EXTERIOR LIGHTS – GMC Sierra 2500 HD 2006 – SYSTEM WIRING DIAGRAMS

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for GMC Sierra 2500 HD 2006

List of elements for Back-up Lamps Wiring Diagram for GMC Sierra 2500 HD 2006:

• (2500 w/ hvy, 3500 w/o crew cab) (1500, 2500 w/o hvy) (3500 w/ crew cab)
• (2500 w/ hvy, 3500 w/o crew cab: left side of fuel tank) (1500, 2500 w/o hvy: on spare tire hoist bracket) (3500 w/ crew cab: on left rear body mount)
• (left side of transmission) back-up lamp switch
• (near left kick panel) i/p relay block
• A/t
• A11
• B/u lmp vlt
• B/u lmps sig
• B/u lp fuse 20a
• Back-up alarm
• Body control module (bcm) (on lower left side of dash, below steering column)
• F10
• G302 g401 g403
• G403 (on left rear body mount)
• Hot in run or start
• Left back-up lamp
• M/t
• Park/neutral position (pnp) switch (left side of transmission)
• Pnk
• Rear lamps junction block
• Right back-up lamp
• Trailer connector
• Trlr b/u fuse 10a
• Underhood fuse block (left side of eng compt)

Exterior Lamps Wiring Diagram (1 of 3) for GMC Sierra 2500 HD 2006

List of elements for Exterior Lamps Wiring Diagram (1 of 3) for GMC Sierra 2500 HD 2006:

• (2500 hd, 3500 w/o crew cab) (1500, 2500) (3500 w/ crew cab)
• (2500 hd, 3500 w/o crew cab: left side of fuel tank) (1500, 2500: on spare tire hoist bracket) (3500 w/ crew cab: on left rear body mount)
• Auto
• Back-up lamps circuit
• Body control module (bcm) (on lower left side of dash, below steering column)
• C2 b2
• Computer data lines system
• D10
• Emergency vehicle roof lamp relay
• F11
• Frt park fuse 10a
• G100 (lower left radiator support)
• G200 (behind right side of dash, near right "a" pillar)
• G203 (behind left side of dash, near left "a" pillar)
• G302 g401 g403
• G403 (on left rear body mount)
• Hazard switch
• Head
• Headlamp switch
• Hot at all times
• Hot in run and start
• I/p relay block
• Ign e fuse 10a
• Left
• Left front marker lamp
• Left front park/ turn signal lamp
• Off
• Park
• Park lamp relay
• Pnk
• Prk lmp on
• Prk lmp rly
• Red
• Right
• Right front marker lamp
• Right front park/ turn signal lamp
• S100
• S101
• S215
• S217
• S412 (left rear lamp harn)
• S413 (right rear lamp harn)
• S414
• S415
• S416
• S417 (in camper 5th wheel harn, near trailer connector breakout)
• S418
• Serial data
• Stud 1 fuse 40a
• Stud 2 fuse 30a
• To trl park fuse (diagram 2 0f 3)
• Trailer connector
• Turn signal/ multi- function switch
• Under- hood fuse block (on left side of engine compt)

Exterior Lamps Wiring Diagram (2 of 3) for GMC Sierra 2500 HD 2006

List of elements for Exterior Lamps Wiring Diagram (2 of 3) for GMC Sierra 2500 HD 2006:

• (2500 hd, 3500 w/o crew cab) (1500, 2500) (3500 w/ crew cab)
• (2500 hd, 3500 w/o crew cab: left side of fuel tank) (1500, 2500: on spare tire hoist bracket) (3500 w/ crew cab: on left rear body mount)
• (not used)
• (w/ roof marker lamps)
• (w/ dual rear axle)
• (w/ pto)
• (w/o dual rear axle)
• A c3
• A12
• Beacon lighting
• C1 b
• C1 d
• C1 g
• C1 h
• C2 d
• C210
• C3 b6
• C3 d
• C3 h
• C4 f
• D12
• E11
• F12
• From a frt park fuse (diagram 1 0f 3)
• Fusible link
• G200 (behind right side of dash, near right "a" pillar)
• G302 g401 g403
• G304 (except crewcab) (under right front seat)
• G305 (crewcab) (on left "b" pillar)
• Hot at all times
• I/p relay block
• Int park fuse 10a
• Interior lights system
• Lamp harn)
• Left front clear- ance lamp
• Left license lamp
• Left rear clear- ance lamp
• Left rear turn signal
• Left tail/ stop- lamp
• Lighting
• Lr park fuse 10a
• Rear lamps junction block
• Red
• Right front clear- ance lamp
• Right i/p fuse block
• Right license lamp
• Right rear clear- ance lamp
• Right rear turn signal
• Right tail/ stop- lamp
• Roof beacon relay (at lower left "b" pillar
• Roof beacon switch
• Rr park fuse 10a
• S206 (in i/p harn)
• S215
• S219 (in brake clutch harn)
• S420 (in license lamp harn)
• S423
• S424
• Seo b1 fuse 15a
• Seo b2 fuse 30a
• Stop lp fuse 25a
• Stop- lamp switch
• Tailgate marker lamp
• Trl park fuse 10a
• Under- hood fuse block (on left side of engine compt)
• Vehicle roof lamp lighting
• W/ emergency
• W/ roof
• W/ wrecker
• W/dual rear axle
• W/o dual rear axle
• Wrecker relay

Exterior Lamps Wiring Diagram (3 of 3) for GMC Sierra 2500 HD 2006

List of elements for Exterior Lamps Wiring Diagram (3 of 3) for GMC Sierra 2500 HD 2006:

• (behind right side of dash, near right "a" pillar)
• (behind right side of dash, near right "a" pillar) g200
• (w/ level 3 convenience package)
• (wire color may vary)
• 4.3l w/k34
• A10
• A11
• Battery
• C10
• C3 e1
• C6 right i/p fuse block
• Center high mounted stop lamp (chmsl)
• Clearance lamps
• Computer data lines system
• Cruise control module
• D10
• Driver door module (ddm) (in driver's door)
• Driver outside rearview mirror
• E10
• Ext- erior illum lamp
• F10
• F3 (not used)
• Flash fuse 25a
• Front passenger door module (fpdm) (in right front door)
• G200
• G200 (behind right side of dash, near right "a" pillar)
• G203 (behind left side of dash, near left "a" pillar)
• Ground
• Hazard sw
• Hot at all times
• I/p relay block
• I/p relay block (near left kick panel)
• Instrument panel cluster (ipc)
• Left i/p fuse block (on lower left side of dash)
• Left roof marker lamp
• Left turn ind
• Logic
• Lr lamp volt
• Lt door lmp gnd
• Lt door lmp pwr
• Lt trlr st/turn fuse 10a
• Lt turn fuse 10a
• Lt turn sig
• Lt turn sig volt
• Passenger outside rearview mirror
• Red
• Right i/p fuse block
• Right roof marker lamp
• Right turn ind
• Rr lamp volt
• Rt door lmp gnd
• Rt door lmp pwr
• Rt trlr st/turn fuse 10a
• Rt turn fuse 10a
• Rt turn sig
• Rt turn sig volt
• S200
• S201 (at roof marker light)
• S202
• S205
• S345
• Serial data
• Stoplamp sw
• Tan
• Throttle actuator control module
• Turn ind
• Turn signal/flasher module
• Under- hood fuse block
• Veh chmsl fuse 10a
• Veh stop fuse 15a