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 Reatta 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 Reatta automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

COMPONENT LOCATION DIAGRAMS FOR 1990 Buick Reatta AUTOMOBILES

Component location diagrams for most 1990 Buick Reatta cars and light trucks sold in the U.S. from 1990+.

Underside Of Tonneau Cover  Diagram for 1990 Buick Reatta  3.8 V6 GASUnderside Of Tonneau Cover Diagram for 1990 Buick Reatta 3.8 V6 GAS

Components on diagram:
  • Connector C420
  • Connector C421
  • Splice S438
  • Bow Motor
  • Rear RH Wheelhouse  Diagram for 1990 Buick Reatta  3.8 V6 GASRear RH Wheelhouse Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Micro-Relay Center
  • Bottom Of Trunk Lid  Diagram for 1990 Buick Reatta  3.8 V6 GASBottom Of Trunk Lid Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Trunk Lid Release Solenoid
  • Splice S406
  • Connector C400
  • Connector C412
  • Splice S408
  • Behind LH Side Of I/P  Diagram for 1990 Buick Reatta  3.8 V6 GASBehind LH Side Of I/P Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Theft Deterrent Module
  • Theft Deterrent Relay
  • Starter Enable Relay
  • Resistor Module
  • Splice S221
  • PASS Key Decoder Module Location  Diagram for 1990 Buick Reatta  3.8 V6 GASPASS Key Decoder Module Location Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Theft Deterrent Module
  • PASS Key Decoder Module
  • Center Front Of Dash  Diagram for 1990 Buick Reatta  3.8 V6 GASCenter Front Of Dash Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Idle Air Control Motor
  • Coolant Temperature Sensor
  • Headlight Door Module
  • RH Front Of Engine Compartment  Diagram for 1990 Buick Reatta  3.8 V6 GASRH Front Of Engine Compartment Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Ground G100
  • Ground G102
  • Fusible Link C
  • Fusible Link G
  • Fusible Link A
  • Behind Center Of I/P  Diagram for 1990 Buick Reatta  3.8 V6 GASBehind Center Of I/P Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Outside Air Valve Vacuum Actuator
  • Upper Mode Valve Vacuum Actuator
  • Lower Mode Valve Vacuum Actuator
  • Vacuum Delay Porous Plug
  • RH Front Of Engine  Diagram for 1990 Buick Reatta  3.8 V6 GASRH Front Of Engine Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Vehicle Speed Sensor
  • Oxygen Sensor
  • Detonation Sensor
  • Camshaft Sensor
  • Idle Speed Power Steering Pressure Switch
  • Engine Compartment Component Locations  Diagram for 1990 Buick Reatta  3.8 V6 GASEngine Compartment Component Locations Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Vehicle Speed Sensor
  • Throttle Position Sensor
  • Oxygen Sensor
  • Detonation Sensor
  • Power Steering Pressure Switch
  • CLICK HERE TO GET FULL ACCESS TO 1990 Buick Reatta PARTS/COMPONENTS LOCATION DIAGRAMS!

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

    Click here to view more details1989 Buick Reatta Fuel Pump, 40 gallons per hour; 12 volts; Rollervane type; A high quality, direct fit OE replacement fuel pump; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $89.68

    Click here to view more details1990 Buick Reatta Neutral Safety Switch, Blade type; 7-prong male terminal; A high quality, OE replacement neutral safety switch; With 1-year limited TruckEFX warranty..

    Source: Auto Body Parts Store

    $30.51

    Click here to view more details1991 Buick Reatta 15" x 4" Steel Wheel, Steel Wheel; 15 X 4; Spare; 5 Lug; 115MM BP; Ident TE; Black, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $69.50

    Click here to view more details1991 Buick Reatta V6, 3.8 L, 231 CID Rebuilt Engine, FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,802.00

    Click here to view more details1990 Buick Reatta Used Suspension Cross Member/Subframe, 3.8, AUTO, FWD Rear, Very Good.

    Source: Used Auto Parts Store

    $279.00

    Click here to view more details1989 Buick Reatta Used Starter, 3.8, AUTO, FWD, Very Good.

    Source: Used Auto Parts Store

    $87.00
    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 Reatta 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