Diagram sections — 12 (24 total)
COOLING FAN DEFOGGERS HORN POWER ANTENNA POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO STARTING/CHARGING TRUNK, TAILGATE, FUEL DOOR WIPER/WASHER
COOLING FAN Cooling Fan Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Cooling Fan Wiring Diagram for Pontiac Bonneville SE 1991: 33 (behind right side of i/p) powertrain control module A/c coolant fan pressure switch (right rear of radiator) A/c on in Air conditioning system Auxiliary coolant fan motor Auxiliary coolant fan relay (left side of engine compt) B10 Coolant fan motor Coolant fan resistor (front of engine compt) Data link connector Diagnostic test Engine coolant temperature sensor (left side Fuse 40a Fuse 5a G100 (left front of engine compt) G201 (right side of i/p) Hi speed and aux relay ctrl High speed coolant fan relay (left side of engine compt) Hot at all times Hot in run I/p fuse block Left underhood fuse block Lo speed relay ctrl Low speed coolant fan relay (left side of engine compt) Nca Of engine) Red Sensor gnd Temp sensor in Vehicle speed sensor Vss gnd Vss in W/ heavy duty cooling system
DEFOGGERS Defogger Wiring Diagram, C60 & C68 with LE & SE MODELS for Pontiac Bonneville SE 1991 List of elements for Defogger Wiring Diagram, C60 & C68 with LE & SE MODELS for Pontiac Bonneville SE 1991: 22 (1991) (1990) A/c control head Circuit breaker 23 circuit breaker 24 30a Fuse 7 25a Fuse block (left side of i/p) G200 (left kick panel) Heater & a/c control assembly Hot at all times Hot in run J/c c321 (center of left front door sill) J/c c328 (center of right front door sill) Le & se w/ electronic a/c Manual a/c Nca On ind Rear defogger Rear defogger capacitor Rear defogger control Rear defogger relay (relay center) Rear defogger switch Tan Timer relay Defogger Wiring Diagram, C68 with SSE MODEL for Pontiac Bonneville SE 1991 List of elements for Defogger Wiring Diagram, C68 with SSE MODEL for Pontiac Bonneville SE 1991: 22 Circuit breaker 23 30a Defogger on input Electronic compass module (front of luggage compartment) Fuse 10a Fuse 7 15a G119 (right front of engine, on end cylinder head) G200 (at left shroud) G203 (at right shroud) Ground Heater & a/c control assembly Hot at all times Hot in run I/p fuse block (left side of i/p, behind trim panel) Left heated mirror Nca Rear defogger Rear defogger capacitor (behind right side of rear seat, above wheelwell) Rear defogger control Rear defogger relay (in relay center, right side of i/p) Relay center (right side of i/p) Right heated mirror Tan
HORN Horn Wiring Diagram, LE & SE for Pontiac Bonneville SE 1991 List of elements for Horn Wiring Diagram, LE & SE for Pontiac Bonneville SE 1991: 18 20a 60a Cancel cam assembly Fuse 11 Fuse 7 Horn relay Horn switch Hot at all times I/p fuse block (left side of i/p) Left horn (left side of engine compt) Red Relay center (right side of i/p) Right horn (right side of engine compt) Right underhood fuse block (center rear of engine compt) Slip ring Spring loaded contact Steering wheel Turn/hazard switch assembly Horn Wiring Diagram, SSE with Theft Deterrent for Pontiac Bonneville SE 1991 List of elements for Horn Wiring Diagram, SSE with Theft Deterrent for Pontiac Bonneville SE 1991: 19 15a 25a Cancel cam assembly Fuse 3 Fuse 4 Horn relay Horn switch Hot at all times In-line fuse a 25a (left side of i/p) Left horn (left side of engine compt) Red Relay center (right side of i/p) Right horn (right side of engine compt) Slip ring Spring loaded contact Steering wheel Theft deterrent controller (behind left side of i/p) Theft deterrent relay (left side of i/p) Turn/hazard switch assembly Horn Wiring Diagram, SSE without Theft Deterrent for Pontiac Bonneville SE 1991 List of elements for Horn Wiring Diagram, SSE without Theft Deterrent for Pontiac Bonneville SE 1991: 16 15a 25a Cancel cam assembly Fuse 3 Fuse 4 Horn relay Horn switch Hot at all times Left horn (left side of engine compt) Red Relay center (right side of i/p) Right horn (right side of engine compt) Slip ring Spring loaded contact Steering wheel Turn/hazard switch assembly
POWER ANTENNA Power Antenna Wiring Diagram, LE & SE for Pontiac Bonneville SE 1991 List of elements for Power Antenna Wiring Diagram, LE & SE for Pontiac Bonneville SE 1991: 20 10a 20a Antenna coax lead Antenna mast Antenna motor Antenna relay (right rear wheelhouse) Down Down switch Fuse 11 Fuse 4 Fuse block (left side of i/p, behind access door) G200 (at left shroud) G203 (at right shroud) Hot at all times Hot in run, acc, or during retained accy power Nca Off Pnk Radio Up switch Power Antenna Wiring Diagram, SSE for Pontiac Bonneville SE 1991 List of elements for Power Antenna Wiring Diagram, SSE for Pontiac Bonneville SE 1991: 23 10a 15a Antenna coax lead Antenna mast Antenna motor Antenna relay (right rear wheelhouse) Down Down switch Fuse 3 Fuse 4 Fuse block (left side of i/p, behind access door) G200 (at left shroud) G203 (at right shroud) Hot at all times Hot in run, acc, or during retained accy power Nca Off Pnk Radio Red Relay center Sound system Up switch
POWER DOOR LOCKS Power Door Locks Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Power Door Locks Wiring Diagram for Pontiac Bonneville SE 1991: 28 (1990) (1991) (buick) (pontiac) 4 door only Circuit breaker 30a Door lock relay assembly (behind right side of i/p) Except pontiac Fuse 20a Fuse block (left side of i/p) G201 (under right end of i/p) Hot at all times J/c c305 j/c c330 (right front door sill) J/c c308 j/c c328 (right front door sill) J/c c326 j/c c307 (left front door sill) J/c c336 j/c c308 (right front door sill) Keyless entry module Left front door lock motor Left front door lock switch Left rear door lock motor Lock Lock relay Right front door lock motor Right front door lock switch Right rear door lock motor Tan Un- lock Unlock relay W/ rke W/o rke Remote/Keyless Entry Wiring Diagram, LE & SE for Pontiac Bonneville SE 1991 List of elements for Remote/Keyless Entry Wiring Diagram, LE & SE for Pontiac Bonneville SE 1991: 42 (1991) (1990) Battery Circuit breaker 30a Door lock relay assembly (behind right side of i/p) Fuse 15a Fuse 20a Fuse block (left side of i/p) G201 (under right end of i/p) G202 (under left end of i/p) Ground Headlights system (w/ drl) Hot at all times Hot in run, bulb test or start Ignition Illum entry control Interior lights system (illuminated entry timer) J/c c307 (left front door sill) J/c c308 (right front door sill) J/c c328 (right front door sill) J/c c330 (right front door sill) Keyless entry module (behind right side of i/p) Keyless entry programmer connector (right center of i/p) Left front door lock motor Left front door lock switch Left frt dr unlock Left rear door lock motor Lock Lock output Lock relay Only Park input Program input Right front door lock motor Right front door lock switch Right rear door lock motor Tan Transaxle position switch (on transaxle) Trunk release Trunk, tailgate, fuel door release system (luggage compt lid release solenoid) Unlock Unlock output Unlock relay Remote/Keyless Entry Wiring Diagram, SSE for Pontiac Bonneville SE 1991 List of elements for Remote/Keyless Entry Wiring Diagram, SSE for Pontiac Bonneville SE 1991: 64 (left side of i/p) keyless entry diode (right side of i/p) relay center Anti-theft system (theft deterrent controller) Battery Circuit breaker 23 30a Door jamb switches Door lock relay assembly (behind right side of i/p) Dr lk cyl operation Fuel door lock motor Fuel door lock relay assembly (behind right side of i/p) Fuse 15a Fuse 20a Fuse block (left side of i/p) G201 (under right end of i/p) G202 (under left end of i/p) Ground Head- lights system Hot at all times Hot in run, bulb test or start Ignition Illum entry control Interior lights system (illuminated entry timer) J/c c308 (right front door sill) J/c c312 (left front door sill) J/c c328 (right front door sill) J/c c330 (right front door sill) Key lock Keyless entry module (behind right side of i/p) Keyless entry programmer connector (right center of i/p) Left door lock cylinder switch Left front door jamb switch Left front door lock motor Left front door lock switch Left frt dr unlock Left rear door jamb switch Left rear door lock motor Lock Lock output Lock relay Nca Only Park input Pnk Program input Red Relay center (right side of i/p) Right door lock cylinder switch Right front door jamb switch Right front door lock motor Right front door lock switch Right rear door jamb switch Right rear door lock motor Shift interlock system Tan Theft deterrent controller Theft deterrent diode (left side of i/p) Transaxle position switch Trunk release Trunk, tailgate, fuel door release system (luggage compt lid release solenoid) Un- lock Unlock Unlock output Unlock relay W/ anti- theft only
POWER MIRRORS Power Mirror Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Power Mirror Wiring Diagram for Pontiac Bonneville SE 1991: 16 (le & se) (sse) Drive unit Fuse 20a 15a Fuse block (left side of i/p, behind trim panel) G200 (at left shroud) Hot at all times J/c c307 (at left front door sill) Left outside mirror Left- right m Mirror position switch Mirror select switch Motor Nca Outside mirror switch Right outside mirror Up- down m
POWER SEATS 6-Way Power Seat Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for 6-Way Power Seat Wiring Diagram for Pontiac Bonneville SE 1991: 22 (1990) (1991) 30a Back C 1995 vftc Circuit breaker Down Entire seat For- ward Forward/ back motor Front height Front height motor Fuse block G200 (left kick panel) G203 (right kick panel) Hot at all times J/c c328 (right front door sill) Left seat switch Rear height Rear height motor Right seat switch Tan Sport Seats Wiring Diagram (1 of 2) for Pontiac Bonneville SE 1991 List of elements for Sport Seats Wiring Diagram (1 of 2) for Pontiac Bonneville SE 1991: 44 (under driver's seat) Air pump Back input Bat Battery C351 C352 C353 C354 Circuit breaker 23 30a Console switch input Deflate relay Forward input Forward/back motor Front tilt down input Front tilt motor Front tilt up input Fuse block G200 (left kick panel) Ground Hot at all times Inflate relay J/c c328 (right front door sill) Left forward/ back motor Left front seat Left front tilt motor Left rear tilt motor Left recliner motor Left select input Lumbar control module Motor return Nca Pnk Rear tilt down input Rear tilt motor Rear tilt up input Recline back input Recline up input Recliner motor Right front seat Right select input Seat air pump assembly Seat control module (under driver's seat) Tan Sport Seats Wiring Diagram (2 of 2) for Pontiac Bonneville SE 1991 List of elements for Sport Seats Wiring Diagram (2 of 2) for Pontiac Bonneville SE 1991: 34 Back Console seat switch Def Entire seat up/down F c2 For Forward/ back Front tilt Fuse 15a G200 (left kick panel) Head- rest Headrest Hot at all times Inf Interior lights system J/c c328 (right front door sill) Left Left seat solenoid/valve assembly Lower lumbar Middle lumbar Nca Nca d Off Panel lamps Pnk Pnk b Rear tilt Recline Red Relay center Right Right seat solenoid/valve assembly Seat select switch Upper lumbar
POWER WINDOWS Power Window Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Power Window Wiring Diagram for Pontiac Bonneville SE 1991: 30 (1990 le & se) (1990 sse & 1991) Battery input C312 Cb. 23 cb. 24 30a Current sense input Down input Express down window module (in lower front of left front door) G200 (behind left side of i/p, at shroud) Hot in run I/p fuse block Left front window Left front window motor Left master switch assembly Left rear window Left rear window motor Left rear window switch Pnk Power tops system Relay Relay control switch Right front window Right front window motor Right front window switch Right rear window Right rear window motor Right rear window switch Solid state Tan Timer & control unit Up input
RADIO Radio Wiring Diagrams, LE & SE for Pontiac Bonneville SE 1991 List of elements for Radio Wiring Diagrams, LE & SE for Pontiac Bonneville SE 1991: 60 (behind left side of i/p, at shroud) Acc b+ in Acc b+ out Antenna Antenna input Assembly line diagnostic link (aldl) connector (below left side of i/p) Bat Bat power Bat power input Cancel cam (underside of steering wheel, at slip rings) Coaxial cable Data bus Data in Data line Data out Dim signal input Dim signal out w/electronic (c68) a/c only Fuse 11 20a Fuse 4 10a Fuse block (left side of i/p, behind trim panel) G200 (behind i/p, at left shroud) G202 Ground Ground in Ground out Heater and a/c control assembly Hi pass filter Hot at all times Hot in accy or run Htr-a/c and radio control interface module (in steering column) Ignition pwr input Illumination Interior lights system Left front door speaker (w/uw4 or uw6) Left front door tweeter (w/uw4 or uw6) Left front speaker (w/uq8 or uw4) Left rear speaker Lt frt spkr Lt rr spkr Nca On output Panel light Pnk Power antenna system Radio Receivers Red Right front door speaker (w/uw4 or uw6) Right front door tweeter (w/uw4 or uw6) Right front speaker (w/uq8 or uw4) Right rear speaker Rt frt spkr Rt rr spkr Spring loaded Switch and electronic module steering wheel control head (in steering wheel) Tan Transmitters Turn signal switch (top of steering column, below steering wheel) Vcc +5 W/ drl Radio Wiring Diagrams, SSE for Pontiac Bonneville SE 1991 List of elements for Radio Wiring Diagrams, SSE for Pontiac Bonneville SE 1991: 77 (behind i/p, at left shroud) 8 volt output Acc b+ in Acc b+ out Amplifier (under right front seat) Antenna Antenna input Assembly line diagnostic link (aldl) connector (below left side of i/p) Bat Bat power Bat power input Cancel cam (underside of steering wheel, at slip rings) Coaxial cable Data bus Data in Data line Data out Dim signal input Dim signal out w/electronic (c68) a/c only Fuse 11 20a Fuse 4 10a Fuse block (left side of i/p, behind trim panel) G203 (behind i/p, at right shroud) Gain control switch Gain input Ground Ground in Ground out Heater and a/c control assembly Hi pass filter Hot at all times Hot in accy or run Htr-a/c and radio control interface module (in steering column) Ignition pwr input Illumination Interior lights system Left door speaker tweeter Left door speaker woofer Left rear speaker tweeter Left rear speaker woofer Lt frt in (+) Lt frt in (-) Lt frt spkr Lt rear in (+) Lt rear in (-) Lt rr spkr Max Min Mute input Nca On input On output Panel light Pnk Power antenna system Radio Receivers Red Right door speaker tweeter Right door speaker woofer Right rear speaker tweeter Right rear speaker woofer Rt frt in (+) Rt frt in (-) Rt frt spkr Rt rear in (+) Rt rear in (-) Rt rr spkr Spring loaded Switch and electronic module steering wheel control head Tan Transmitters Turn signal switch Vcc +5 W/ drl Woofer out (+) Woofer out (-)
STARTING/CHARGING Charging Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Charging Wiring Diagram for Pontiac Bonneville SE 1991: 19 (1990 le & se) (1990 sse, 1991) (behind i/p, left of steering column) Alternator B16 c1 B2 c2 Bat Battery Bulb test or start Fuse 15a Fuse 20a G119 (right front of engine) Hot in run, I/p fuse block Instrument cluster Relay center (behind right side of i/p, near shroud) Volts indicator W/ uw1 W/o uw1 - 1990 w/o uw1 & sse - 1991 Starting Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Starting Wiring Diagram for Pontiac Bonneville SE 1991: 23 Accy Battery Bulb test Fuse 60a G119 (right front of engine) Ignition switch Left underhood fuse block (center rear of engine compartment, right of vacuum tank) Lock Off Pnk Red Right underhood fuse block (center rear of engine compartment, front of dash) Run Start Starter enable relay (behind left side of i/p, above i/p fuse block) Starter interrupt relay control Starter motor Starter solenoid Theft deterrent controller (behind left side of i/p, above accele- rator pedal) Transaxle position switch (left rear of engine, left side of transaxle) W/ theft deterrent only W/ theft deterrent system W/o theft deterrent system
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Trunk & Fuel Door Release Wiring Diagram for Pontiac Bonneville SE 1991: 12 Door locks system Fuel door release solenoid Fuel door release switch Fuse 20a Fuse block (left side behind trim panel) Fuse block (left side of i/p, behind trim panel) Hot in run, bulb test or start Le & se Luggage compartment lid release solenoid Luggage compartment lid release switch Pnk Sse
WIPER/WASHER 2-Speed Wiper/Washer Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for 2-Speed Wiper/Washer Wiring Diagram for Pontiac Bonneville SE 1991: 16 Cover assembly Fuse 5 25a Fuse block G100 (front of left front fender) Hot in accy or run Mechanical arm Mist Off Park switch Pnk Red Washer pump motor Washer switch Wiper motor module Wiper switch Wiper/ washer switch Headlamp Washer Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Headlamp Washer Wiring Diagram for Pontiac Bonneville SE 1991: 18 (left front of eng compt) g101 Circuit breaker 23 30a Control Fuse block G200 (at left kick panel) Ground Head Headlamp switch Headlamp washer module Headlamp washer motor Headlamp washer prime connector Hot at all times Interval wiper/ washer system (wiper motor module) Off Park Red Relay Wash input Interval Wiper/Washer Wiring Diagram for Pontiac Bonneville SE 1991 List of elements for Interval Wiper/Washer Wiring Diagram for Pontiac Bonneville SE 1991: 19 (left front of eng compt) g100 Control board Fuse 5 25a Fuse block Hot in accy or run Mechanical arm Mist Off Park switch Pnk Pulse Pulse delay Red Solid state timer Washer pump motor Washer switch Wiper motor module Wiper switch Wiper/ washer switch
