Diagram sections — 12 (23 total)
DEFOGGERS HORN INTERIOR LIGHTS POWER ANTENNA POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO STARTING/CHARGING TRUNK, TAILGATE, FUEL DOOR WIPER/WASHER
DEFOGGERS Defogger Wiring Diagram, with Electronic A/C for Buick Roadmaster Limited 1993 List of elements for Defogger Wiring Diagram, with Electronic A/C for Buick Roadmaster Limited 1993: 25 '93 buick sedan & '92 buick ('92 olds & '93 buick) 10a All others Electronic a/c control assembly Fuse 20a Fuse 3 Fuse 30a Fuse 4 (all others) 10a Fuse 7.5a Fuse block (left side of i/p) G200 (left kick panel) G403 (right rear wheelhouse) G998 (right "d" pillar) Heater Hot at all times Hot in run Left outside mirror Nca On lamp On/off momentary defogger switch Rear defogger Rear defogger relay (right i/p, next to blower motor) Right outside mirror Timer Defogger Wiring Diagram, with Manual A/C for Buick Roadmaster Limited 1993 List of elements for Defogger Wiring Diagram, with Manual A/C for Buick Roadmaster Limited 1993: 22 '93 buick sedan & '92 buick All others Fuse 15a Fuse 30a Fuse 7.5a Fuse block (left side of i/p) G200 (left kick panel) G403 (right rear wheelhouse) G998 (right "d" pillar) Heater Hot at all times Hot in run & start Left outside mirror Nca On lamp On/off momentary defogger switch Rear defogger Rear defogger control switch Right outside mirror Timer W/ power mirror W/o power mirror
HORN Horn Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Horn Wiring Diagram for Buick Roadmaster Limited 1993: 15 25a Convenience center (left side of i/p) Fuse 8 Fuse block (left side of i/p) Horn 1 (front lower left side of engine compt) Horn 2 (front lower left side of engine compt) Horn 3 (front lower right side of engine compt) Horn 4 (front lower right side of engine compt) Horn relay Hot at all times Left horn switch Right horn switch Sedan only Slip ring Steering wheel
INTERIOR LIGHTS Courtesy Lamp Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Courtesy Lamp Wiring Diagram for Buick Roadmaster Limited 1993: 37 Courtesy switch Fuse 1 15a Fuse 17 15a Fuse 2 15a G200 (base of left "a" pillar, behind kick panel) G200 (left kick panel) G998 (near cneter of right "d" pillar) G999 (near cneter of left "d" pillar) Headlamp switch illumination Hot at all times Hot in run, bulb test or start I/p compart- ment lamp I/p dimmer switch I/p fuse block (left side of i/p) Inside rear view mirror Interior lights control Keyless entry receiver Left front door jamb switch Left i/p courtesy lamp Left rear courtesy/ reading lamp (wagon) Left rear door jamb switch Left roof rail courtesy Left vanity mirror Lfft front door courtesy lamp Lfft rear door courtesy lamp Luggage compart- ment lamp Nca Right front door courtesy lamp Right front door jamb switch Right i/p courtesy lamp Right rear courtesy/ reading lamp (wagon) Right rear door courtesy lamp Right rear door jamb switch Right roof rail courtesy Right vanity mirror Tailgate ajar switch (wagon) Underhood lamp Instrument Illumination Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Instrument Illumination Wiring Diagram for Buick Roadmaster Limited 1993: 26 Accessory switch panel (wagon) Ashtray Audio alarm module Auto headlamp or drl control module Base C2 h Convenience center (left side of ip) Courtesy lamps circuit Courtesy switch Dim display signal Electronic a/c control assembly Fuse 5 7.5a G200 (left kick panel) Head Headlight switch Heater and a/c control Hot at all times I/p fuse block (left side of i/p) Instrument cluster Instrument panel lamp dimmer Lights on signal Master power window switch Off Park Radio W/ drl or twilight sentinel
POWER ANTENNA Power Antenna Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Power Antenna Wiring Diagram for Buick Roadmaster Limited 1993: 15 Antenna Antenna coaxial cable Down Down switch Fuse 1 15 amp Fuse 9 10 amp Fuse block:i/p G200 (behind left kick pad) Hot at all times Hot in run Pnk Radio Radio power antenna motor Radio power antenna relay Up switch
POWER DOOR LOCKS Keyless Entry Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Keyless Entry Wiring Diagram for Buick Roadmaster Limited 1993: 38 Buick only Buick sedan Buick wagon Chevy only Circuit breaker a 30a Exterior lights system F f Fuse 15a Fuse 17 15a (buick) Fuse 6 20a (chevy) Fuse block (left side of i/p) G200 (left kick panel) Hot at all times Hot in run Hot in run, bulb test, or start Interior lights system Keyless entry programming connector (left rear of trunk, sedan) (on left "d" pillar, wagon) Keyless entry receiver (above left rear wheelhouse, wagon) (front of trunk, on rear shelf, sedan) Left front door lock motor Left front door lock switch Left rear door lock motor Lock Lock relay Power door lock relay (behind left kick panel) Right front door lock motor Right front door lock switch Right rear door lock motor Sedan only Shift interlock system Tail- gate lock motor Tan Transmission position switch (on steering column) Trunk, tailgate, fuel doors system Trunk, tailgate, fuel doors system (buick sedan only) Un- lock Unlock relay W/ power seats only Wagon only Power Door Locks Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Power Door Locks Wiring Diagram for Buick Roadmaster Limited 1993: 22 Circuit breaker a 30a Except Fuse 15a Fuse block (left side of i/p) G200 (left kick panel) Hot at all times Left front door lock motor Left front door lock switch Left rear door lock motor Lock Lock relay Power door lock relay (behind left kick panel) Right front door lock motor Right front door lock switch Right rear door lock motor Tail- gate lock motor Tan Tan a Tan b Un- lock Unlock relay Wagon only Power Tailgate Lock Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Power Tailgate Lock Wiring Diagram for Buick Roadmaster Limited 1993: 18 1992 olds and 1993 buick only Accessory switch panel Circuit breaker a 30a D c2 Except Fuse 15a Fuse block (left side of i/p) G200 (left kick panel) Hot at all times Lock Lock relay Rear glass release/ tailgate lock switch Tailgate lock motor Tailgate lock relay (left kick panel) Tan Trunk, tailgate, fuel doors system (rear glass release relay) Unlock Unlock relay
POWER MIRRORS Power Mirror Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Power Mirror Wiring Diagram for Buick Roadmaster Limited 1993: 31 (left kick panel) A nca Ambient light sensor (winshield side) Automatic day/ night mirror Down Fuse 1 15a Fuse 17 15a Fuse 18 15a G200 G200 (left kick panel) Ground Headlamp sensor (mirror side) Hot at all times Hot in run, bulb test or start I/p fuse block Indicator control Left Left outside mirror Left/right motor Mirror position switch Mirror select switch Mirror switch Nca Off On indicator Outside mirror switch Reset to daytime high reflectivity in reverse Right Right outside mirror Transaxle position switch (on lower steering column) Up/down motor
POWER SEATS 6-Way Power Seat Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for 6-Way Power Seat Wiring Diagram for Buick Roadmaster Limited 1993: 25 (base of 1995 vftc c 30a Back Breaker a Circuit Down Entire seat Front height Front height motor Fuse block Fwd Fwd/ back motor G900 (base of G901 Hot at all times Left "a" pillar) Left front seat Left seat switch Rear height Rear height motor Right "a" pillar) Right front seat Right seat switch Tan Lumbar Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Lumbar Wiring Diagram for Buick Roadmaster Limited 1993: 34 passenger seat lumbar in-line fuse 10a (below left front seat) (below right front seat) 30a Circuit breaker a Control manifold (below right seat) Deflate Deflate relay Driver seat Driver seat back lumbar support switches Driver seat lumbar in-line fuse 10a Driver seat pneumatic control manifold (below left front seat) Fuse block G200 (left kick panel) Hot at all times Inflate Inflate relay Lower Lower lumbar bladder Lower lumbar solenoid valve Middle Middle lumbar bladder Middle lumbar solenoid valve Passenger seat Passenger seat back lumbar support switches Pneumatic Power seat pneumatic control module (below right front seat) Pressure vacuum Pump assembly (below right front seat) Pump cutoff relay (solid state) Sensor switch Upper Upper lumbar bladder Upper lumbar solenoid valve Recliner Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Recliner Wiring Diagram for Buick Roadmaster Limited 1993: 17 (with 30a Circuit breaker a Fuse block Fwd G300 (below left front seat) Hot at all times In-line fuse Left lumbar/ recliner switch assembly Left recliner switch Left seat recliner motor Lumbar support) Recline Right recliner switch Right seat recliner motor To left To right lumbar in-line fuse
POWER WINDOWS Power Window Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Power Window Wiring Diagram for Buick Roadmaster Limited 1993: 17 Circuit breaker c 30a Express down module Fuse block G200 (base of left "a" pillar, behind left kickpad) Hot in run Interior lights system Left front window motor Left rear window motor Left rear window switch Master power window switch assembly Pnk Right front window motor Right front window switch Right rear window motor Right rear window switch Tan Window lockout switch (left front door armrest)
RADIO Radio Wiring Diagrams, without Delco Bose for Buick Roadmaster Limited 1993 List of elements for Radio Wiring Diagrams, without Delco Bose for Buick Roadmaster Limited 1993: 33 (behind left kickpad) 1992-93 roadmaster, custom cruiser A/c system Antenna Antenna input Coaxial cable Dim signal Fuse block Fuse 2 15a Fuse 9 10a G200 Ground Hot at all times Hot in acc or run Interior lights system Left front speaker Left rear speaker Lt front spkr Lt rear spkr Memory power Nca On output Panel light Pnk Power antenna system Power input Radio Right front speaker Right rear speaker Rt front spkr Rt rear spkr Tan Vf pwm input
STARTING/CHARGING Charging Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Charging Wiring Diagram for Buick Roadmaster Limited 1993: 16 (left side of i/p) Alternator Bat Battery Bulb test or start Charge indicator Fuse 17 15a Fuse 6 20a Fuse block G101 (right front fender) G119 (front of right cylinder head) Hot in run Hot in run, Instrument cluster Multi-function chime module (with reminder package, olds only) (mounted to left side of i/p carrier) Pnk/ (buick, olds 1991) Starting Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Starting Wiring Diagram for Buick Roadmaster Limited 1993: 16 (front of right cylinder head) Accy Battery Battery j/b (engine com- partment, mounted to right wheel- house) Bulb test Fusible link a (14 ga-rust) G101 (right front fender) G119 Ignition switch Lock Off Red Run Start Starter motor Starter solenoid
TRUNK, TAILGATE, FUEL DOOR Rear Glass Release Wiring Diagram, with Power Door Locks for Buick Roadmaster Limited 1993 List of elements for Rear Glass Release Wiring Diagram, with Power Door Locks for Buick Roadmaster Limited 1993: 14 Accessory switch panel (left i/p) Convenience center Fuse 1 15a Fuse block G200 (left kickpad) Hot at all times Keyless entry receiver (buick and olds only) Park/ neutral position switch (on steering column) Rear glass interlock/ push button switch Rear glass release relay Rear glass release solenoid Rear glass release switch Tailgate lock sense switch (right tailgate) Unlock Rear Glass Release Wiring Diagram, without Power Door Locks for Buick Roadmaster Limited 1993 List of elements for Rear Glass Release Wiring Diagram, without Power Door Locks for Buick Roadmaster Limited 1993: 16 Accessory switch panel (left i/p) Circuit isolation diode Convenience center Door locks system Fuse 1 15a Fuse block G200 (left kickpad) Hot at all times Nca Park/ neutral position switch (on steering column) Rear glass interlock/ push button switch Rear glass release relay Rear glass release solenoid Rear glass release/ tailgate lock switch Tailgate lock sense switch (right tailgate) Unlock Trunk Pull-Down Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Trunk Pull-Down Wiring Diagram for Buick Roadmaster Limited 1993: 10 Fuse 8 25a G200 (left kickpad) Hot at all times I/p fuse block Latched Lid closed Lid open Trunk lid latch switch Trunk lid pull-down actuator (rear of trunk) Unlatched Trunk Release Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Trunk Release Wiring Diagram for Buick Roadmaster Limited 1993: 13 Convenience center Door locks system Fuse 18 15a Fuse 2 15a Fuse block G200 (left kickpad) Hot at all times Hot in run, bulb test or start Transmission position switch Trunk lid release relay Trunk lid release solenoid Trunk lid release switch Trunk security switch
WIPER/WASHER Interval Wiper/Washer Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Interval Wiper/Washer Wiring Diagram for Buick Roadmaster Limited 1993: 20 Cover assembly Fuse 10 25a Fuse block G125 (front of engine) Hot in accy or run Mechanical arm Mist Nca Off Park switch Pnk Pulse Pulse delay Red Timer Washer pump motor Washer switch Wiper motor module Wiper switch Wiper/ washer switch Rear Wiper/Washer Wiring Diagram for Buick Roadmaster Limited 1993 List of elements for Rear Wiper/Washer Wiring Diagram for Buick Roadmaster Limited 1993: 17 (1991) (1992-93) Fuse 15a Fuse block G200 (at left kick panel) G998 (center of right d pillar) Hot at all times Hot at all times hot in accy or run Off Park Rear glass interlock/ push button switch Rear window washer pump motor Rear window wiper/ washer switch Rear wiper motor module Run Wash Wipe
