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Interior Lights — Chevrolet TrailBlazer 2002 Wiring Diagram

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2002

List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2002:

A12
A12 c2
B17
B18
Batt +
Body control module (beneath left rear seat, on rear fuse block)
C1 f12
C2 a2
C2 b10
C3 f6
C4 b3
Computer data lines system
Courtesy lamp switch
Data
Door ajar input
Driver door jamb switch
Driver door module
E10 c2
F11
Front passenger door jamb switch
Front passenger door module
G105 (left rear of engine compt)
G201 (right front of lower console)
G302 (on left "b" pillar)
G303 (on lower right "b" pillar)
Headlamp switch
Hot at all times
I/p compartment lamp
Interior lamp defeat switch
Lamp cntrl
Lamp on
Lamp supp
Left courtesy lamp
Left rear door jamb
Lift gate ajar input
Lift glass ajar input
Liftgate ajar switch
Liftgate door jamb switch
Liftgate module
Lmp defeat
Long wheelbase
Low ref
Lr dr sig
Nca
Rear fuse block
Rear fuse block (below left rear seat)
Right rear door jamb
Rr dr sig
S105
S211
Serial data class 2
Short wheelbase
Splice pack sp201 (right front of lower console)
Tan
Tbc 3 fuse 4 10a
Tbc 4 fuse 40 10a
To courtesy/ reading lamps (diagram 2 of 2)
Underhood lamp

Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2002

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2002:

(headliner harness, 17 cm (7 in) from the left sunshade mirror lamp breakout) s331
(headliner harness, 26 cm (10 in) from the left front dome/reading lamp, toward the left sunshade mirror lamp) s390
Cargo lamp
Courtesy
From rear fuse block (diagram 1 of 2)
G302 (on left "b" pillar)
Left center courtesy/ reading lamp
Left front courtesy/ reading lamp
Left front vanity mirror lamp
Left rear courtesy/ reading lamp
Reading
Right center courtesy/ reading lamp
Right front courtesy/ reading lamp
Right front vanity mirror lamp
Right rear courtesy/ reading lamp
S312
S332
S350

Instrument Illumination Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2002

List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Chevrolet TrailBlazer 2002:

(except uk6) (uk6)
(headliner harn, 25 cm (10 in) from the left sunshade mirror lamp breakout s329
(overhead console harness)
(uk6) (except uk6)
Auxiliary rsa/hvac control module
B c1
B1 a1
B1 b18
B13
B9 c1
Batt +
Body control module (beneath left rear seat, on rear fuse block)
C1 c
C2 a2
C2 e3
C4 b2
Computer data lines system
Data
Fan/ temp switch
Front auxiliary blower motor switch
Fuel/ trip switch
G201 (right front of lower console)
G302 (on left "b" pillar)
G303 (on lower right "b" pillar)
Garage door opener
Headlamp switch
Hot at all times
Hvac control module
Inflatable restraint steering wheel module coil
Instrument panel cluster
Left quarter glass switch
Left rear window switch
Long wheelbase
Nca
Radio
Rear auxiliary hvac control module
Rear fuse block (below left rear seat)
Rear window wiper/ washer switch
Right control switch
Right quarter glass switch
S230 (dash harness, 5 cm (2 in) from the sp201 breakout, toward the i/p auxiliary power breakout)
S233
S234
S302
S307
S330
S332
Select/ personal- ization switch
Short wheelbase
Splice pack sp201 (right front of lower console)
Sunroof switch
Tbc 2 fuse 7 10a
Tbc 5 fuse 32 10a
Traction control switch
Transfer case shift control switch
Voice recorder
Volume am/fm switch

Instrument Illumination Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2002

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Chevrolet TrailBlazer 2002:

2wd
4 hi
4 lo
5v ref
A10
Afwd
B10
B14
B19
Body control module
Body control module (beneath left rear seat, on rear fuse block)
C2 c
C2 c2
C4 b19
Computer data lines system
Data
Driver door module
E11
Electronic brake control module (on inner left frame rail bside transmission)
Front fog lamp indicator
G201 (right front of lower console)
Hdlp on
Headlamp on
Headlamp switch
Illum
L c1
Led dim
Low ref
Mem pwr
Memory/ heated seat switch
Nca
Pnk
Rear fog lamp indicator
Rear fuse block
Rear fuse block (below left rear seat)
S307
Splice pack sp201 (right front of lower console)
Traction active
Traction control switch
Traction disabled
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)

INTERIOR LIGHTS – Chevrolet TrailBlazer 2002 – SYSTEM WIRING DIAGRAMS