EXTERIOR LIGHTS – Cadillac STS 2005 – SYSTEM WIRING DIAGRAMS

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Cadillac STS 2005

List of elements for Backup Lamps Wiring Diagram for Cadillac STS 2005:

• 3.6l
• 4.6l
• Automatic transmission
• Computer data lines system
• G100 (rear side of right cyl head)
• G113 (front center of right cyl head)
• G402 (in rear compt, to rear of left rear shock tower)
• Hi spd ser data +
• Hi spd ser data -
• Hot at all times
• Left back-up lamp
• Left rear fuse block (under left side of rear seat)
• Lo spd gmlan ser data
• R36
• R37
• R38
• R40
• Rear integration module (in left side of rear compt, under rear shelf)
• Reverse lamp fuse 10a
• Reverse lamp relay
• Reverse rly ctrl
• Right back-up lamp
• S106
• S24
• S25
• S28
• S401
• Splice pack
• Tan
• Transmission control module (tcm) (a/t) (right front corner of engine compt)
• Transmission manual shift shaft switch assembly
• Trs a
• Trs b
• Trs c

Exterior Lamps Wiring Diagram (1 of 2) for Cadillac STS 2005

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Cadillac STS 2005:

• (behind left kick panel) g200
• (near left front strut tower, at bottom of inside fender well)
• (not used)
• (rear of left rear shock tower)
• Auto
• Back light lamp
• Battery
• Computer data lines system
• G101
• G104 (on right body rail, near right headlamp)
• G201 (behind right kick panel)
• G402
• G402 (rear of left rear shock tower)
• Ground
• Hazard sw sign
• Hazard switch
• Head
• Headlamps on sig
• Hot at all times
• Instrument panel cluster (ipc)
• Instrument panel module (right side of dash, behind glove box)
• Interior lights system
• Ipm/ aldl fuse 10a
• Left front turn signal lamp
• Left front turn signal/ fog lamp assembly
• Left license lamp
• Left repeater lamp
• Left turn signal fuse 10a
• Left turn signal ind
• Left turn signal voltage
• Left turn sw sig
• Lic/ipm fuse 7.5a
• Lo speed gmlan serial data
• Logic
• Low speed gmlan
• Low speed gmlan serial data
• Off
• Park
• Park lamp relay
• Park lamp rly ctrl
• Park lamp sw on sig
• R31
• R32
• R33
• R34
• Rear integration module (in left side of rear compt, under rear shelf)
• Right front turn signal lamp
• Right front turn signal/ fog lamp assembly
• Right license lamp
• Right rear fuse block (under right side of rear seat)
• Right repeater lamp
• Right turn signal ind
• Right turn signal voltage
• Right turn sw sig
• Rim fuse 10a
• S226
• S311
• S401
• Signal
• Splice pack sp201 (under dashboard, near firewall grommet)
• Stop lamp sw sign
• Tilt/ lk lmp/ clm relay coils fuse 10a
• To underhood fuse block (lt park fuse, 10a) (diagram 2 of 2)
• Turn signal/ multifunction switch
• Underhood fuse block (right front side of eng compt)
• Volt check fuse 10a

Exterior Lamps Wiring Diagram (2 of 2) for Cadillac STS 2005

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Cadillac STS 2005:

• (in body harn, 58 cm from right rear fuse block c1) s306
• (in body harn, 72 cm from right rear fuse block c1) s317
• (right front of engine compt) underhood fuse block
• (under right side of rear seat) right rear fuse block
• (w/ hid)
• (w/o hid)
• Center high mounted stop lamp (chmsl)
• Engine controls & transmissions systems
• From underhood fuse block (lic/ipm fuse, 7.5a) (diagram 1 of 2)
• G104 (on right body rail, near right headlamp)
• G401 (in rear compt, to rear of right rear shock tower)
• G401 (rear of right rear shock tower)
• G402 (in rear compt, to rear of left rear shock tower)
• Ground
• Hot at all times
• Left front cornering/ side marker lamp
• Left front park lamp
• Left headlamp assembly
• Left rear cornering/ side marker lamp
• Left tail lamp assembly
• Left tail lamp outage detection signal
• Logic
• Lt park fuse 10a
• R36
• R37
• R38
• R40
• Right front cornering/ side marker lamp
• Right front park lamp
• Right headlamp assembly
• Right rear cornering/ side marker lamp
• Right tail lamp assembly
• Right tail lamp outage detection signal
• Rt park fuse 10a
• S12
• S13
• S14
• S400
• S401
• Side marker
• Splice pack
• Stop lamp fuse 10a
• Stop lamp relay
• Stop/ turn
• Tail