2003 Buick Regal Electrical Parts
- Light Switches
- Light Relays + Sensors
- Fuses
- Electrical Wiring, Cables & Connectors
- Replacement Gauges
- Power + Heated Seats
- Cruise Control
- Steering Wheel Control Buttons
- Horns
- Power Mirror Switches + Relays
- Door Lock Actuators + Switches
- Sunroof + Convertible Top Motors
- Window Motors + Switches
- Defrosters
- Alternators
- Starters
- Batteries
- A/C Relays, Sensors
- Fuel Sensors & Switches
- Cooling System Switches, Sensors & Relays
- Oxygen Sensors
- Engine Sensors, Relays, Switches & Connectors
- Transmission Solenoids, Sensors, Switches & Control Units
- Starting & Charging Relays, Cables, Connectors
- Brake System Sensors
- Mass Air Flow Sensors
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Dorman®Parking and Turn Signal Light ConnectorBuick Regal 2003, Parking and Turn Signal Light Connector by Dorman®. Package Quantity: 1. Dorman offers a comprehensive line of Turn Signal Light Connectors for a wide range of applications. All Dorman Turn Signal Light Connectors are...No special tools required for installationEasy to install$17.85 - Dorman®OE Solutions™ Door Lock Actuator MotorBuick Regal 2003, OE Solutions™ Door Lock Actuator Motor by Dorman®. Connector Type: Female Connector. Terminals Type: Application Specific Terminals. Material: Plastic. Actuator Only. Restore the ease and convenience of remotely...Direct replacement for a proper fit every timeHigh quality electric motor$30.02 - $30.74
- Dorman®OE Solutions™ Door Lock Actuator MotorsBuick Regal 2003, OE Solutions™ Door Lock Actuator Motors by Dorman®. Connector Type: Oval/Rectangular Female Connector. Terminals Type: 6 Pin Male Terminals. Material: Plastic. Quantity: 1 Pair. Restore the ease and convenience of...Direct replacement for a proper fit every timeHigh quality electric motor$63.68
- ACDelco®Professional™ StarterBuick Regal 1 Engine VIN Character 2003, Professional™ Starter by ACDelco®. Rated Power: 1.7 kW. Rotation: Clockwise. With 11-Tooth Pinion Gear. Voltage: 12V. Thoroughly tested and backed by competitive warranty coverage, Professional...New units are manufactured under the guidelines of ISO Quality Standards to ensure consistent qualityAll components are 100% new to provide improved performance and long-life reliability$136.98 - $161.55
- Cardone Reman®Mass Air Flow SensorBuick Regal 2003, Mass Air Flow Sensor by Cardone Reman®. Cardone Reman Engineered (CSE) Technology ensures that all MAF sensors meet or exceed O.E. form, fit and function. The sensors precisely track O.E. output curves and maintain...On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life$83.42
- ACDelco®GM Original Equipment™ Engine Coolant Temperature SensorBuick Regal 2003, GM Original Equipment™ Engine Coolant Temperature Sensor by ACDelco®. Terminal Quantity: 2. Connector Shape: Oval. Connector Gender: Male. Terminal Type: Blade. Designed utilizing the latest technology, this product...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.10
- Spectra Premium®Mass Air Flow SensorBuick Regal 2003, Mass Air Flow Sensor by Spectra Premium®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and...Provide more consistent voltage to eliminate engine rough idle problemsPlatinum connector threads reduce the number of connection points for faster reaction to change$33.44
- TRQ®Automatic Transmission Shift SolenoidBuick Regal 2003, Automatic Transmission Shift Solenoid by TRQ®. Keep your automatic transmission working properly with this top-grade TRQ shift solenoid. Manufactured to restore the original performance of your vehicle, it is made...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$22.95 - $31.91$24.95 - $33.95Save up to 8%
- Four Seasons®Radiator Fan ControllerBuick Regal 2003, Radiator Fan Controller by Four Seasons®. Connector Shape: Rectangle. Connector Gender: Male. Voltage: 12 V. Radiator Mounted. Activated by radiator temp and/or A/C Clutch. Adjustable (140° - 220 °F) with Relay....OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$39.25
- Walker Products®Mass Air Flow SensorBuick Regal 2003, Mass Air Flow Sensor by Walker Products®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$69.78
- DIY Solutions®Mass Air Flow SensorBuick Regal 2003, Mass Air Flow Sensor by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it comes to...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$46.46$48.91Save $2.45 (5%)
- ACDelco®GM Original Equipment™ Ambient Air Temperature SensorBuick Regal with A/C Front Automatic Auxiliary Control 2003, GM Original Equipment™ Ambient Air Temperature Sensor by ACDelco®. Outside. Designed utilizing the latest technology, this product by ACDelco features premium quality and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$12.18
- Hayden®Cooling Fan Temperature SwitchBuick Regal 2003, Cooling Fan Temperature Switch by Hayden®. Hayden Automotive engineers, manufactures and supplies a wide range of products designed to keep your car, truck or performance vehicle running cool. From fan clutches and...Designed for single or dual fan applicationsBrass construction for accurate temperature sensing$18.50 - $37.30
- ACDelco®GM Original Equipment™ Fuel Level SensorBuick Regal 2003, GM Original Equipment™ Fuel Level Sensor by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$45.86
- WVE®Oil Pressure SwitchBuick Regal 2003, Oil Pressure Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$14.46
- Vision-OE®Remanufactured StarterBuick Regal with Delco Starter / with Delphi Starter 2003, Remanufactured Starter by Vision-OE®. Type: Permanent Magnet Gear Reduction. Rotation: Clockwise. With 11-Tooth Pinion Gear. Voltage: 12V. Remanufactured starters meet or exceed...Developed with modern technology and innovationMeticulously tested for the ultimate in quality$73.99 - $80.64
- Dorman®TECHoice™ Camshaft Position Sensor ConnectorBuick Regal 2003, TECHoice™ Camshaft Position Sensor Connector by Dorman®. This engine camshaft position sensor connector is designed to match the appearance and function of the original hardware on specified applications. Made of...Direct replacement - this engine camshaft position sensor connector matches the appearance and function of the factory hardware on specified applicationsIdeal solution - this connector is a reliable replacement for an original part that is missing or has failed due to fatigue$19.58 - $108.41
- Delphi®Crankshaft Position SensorBuick Regal 2003, Crankshaft Position Sensor by Delphi®. Delphi sensors use the Hall Effect or magneto resistive (MR) principles for accurate and clean signal input to the electronic control module (ECM). The result is more design...Extensive coverageMade from high-quality materials for ultimate durability$29.10
- Dorman®Automatic Transmission Speed SensorBuick Regal 2003, Automatic Transmission Speed Sensor by Dorman®. Location: Input Shaft. Input. Terminal Type: Blade. Dorman’s quality-engineered Auto Transmission Speed Sensor restores peak transmission function. Plus, your...Durable construction ensures accurate readingsDirect replacement for a proper fit every time$11.97
- TRQ®Oxygen SensorBuick Regal 2003, Oxygen Sensor by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed for improved...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$35.84 - $54.67$36.95 - $56.95Save up to 4%
- TRQ®StarterBuick Regal K Engine VIN Character 2003, Starter by TRQ®. Type: Permanent Magnet Gear Reduction. Rated Power: 1.4 kW. Rotation: Clockwise. With 11-Tooth Pinion Gear. Voltage: 12V. For optimum cranking amps and reliable power needed to...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$88.30$92.95Save $4.65 (5%)
- ACDelco®Gold™ StarterBuick Regal K Engine VIN Character 2003, Gold™ Starter by ACDelco®. Rated Power: 1.4 kW. Rotation: Clockwise. With 11-Tooth Pinion Gear. Voltage: 12V. Designed utilizing the latest technology, this product features premium quality and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$129.49
- Cardone Reman®Remanufactured Power Window MotorBuick Regal 2003, Remanufactured Power Window Motor by Cardone Reman®. Connector Quantity: 2. Number of Mouting Holes: 3. Without Regulator. Mounting Type: Through Hole. Gear Material: Plastic. With Instruction Sheet. With Gear. Each...Designed with the latest software and manufactured with modern toolingManufactured from the highest quality materials$58.48
- TRQ®Camshaft Position SensorBuick Regal 2003, Camshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.35$31.95Save $1.60 (5%)
- TRQ®Crankshaft Position SensorBuick Regal 2003, Crankshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$25.60$26.95Save $1.35 (5%)
- TRQ®Engine Oil Level SensorBuick Regal 2003, Engine Oil Level Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$31.30$32.95Save $1.65 (5%)
- Walker Products®Oxygen SensorBuick Regal 2003, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$28.11 - $33.04
- iD Select®Remanufactured StarterBuick Regal with Pad Mount Starter, Delco Starter 2003, Remanufactured Starter by iD Select®. Type: Permanent Magnet Gear Reduction. Rotation: Clockwise. With 11-Tooth Pinion Gear. Voltage: 12V. Swap out your worn-out or malfunctioning...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$77.67 - $81.71
- TRQ®Vehicle Speed SensorBuick Regal 2003, Vehicle Speed Sensor by TRQ®. When it comes to quality replacement parts, TRQ is what you need to keep your vehicle running smoothly. As safe as the OEM part, this top speed sensor is made with superior materials to...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$24.95
- TYC®AlternatorBuick Regal with Delco Alternator 2003, Alternator by TYC®. Current: 105 Amp. With 6 Groove Serpentine Pulley. The alternator is one of the parts you want to function properly, otherwise all the comforts given by the electronic...100% New unit inside and out (No recycled components) ensure longer term useOE quality at an affordable price$114.86
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2003 Buick Regal Electrical Reviews
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Cycling Clutch Sensor
Supercool® - Cycling Pressure SwitchPosted by Jose Manuel (Katy, TX) / June 16, 20201992 Hyundai Sonata
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