Auto Parts Search


      Over 40 million used auto parts online. Shop online for auto and truck parts and save up to 75%

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!
Help me findSearch
Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 Buick Regal car and truck repair procedures including Buick engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your 1990 Buick Regal automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

We have info for following modifications of 1990 Buick Regal

  • 1990 Buick Regal Custom 3.1 V6 GAS, CID:189, Fuel Injection, Aspiration:189, Engine VIN:, Desg:T
  • 1990 Buick Regal Custom 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:L
  • 1990 Buick Regal Limited 3.1 V6 GAS, CID:189, Fuel Injection, Aspiration:189, Engine VIN:, Desg:T
  • 1990 Buick Regal Limited 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:L

WIRING DIAGRAMS FOR 1990 Buick Regal AUTOMOBILES

OEM drawn wiring diagrams for most 1990 Buick Regal cars and light trucks sold in the U.S.

1990 Buick Regal Custom 3.8 V6 GAS Wiring Diagram1990 Buick Regal Custom 3.8 V6 GAS Wiring Diagram

Components on diagram:
  • Solenoid Box
  • Heater And A/C Control Assembly
  • Passenger Temperature Control
  • Passenger Temperature Valve Motor
  • 1990 Buick Regal Limited 3.8 V6 GAS Wiring Diagram1990 Buick Regal Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Fuel Tank Unit
  • Instrument Cluster
  • Cruise Control Module
  • Transaxle Position Switch
  • Passive Restraint Control Module
  • 1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Light Switch
  • Fasten Belts Indicator
  • Chime Module
  • Ignition Key Warning Switch
  • LH Door Jamb Switch
  • 1990 Buick Regal Limited 3.8 V6 GAS Wiring Diagram1990 Buick Regal Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Turn Hazard Switch Assembly
  • Brake Switch
  • High Level Stop Light
  • Light Switch
  • Hazard Flasher
  • 1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Horn Relay
  • Horn
  • Horn Switch
  • 1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Light Switch
  • Daytime Running Lights Module
  • 1990 Buick Regal Limited 3.1 V6 GAS Wiring Diagram1990 Buick Regal Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Passive Restraint Control Module
  • Electronic Control Module
  • Key Cylinder Light
  • Driver's Door Latch Switch
  • Passenger Door Latch Switch
  • 1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Light Switch
  • Foglight Relay
  • 1990 Buick Regal Limited 3.1 V6 GAS Wiring Diagram1990 Buick Regal Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Rear Defogger Timer Relay
  • Rear Defogger
  • Heater And A/C Control Assembly
  • 1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram1990 Buick Regal Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Turn Signal Switch
  • Cancel Cam Assembly
  • Switch And Electronics Module
  • CLICK HERE TO GET FULL ACCESS TO 1990 Buick Regal WIRING DIAGRAMS!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 1996 Buick Regal Hood1996 Buick Regal Hood, A high quality, direct fit OE replacement hood..

    Source: Auto Body Parts Store

    $200.05

    Click here to view more details about 1990 Buick Regal Grille Assembly1990 Buick Regal Grille Assembly, With billet grille insert; A high quality, direct fit OE replacement grille assembly..

    Source: Auto Body Parts Store

    $37.57

    Click here to view more details2012 Buick Regal 20" X 8.5" Alloy Wheel, ALLOY WHEEL, 20 X 8.5, 5 STUDS/LUGS, 120MM BOLT DIA, 5 Y SPOKES, ALL POLISHED, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $343.68

    Click here to view more details1995 Buick Regal Custom V6, 3.8 L, 231 CID Rebuilt Engine, FWD, 3800, LN3, balance shaft, roller cam, no vent hole left intake side head., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,802.00

    Click here to view more details1995 Buick Regal Used Ignition Switch W/Key, Without floor console, Very Good.

    Source: Used Auto Parts Store

    $65.00

    Click here to view more details2004 Buick Regal Used Exhaust Manifold, 3.8L, L. (Fr), Very Good.

    Source: Used Auto Parts Store

    $96.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 1990 Buick Regal vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    GOT A WEBSITE?Make money with Automotix

    Make money with Automotix Partner Program.

    Learn more

    Auto Repair Quick Search
    Help me find