seek up
Seek voice
Serial data
Short wheelbase
Source down
Source up
Steering wheel
Tan
Upper left steering wheel control switch assembly
Upper right steering wheel control switch assembly
Volume down
Volume up
Wiper/ washer system

SHIFT INTERLOCK

Ignition Lock Solenoid Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Ignition Lock Solenoid Wiring Diagram for Chevrolet TrailBlazer 2005:

Automatic transmission shift lock actuator (closed in park) (center of floor pan)
G201
Hot in acc, run or start
Ign 0 fuse 47 10a
Ignition lock cyl switch
Ignition lock cylinder control actuator (in steering column)
Pnk
Rear fuse block (below left rear seat)
S226
S320
Sp201 (at lower right front of lower console)

Shift Interlock Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Shift Interlock Wiring Diagram for Chevrolet TrailBlazer 2005:

(4.2l)
(5.3l)
A/t shift lock
A/t shift lock control solenoid
Automatic transmission shift lock actuator (center of floor pan)
Backup fuse 27 15a
Btsi fuse 25 10a
E10
G201
Hot in run or start
Park lock solenoid
Park/ neutral position (pnp) switch (on lower left side of transmission)
Pnk
S211
Sp201 (at lower right front of lower console)
Stop lamp switch (on brake pedal assembly)
Underhood fuse block (on left side of engine compt)

STARTING/CHARGING

Charging Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Charging Wiring Diagram for Chevrolet TrailBlazer 2005:

(4.2l)
(4.2l: on upper left side of engine 5.3l: near lower left front of engine) powertrain control module (pcm)
(5.3l)
4.2l
5.3l
Battery
Battery voltage
Charge indicator
Class 2
Class 2 data
Field duty cycle sig
Fusible link (8 ga- red)
G101 (left side of underhood compartment, near front of underhood fuse block)
G106 (on engine side of left front wheelwell)
G110 (on lower left side of engine)
Generator
Generator on signal
Hot at all times
Instrument panel cluster (ipc)
Ipc/dic fuse 24 10a
Not used
Red
S110
Sp205 (behind left side of i/p)
Starter
Under- hood fuse block (on left side of engine compt)
Volts

Starting Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Starting Wiring Diagram for Chevrolet TrailBlazer 2005:

(4.2l)
(4.2l) (5.3l)
(5.3l)
(or 1786)
4.2l
5.3l
A10
A5 a5
A8 a8
Acc
Batt
Battery
C1 c1
C1 crank volt
C2 c1
C2 c2
Crank fuse 17 10a
F10 f10
F11
F6 a6
F8 d8
Fusible link (8 ga- red)
G101 (left side of underhood compartment, near front of underhood fuse block)
G106 (on engine side of left front wheelwell)
G110 (on lower left side of engine)
Generator
Hot in run or start
Ign a fuse 34 40a
Ign e fuse 22 10a
Ignition switch
Lock
Off
P/n
Park/ neutral position (pnp) switch (4 speed a/t) (on lower left side of transmission)
Pnk
Pnp sw sig
Powertrain control module (pcm) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Red
Run
S110
Start
Starter
Starter relay 47
Starter rly
Under- hood fuse block (left side of engine compt)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005:

(i/p harness, 16.5 cm from steering column connector breakout, toward dlc breakout) s202
(in i/p harness, 5 cm (1.97 in) from breakout to rollover sensor, toward sdm) s203
(in left front seat belt buckle)
(left side of underhood compartment, near rear of underhood fuse block) g102
(on left side of frame, at front of vehicle)
(on right side of frame, at front of vehicle)
(right front
(under drivers seat) s310
(under left front door trim, near lower rear of door frame)
Bar
Case ground
Class 2 serial
Data link
Driver seat belt switch
G102 (left side of underhood compartment, near rear of underhood fuse block)
Gnd
Ground
High control
High sensor
Hot in run or start
Ign 1
Ignition
Inflatable restraint sensing & diagnostic module (below rear of center console)
Left electronic frontal sensor (efs)
Left inflatable restraint roof rail module (in roof above driver door)
Left inflatable restraint seat position sensor (sps) (on left front outboard seat track)
Left inflatable restraint side impact sensor (sis)
Left seat belt pretensioner (under left front of seat, part of retractor)
Left seat belt sw
Low control
Nca
Passenger seat belt switch (in right front belt buckle assembly)
Passenger's door)
Pnk
Red
Right electronic frontal sensor (efs)
Right inflatable restraint roof rail module (in roof, above front passenger's door)
Right inflatable restraint seat position sensor (sps) (on right front outboard seat track)
Right inflatable restraint side impact sensor (sis)
Right seat belt pretensioner (under right front of seat, part of retractor)
Right seat belt sw
Right signal
Rollover sensor
S220
S308
S315
Sensor return
Serial data link
Shorting
Shorting bar
Signal
Sir fuse 18 10a
Tan
Underhood fuse block (on left side of engine compartment)
Voltage

Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005

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List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005:

(i/p harness, 16.5 cm from steering column connector breakout, toward dlc breakout) s202
(i/p harness, above dash left lower panel, 11 cm from steering column breakout, toward data link connector breakout)
(under passenger
Air bag indicator
Air bag off ind
Air bag on ind
Anti-theft system
B12
Bar shorting
Class 2 serial data
Data link connector (dlc) (partial) (on bottom left side of dash)
E12
Except xuv
G102 (left side of underhood compartment, near rear of underhood fuse block)
Gnd
Hot in run or start
Ign
Ign 1 voltage
Ign e fuse 22 10a
Inflatable restraint front passenger presence system (pps) module (under passenger seat)
Inflatable restraint i/p module (right side of dash)
Inflatable restraint passenger air bag on/off indicator
Inflatable restraint passenger presence system (pps) sensor
Inflatable restraint passenger seat belt tension retractor
Inflatable restraint steering wheel module (in steering wheel)
Inflatable restraint steering wheel module coil
Inside rearview mirror
Instrument panel cluster (ipc)
Logic
Low ref
Nca
Off
Pnk
Rear fuse block (below left rear seat)
S232 (w/immobilizer) (i/p harness, 10 cm from steering column breakout, toward shift control module)
S239
Seat)
Sensor
Sensor sig
Serial data
Shorting bar
Sp205 (behind left of dash, near headlamp switch connector)
Stage 1
Stage 2
Tan
Underhood fuse block (on left side of engine compartment)
Voltage ref
W/ occupant sensor
W/immobilizer
Xuv

TRANSMISSION

Transfer Case Wiring Diagram, 2 Speed for Chevrolet TrailBlazer 2005

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List of elements for Transfer Case Wiring Diagram, 2 Speed for Chevrolet TrailBlazer 2005:

(below left side of dash) data link connector
(i/p harn, 10 cm from steering column breakout, toward shift control module)
(i/p harness, above dash left lower panel, 11 cm from steering column breakout, toward data link connector breakout)
(on lower left side of engine)
+5v ref
2 hi
2 hi ind
2wd
4 hi
4 hi ind
4 lo
4 lo ind
4.2l
4wd fuse 15a
4wd lo sig
5.3l
Afwd
Afwd ind
Atc fuse 30a
Axle act
Axle sw
B11
Battery
Brake
C2 a11
Class 2 data
E11
E5 c3
Encoder
Encoder gnd
Encoder p
Front axle actuator (on inner flange of right front axle)
Front sig hi
Front sig lo
G102 (left side of underhood compt, near rear of underhood fuse block)
G105 (in underhood compt, on firewall, near i/p harness pass-through)
G107
Ground
Hot at all times
Hot in run
Hot in run or start
Ing e fuse 10a
Instrument panel cluster (ipc)
Interior lights system
Lock sol
Logic
Motor
Motor ctrl a
Motor ctrl b
Neut
Neutral
Neutral ind
Pnk
Powertrain control module (pcm) (4.2l) engine control module (ecm) (5.3l) (4.2l: on upper left side of engine) (5.3l: near lower left front of engine)
Propshaft speed sensor (left front) (on left front of transfer case)
Propshaft speed sensor (right rear) (on right rear of transfer case)
Rear fuse block (below left rear seat)
Rear sig hi
Rear sig lo
Red
S202
S232
S239
Service 4wd/ awd
Splice pack sp205 (behind left side of dash)
Sw sig
Tan
Theft deterent control module
Transfer case encoder motor (on top of transfer case)
Transfer case shift control module (behind lower left side of dash)
Transfer case shift control switch
Under- hood fuse block (on left side of engine compt)
Underhood fuse block (on left side of engine compt)
W/ immobilizer

Transfer Case Wiring Diagram, Single Speed for Chevrolet TrailBlazer 2005

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List of elements for Transfer Case Wiring Diagram, Single Speed for Chevrolet TrailBlazer 2005:

(behind left side of dash) splice pack sp205
(i/p harn, 10 cm from steering column breakout, toward shift control module)
(left side of underhood compt, near rear of underhood fuse block)
+5v ref
A11
Anti-theft system
Atc fuse 25a
B6 c2
Battery
Class 2 data
Data link connector (on bottom left side of dash)
Enc lo ref
Encoder
Encoder sig
Front sig hi
Front sig lo
G102
G105 (on firewall, near i/p harness pass-through)
Ground
Hot at all times
Hot in run or start
Ign e fuse 10a
Instrument panel cluster (ipc)
Logic
Motor
Motor ctrl a
Motor ctrl b
Nca
Pnk
Propshaft speed sensor (left front) (on left front of transfer case)
Propshaft speed sensor (right rear) (on right rear of transfer case)
Rear sig hi
Rear sig lo
Red
S202
S232
S239
Service 4wd/ awd
Transfer case encoder motor (on top of transfer case)
Transfer case shift control module (behind lower left side of dash)
Underhood fuse block (on left side of engine compt)
W/ immobilizer

4.2L VIN S

4.2L VIN S, A/T Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for 4.2L VIN S, A/T Wiring Diagram for Chevrolet TrailBlazer 2005:

(i/p harness, 10 cm from steering column breakout)
(i/p harness, 18 cm from automatic transmission shift lever connector breakout, toward dlc)
(i/p harness, above dash left lower panel, 11 cm from steering column breakout, toward data link connector breakout)
1-2 shift red solenoid valve
2-3 shift red solenoid valve
3-2 shift red solenoid valve
4wd lo
A2 c1
Accelerator pedal position (app) sensor (above accelerator pedal, on bracket)
App 1 +5v
App 1 lo
App 1 sig
App 2 +5v
App 2 lo
App 2 sig
Automatic transmission
Automatic transmission fluid pressure manual valve position switch
Automatic transmission fluid temperature sensor
Battery
Body control module (bcm) (beneath left rear seat)
C2 a7
Class 2 data
D2 c1
D2 sw
D3 sw
D4 sw
Data link connector (below left side of dash)
Down (3-2)
E3 c2
Ect ref
Ect sig
Engine controls system
Engine coolant temperature (ect) sensor (upper left side of engine)
F14
G108 (on lower left side of engine)
Ground
Hot at all times
Hot in acc run or start
Hot in run or start
Ign 0 fuse 10a
Ignition
Ignition 1
Ing e fuse 10a
Instrument panel cluster (ipc)
Lo sw
Logic
Mil ind
Park/neutral position switch (on lower left side of transmission)
Pcm b fuse 20a
Pcm i fuse 15a
Pcs sol (hi)
Pcs sol (lo)
Pnk
Power distribution system
Powertrain control module (pcm) (on upper left side of engine)
Pressure control solenoid valve
Prnd321
Prndl a in
Prndl b in
Prndl c in
Prndl p in
Rear fuse block (below left rear seat)
Red
Rev sw
S133
S232
S239
S320
Service engine soon
Solenoid
Splice pack sp205 (behind left side of dash)
Ss a (1-2)
Ss b (2-3)
Stoplamp in
Tac fuse 10a
Tan
Tcc
Tcc pmw red
Tcc pwm
Tcc red
Tfp sw a
Tfp sw b
Tfp sw c
Tft ref
Tft sig
Theft deterrent control module
Throttle actuator control (tac) motor (on throttle body)
Tp 1 +5v
Tp 1 lo
Tp 1 sig
Tp 2 +5v
Tp 2 lo
Tp 2 sig
Transfer case circuit (w/ 2-spd transfer case)
Underhood fuse block (left side of engine compt)
Underhood fuse block (on left side of engine compt)
Veh stop fuse 34 15a
Vehicle speed sensor (left rear of transfer case)
Vss (hi)
Vss (lo)
W/ immob
W/ immobilizer
W/o immob
W/o immobilizer

5.3L VIN M

5.3L VIN M, A/T Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, A/T Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2005:

(i/p engine harness, 10 cm from breakout to c107) s105
1-2 ss ctrl
2-3 ss ctrl
3-2 ss ctrl
Above dash left lower panel)
Accessory volt
B11
Batt volt
Computer data lines system
Exterior lights system
Front hi sig
G108 (on lower left front of engine)
Gnd
Hot at all times
Hot in acc or run
Hot in run or start
Ign 1 volt
Ign e fuse 22 10a
Low ref
Park/neutral position (pnp) switch (on lower left side of transmission)
Pc sol hi ctrl
Pc sol lo ctrl
Pnk
Pnk pnk
Press sw sig a
Press sw sig b
Press sw sig c
Rear fuse block (below left rear seat)
Red
S101 (engine harness, 4 cm from breakout to c101, towards ecm)
S239 (i/p harness, pnk
Serial data (+)
Serial data (-)
Serial data bus (+)
Serial data bus (-)
St/lp fuse 12 25a
Stop lamp switch (on brake pedal assembly)
Tan
Tcc pwm ctrl
Tcc sol ctrl
Tcm fuse 35 10a
Tcm/ canister fuse 15 10a
Tft sens sig
Trans fuse 53 15a
Transmission control module (tcm)
Trns range a
Trns range b
Trns range c
Trns range p
Underhood fuse block (left side of engine compt) c1
Underhood fuse block (on left side of engine compt)
Veh stop fuse 34 15a
Vehicle speed sensor (vss) (on left rear of transfer case)
Vss high sig
Vss low sig

5.3L VIN M, A/T Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005

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List of elements for 5.3L VIN M, A/T Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2005:

1-2 shift sol valve
2-3 shift sol valve
3-2 sol valve
A/t fluid pressure manual valve position switch
A/t fluid temp sensor
Automatic transmission
Chmsl sply
Engine control module (ecm) (near lower left front of engine)
Front hi sig
Ign
Instrument panel cluster
Logic
Malfunction indicator lamp
Mil ind ctrl
Pnk
Pressure control solenoid valve
Prnd321
Red
Rev
S133
Tan
Tcc pwm sol valve
Tcc sol valve

WARNING SYSTEMS

Warning Systems Wiring Diagram for Chevrolet TrailBlazer 2005

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List of elements for Warning Systems Wiring Diagram for Chevrolet TrailBlazer 2005:

(at lower right front of lower console) splice pack sp201
(below left rear seat) rear fuse block
(left side of underhood compt, near rear of underhood fuse block)
(under drivers seat) s310
5.3l 4.2l
A12
Auto
B10
Belt sw input
Body control module (bcm) (beneath left rear seat, on rear fuse block)
Class 2 serial data
Computer data lines system
Door ajar
Dr ajar input
Driver door latch assembly
Driver door module (ddm) (below driver's door switch panel)
Driver seat belt switch (in left front seat belt buckle)
Drl defeat
F10
Front passenger door module (fpdm) (below front passenger door switch panel)
G102
G201
G302 (on lower left "b" pillar)
G303 (on lower right "b" pillar)
Hdlmp on sig
Head
Headlamp switch
Ignition key alarm switch (in steering column)
Inflatable restraint sensing & diagnostic module (sdm) (below rear of center console)
Instrument panel cluster (ipc)
Key in ign sw
Left rear door latch assembly
Liftgate ajar sw
Liftgate latch assembly
Liftgate module (lgm) (in center of liftgate)
Liftglass ajar sw
Liftglass ajar switch
Logic
Low reference
Lr dr ajar sig
Nca
Park
Passenger door latch assembly
Powertrain control module (pcm) (4.2l) (on upper left side of engine) engine control module (ecm) (5.3l) (near lower left front of engine)
Radio
Right rear door latch assembly
Rr dr ajar sig
S227
S302
S303
S315
Seat belt indicator
Seat position sens rtn
Serial data
Sw on input
Tail gate ajar ind
Tan