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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!
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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
  • 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
  • LH Side Of Trunk Compartment  Diagram for 1990 Buick Reatta  3.8 V6 GASLH Side Of Trunk Compartment Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Fuel Door Release Solenoid
  • Front Center Of Engine Compartment  Diagram for 1990 Buick Reatta  3.8 V6 GASFront Center Of Engine Compartment Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Forward Discriminating Sensor
  • Front Center Of Luggage Compartment  Diagram for 1990 Buick Reatta  3.8 V6 GASFront Center Of Luggage Compartment Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Transceiver
  • LH Front Of Engine Compartment  Diagram for 1990 Buick Reatta  3.8 V6 GASLH Front Of Engine Compartment Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Washer Fluid Level Switch
  • Manifold Air Temperature Sensor
  • Underhood Relay Center
  • Below Steering Column  Diagram for 1990 Buick Reatta  3.8 V6 GASBelow Steering Column Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Brake Switch
  • Vacuum Release Valve
  • ALDL Connector
  • Central Power Supply
  • Connector C217
  • Behind RH Side Of I/P, Near Shroud  Diagram for 1990 Buick Reatta  3.8 V6 GASBehind RH Side Of I/P, Near Shroud Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Electronic Control Module
  • Connector C1
  • Connector C2
  • Connector C3
  • Splice S125
  • Lower Front Of Engine  Diagram for 1990 Buick Reatta  3.8 V6 GASLower Front Of Engine Diagram for 1990 Buick Reatta 3.8 V6 GAS

    Components on diagram:
  • Starter Solenoid
  • Oil Level Sensor
  • Splice S109
  • Splice S133
  • Splice S102
  • 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
  • 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 details about 1991 Buick Reatta Mirror Glass, Driver Side1991 Buick Reatta Mirror Glass, Driver Side, 6-1/2 in. diagonally; Convex glass; A high quality, OE replacement mirror glass..

    Source: Auto Body Parts Store

    $5.32

    Click here to view more details1991 Buick Reatta Brake Light Switch, Blade type; 2-prong and 3-prong male terminals; A high quality, direct fit OE replacement brake light switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $11.58

    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 details1991 Buick Reatta Used Engine Computer, Elec Cont Unit (ECU); (6-231, 3.8L), Very Good.

    Source: Used Auto Parts Store

    $89.00

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

    Source: Used Auto Parts Store

    $87.00
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