2003 Buick Regal Component Locations (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 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 2003 Buick Regal automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Buick Regal

  • 2003 Buick Regal GS 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:1
  • 2003 Buick Regal LS 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K

COMPONENT LOCATION DIAGRAMS FOR 2003 Buick Regal AUTOMOBILES

Component location diagrams for most 2003 Buick Regal cars and light trucks sold in the U.S. from 1990+.

Top Front Of Engine Diagram for 2003 Buick Regal LS 3.8 V6 GASTop Front Of Engine Diagram for 2003 Buick Regal LS 3.8 V6 GAS

Components on diagram:
  • Supercharger Boost Control Solenoid
  • Connector C-126
  • Underhood Accessory Wiring Junction Block Diagram for 2003 Buick Regal LS 3.8 V6 GASUnderhood Accessory Wiring Junction Block Diagram for 2003 Buick Regal LS 3.8 V6 GAS

    Components on diagram:
  • Instrument Panel
  • Engine
  • Connector C-5
  • Connector C-1
  • Connector C-2
  • Left Front Of Vehicle Forward Lamp To Headlamp Diagram for 2003 Buick Regal GS 3.8 V6 GASLeft Front Of Vehicle Forward Lamp To Headlamp Diagram for 2003 Buick Regal GS 3.8 V6 GAS

    Components on diagram:
  • Headlamp Assembly
  • Headlamp Assembly Connector
  • Left Rear Of Vehicle Diagram for 2003 Buick Regal LS 3.8 V6 GASLeft Rear Of Vehicle Diagram for 2003 Buick Regal LS 3.8 V6 GAS

    Components on diagram:
  • Connector C-402
  • Connector C-401
  • Grommet P-401
  • Grommet P-402
  • Stop Lamp Applique
  • Antenna Cable Diagram for 2003 Buick Regal GS 3.8 V6 GASAntenna Cable Diagram for 2003 Buick Regal GS 3.8 V6 GAS

    Components on diagram:
  • Radio
  • Connector C-290
  • Left Front Door Diagram for 2003 Buick Regal LS 3.8 V6 GASLeft Front Door Diagram for 2003 Buick Regal LS 3.8 V6 GAS

    Components on diagram:
  • Door Courtesy Lamp
  • Door Courtesy Lamp Connector
  • Radio Front Door Speaker Connector
  • Radio Front Door Speaker
  • Below Left Side Of IP Diagram for 2003 Buick Regal LS 3.8 V6 GASBelow Left Side Of IP Diagram for 2003 Buick Regal LS 3.8 V6 GAS

    Components on diagram:
  • Turn Signal/Hazard Flasher Module
  • Backup Lamp Relay
  • Body Control Module (BCM)
  • I/P Courtesy Lamp
  • Connector C-1
  • Left Side Of Rear Window Diagram for 2003 Buick Regal GS 3.8 V6 GASLeft Side Of Rear Window Diagram for 2003 Buick Regal GS 3.8 V6 GAS

    Components on diagram:
  • RF Filter
  • Body Wiring Harness
  • Connector C-1
  • Connector C-3
  • Rear Window Defogger Grid Connector
  • Center Of Left Front Door Trim Panel Diagram for 2003 Buick Regal GS 3.8 V6 GASCenter Of Left Front Door Trim Panel Diagram for 2003 Buick Regal GS 3.8 V6 GAS

    Components on diagram:
  • Window Master Switch
  • Outside Remote Control Rearview Mirror Switch
  • Outside Remote Rearview Mirror Connector
  • Window Switch Connector
  • Inside Left Door Diagram for 2003 Buick Regal LS 3.8 V6 GASInside Left Door Diagram for 2003 Buick Regal LS 3.8 V6 GAS

    Components on diagram:
  • Connector C-1
  • Connector C-2
  • Door Lock Actuator Motor
  • Door Lock Ajar Indicator Switch
  • CLICK HERE TO GET FULL ACCESS TO 2003 Buick Regal PARTS/COMPONENTS LOCATION DIAGRAMS!

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

    Click here to view more details about 1994 Buick Regal Engine Harmonic Balancer1994 Buick Regal Engine Harmonic Balancer, A high quality, direct fit OE replacement harmonic balancer; With limited lifetime warranty..

    Source: Auto Body Parts Store

    $32.36

    Click here to view more details2004 Buick Regal Brake Light Switch, Blade type; 6-prong male terminal; A high quality, direct fit OE replacement brake light switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $5.59

    Click here to view more details1977 Buick Regal 25-Piece Box OF Head Light Adjusting Springs, 25-Piece Box OF Head Light Adjusting Springs, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $7.50

    Click here to view more details2003 Buick Regal LS V6, 3.8 L, 231 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,842.00

    Click here to view more details2012 Buick Regal Used Bumper Cover, Front, BMC, NEW OEM, 22741024-P, PRIMED, Without FOG LAMPS (GS), Very Good.

    Source: Used Auto Parts Store

    $470.00

    Click here to view more details2013 Buick Regal Used A/C Compressor, 2.0, AUTO, FWD 2.0L, Very Good.

    Source: Used Auto Parts Store

    $199.00
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