INTERIOR LIGHTS – Chevrolet Silverado 1500 2005 – SYSTEM WIRING DIAGRAMS

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet Silverado 1500 2005

List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Chevrolet Silverado 1500 2005:

• A11
• B12
• Battery b+
• Body control module (lower left side of dash, below steering column)
• Cargo lamp low ctrl
• Class 2 data
• Class 2 serial data
• Convenience package comfort & decor level #3
• Ctsy lamp ctrl
• Ctsy lamp on sig
• Ctsy lamp power
• Dome lamp switch
• Door ajar sig
• Driver door latch assembly
• Driver door module (ddm) (in left front door)
• E11
• Front passenger door latch assembly
• Front passenger door module (fpdm) (in right front door)
• G200 (behind right side of dash, near right "a" pillar)
• G203 (near left "a" pillar)
• G305 (on left "b" pillar)
• G306 (on right "b" pillar)
• Headlamp switch
• Hot at all times
• I/p fuse block (lower left side of dash)
• I/p relay block (near left kick panel)
• Int lamp defeat sig
• Interior lamp defeat switch
• Junction i/p block (right side of dash, behind access panel)
• Left front door courtesy lamp
• Left rear door latch assembly (crew cab)
• Lf door ajar sig
• Low ref
• Lr door ajar sig
• Merchandised package luxury edition
• Rf door ajar sig
• Right front door courtesy lamp
• Right rear door latch assembly (crew cab)
• Rr door ajar sig
• S202
• Sp205 (left side of dash)
• Tan
• Tbc 2b fuse 15a
• Tbc 2c fuse 15a
• W/ ye9 or w/ y91
• W/o ye9 or w/o y91
• Y91 =
• Ye9 =

Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet Silverado 1500 2005

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Chevrolet Silverado 1500 2005:

• (in headliner harness between overhead console reading lamps and i/p relay block) s321
• Cargo lamp
• Convenience package comfort & decor level #3
• Crew cab w/ ye9 or w/ y91
• Crew cab w/ ye9/y91 or extended cab w/ y91
• Dome
• Except crew cab w/ ye9 or w/ y91
• G203 (near left "a" pillar)
• I/p relay block (near left kick panel)
• Left vanity mirror lamp
• Map lamps
• Merchandised package luxury edition
• Multi- function accessory switch
• Overhead console
• Reading
• Rear courtesy reading lamps (crew cab w/ ye9)
• Rear dome lamp
• Regular cab w/ ye9 or extended cab w/ ye9
• Right vanity mirror lamp
• S213
• S345
• W/o ye9 or w/o y91
• Y91 =
• Ye9 =

Instrument Illumination Wiring Diagram (1 of 3) for Chevrolet Silverado 1500 2005

List of elements for Instrument Illumination Wiring Diagram (1 of 3) for Chevrolet Silverado 1500 2005:

• (lower left side of dash, below steering column) body control module
• 2 hi ind
• 2 hi ind control
• 4 hi ind
• 4 hi ind control
• 4 lo ind
• 4 lo ind control
• 5 volt ref
• A11
• A12
• Auto 4wd ind
• B pnk
• B11
• Battery b+
• Crew cab only
• Diff lock ind control
• Dimming input
• Dimming return
• Drl off
• Drl off ind ctrl
• Fog lamp rly ctrl
• G305 (left "b" pillar)
• G306 (right "b" pillar)
• Headlamp on
• Headlamp on ind ctrl
• Headlamp switch
• Hot at all times
• I/p fuse block lower left side of dash
• Inst panel dimming
• Instrument panel cluster
• Left rear window switch
• Np1 = transfer case, electric shift control, 2 speed np8 = transfer case active, 2 speed pushbutton control
• Pnk
• Red
• Right rear window switch
• S212
• Tbc 2a fuse 15a
• Transfer case shift control module (behind headlamp switch)
• Transfer case shift control switch
• W/ np1
• W/ np8

Instrument Illumination Wiring Diagram (2 of 3) for Chevrolet Silverado 1500 2005

List of elements for Instrument Illumination Wiring Diagram (2 of 3) for Chevrolet Silverado 1500 2005:

• (left rear of vehicle, near spare tire bracket)
• (left side of engine compt, near battery) underhood fuse block
• (near left "a" pillar)
• 2ws ind
• 2ws ind control
• 4ws ind
• 4ws ind control
• Control
• Fog lamp circuit
• G203
• Hvac control module
• Inflatable restraint i/p module disable switch
• Inflatable restraint steering wheel module coil
• Lower left
• Lower right
• Multifunction accessory switch
• Nca
• Overhead console
• Power take off (pto) switch
• Rear wheel steering control module
• Rear wheel steering mode select switch
• Remote playback device-cd player
• S205
• Steering wheel
• Tan
• Tow ind
• Tow mode ind
• Traction control switch
• Transfer case shift control switch
• Upper left
• Upper right

Instrument Illumination Wiring Diagram (3 of 3) for Chevrolet Silverado 1500 2005

List of elements for Instrument Illumination Wiring Diagram (3 of 3) for Chevrolet Silverado 1500 2005:

• i/p fuse block
• (behind right side of dash) g200
• (lower left side of dash)
• (lower left side of radiator core support) g100
• A11
• C10
• Driver window/door lock switch
• Electronic suspension system
• Exterior lamps
• Firm indicator
• Fog lamp
• Front passenger window/door lock switch
• G200 (behind right side of dash, near right "a" pillar)
• G203 (near left "a" pillar)
• Headlamp leveling switch
• I/p relay block (near left kick panel)
• Junction i/p block (lower left side of dash)
• Multifunction accessory switch
• Roof beacon switch
• S101
• S202
• S345
• S352
• Selectable ride switch
• Sunroof switch
• W/ t89
• W/ t96