INTERIOR LIGHTS – GMC Envoy 2003 – SYSTEM WIRING DIAGRAMS

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for GMC Envoy 2003

List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for GMC Envoy 2003:

• (not used)
• 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
• Courtesy lamp switch
• Data
• Door ajar input
• Driver door jamb switch
• Driver door module (below driver door switch panel)
• Driver memory seat module
• E10 c2
• F11
• Front passenger door jamb switch
• Front passenger door module (below front passenger door switch panel)
• G201 (right front of lower console)
• G302 (on lower left "b" pillar)
• G303 (on lower right "b" pillar)
• Headlamp switch
• Hot at all times
• Interior lamp defeat switch
• Lamp cntrl
• Lamp on
• Lamp supp
• 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
• Passenger memory seat module
• Rear fuse block (below left rear seat)
• Right rear door jamb
• Rr dr sig
• S346 (body harn, 5-15 cm from breakout for left front seat, toward c500)
• S347 (body harn, 5-15 cm from breakout for right front seat, toward tan c600)
• Serial data class 2
• Short wheelbase
• Sp201 (right front of lower console)
• Sp205 (behind left side of dash)
• Sp306 (in body harn, under right rear seat)
• Tan
• Tbc 3 fuse 4 10a
• Tbc 4 fuse 40 10a
• To courtesy/ reading lamps (diagram 2 of 2)
• W/ memory seats

Courtesy Lamps Wiring Diagram (2 of 2) for GMC Envoy 2003

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for GMC Envoy 2003:

• (headliner harness, 17 cm from the left sunshade mirror lamp breakout) s331
• (headliner harness, 26 cm 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 lower 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 GMC Envoy 2003

List of elements for Instrument Illumination Wiring Diagram (1 of 2) for GMC Envoy 2003:

• (headliner harn, 25 cm from the left sunshade mirror lamp breakout s329
• (overhead console harness)
• (w/ rear audio cntrls)
• (w/ rear audio cntrls) (w/o rear audio cntrls)
• (w/o rear audio cntrls)
• Auxiliary hvac control module (w/o rear audio cntrls)
• Auxiliary rsa/hvac control module (w/ rear audio cntrls)
• B c1
• B1 a1
• B1 b16
• B13
• B9 c1
• Batt +
• Body control module (beneath left rear seat, on rear fuse block)
• C1 b2
• C1 c
• 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)
• G302 (on lower 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 wheel base
• 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
• Right rear window switch
• S211
• S230 (dash harness, 5 cm from the sp201 breakout, toward the i/p auxiliary power breakout)
• S235
• S302
• S303
• S307
• S330
• S332
• Select/ personal- ization switch
• Short wheel base
• 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 (4wd)
• Voice recorder
• Volume am/fm switch

Instrument Illumination Wiring Diagram (2 of 2) for GMC Envoy 2003

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for GMC Envoy 2003:

• (behind left side of dash) sp205
• 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
• Data
• Driver door module (below driver door switch panel)
• Driver memory seat module
• Electronic brake control module (on inner left frame rail beside 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 fuse block (below left rear seat)
• S307
• S346 (body harn, 5-15 cm from left front seat, toward c500)
• Sp201 (right front of lower console)
• Sp306 (in body harn, under right rear seat)
• 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)
• W/ memory seats