Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

2003 Chevrolet Silverado 1500 Parts

What year is your
Free Same Day Shipping

2003 Chevrolet Silverado 1500

Filter Results
  • Notify When Available

    VIDEO

    99-06 Silverado, Sierra; 07 Silverado, Sierra Classic Smooth Black Tailgate Handle Bezel

    Replaces 2003 Chevrolet Silverado 1500 Tailgate Handle Bezel TRQ DHA69387

    7 reviews
    Brand: TRQ
    - DHA69387

    • Finish: Paint to Match
    $16.95
    Save 37%
    List $26.95 Save $10.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 Tailgate Handle Bezel TRQ DHA69387

    VIDEO

    99-06 Silverado, Sierra; 07 Silverado, Sierra Classic Smooth Black Tailgate Handle Bezel
    7 reviews
    Brand: TRQ - DHA69387
    • Finish: Paint to Match
    $16.95
    Save 37%
    List $26.95 Save $10.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Power Window Motor & Regulator Assembly

    Replaces 2003 Chevrolet Silverado 1500 Front Driver Side Power Power Window Motor & Regulator Assembly TRQ WRA51062

    264 reviews
    Brand: TRQ
    - WRA51062

    • Operation: Power
    $74.95
    Save 19%
    List $92.95 Save $18.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 Front Driver Side Power Power Window Motor & Regulator Assembly TRQ WRA51062

    VIDEO

    Power Window Motor & Regulator Assembly
    264 reviews
    Brand: TRQ - WRA51062
    • Operation: Power
    $74.95
    Save 19%
    List $92.95 Save $18.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Ignition Lock Cylinder

    Replaces 2003 Chevrolet Silverado 1500 Automatic Transmission Ignition Lock Cylinder TRQ ILA41908

    11 reviews
    Brand: TRQ
    - ILA41908
    $29.95
    Save 23%
    List $38.95 Save $9.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 Automatic Transmission Ignition Lock Cylinder TRQ ILA41908

    VIDEO

    Ignition Lock Cylinder
    11 reviews
    Brand: TRQ - ILA41908
    $29.95
    Save 23%
    List $38.95 Save $9.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    99-07 GM Full Size SUV, Pickup, Van Front Lower Ball Joint PAIR

    Replaces Front Driver & Passenger Side 2 Piece Ball Joint Set TRQ PSA63141

    38 reviews
    Brand: TRQ
    - PSA63141

    • Quantity: 2 Piece
    • Kit Includes: (1) Front Passenger Side Lower Ball Joint
    • Kit Includes: (1) Front Driver Side Lower Ball Joint
    $59.95
    Save 6%
    List $63.95 Save $4.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Front Driver & Passenger Side 2 Piece Ball Joint Set TRQ PSA63141

    VIDEO

    99-07 GM Full Size SUV, Pickup, Van Front Lower Ball Joint PAIR
    38 reviews
    Brand: TRQ - PSA63141
    • Quantity: 2 Piece
    • Kit Includes: (1) Front Passenger Side Lower Ball Joint
    • Kit Includes: (1) Front Driver Side Lower Ball Joint
    $59.95
    Save 6%
    List $63.95 Save $4.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Drive Belt Component Kit

    Replaces 2 Piece Serpentine Drive Belt Component Kit TRQ BPA05089

    2 reviews
    Brand: TRQ
    - BPA05089

    • Quantity: 2 Piece
    • Kit Includes: (1) Serpentine Belt
    • Kit Includes: (1) Accessory Drive Belt Tensioner
    $50.95
    Save 26%
    List $68.95 Save $18.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2 Piece Serpentine Drive Belt Component Kit TRQ BPA05089

    VIDEO

    Drive Belt Component Kit
    2 reviews
    Brand: TRQ - BPA05089
    • Quantity: 2 Piece
    • Kit Includes: (1) Serpentine Belt
    • Kit Includes: (1) Accessory Drive Belt Tensioner
    $50.95
    Save 26%
    List $68.95 Save $18.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Intake Manifold

    Replaces Intake Manifold TRQ IMA07935

    31 reviews
    Brand: TRQ
    - IMA07935

    $175.95
    Save 21%
    List $222.95 Save $47.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Intake Manifold TRQ IMA07935

    VIDEO

    Intake Manifold
    31 reviews
    Brand: TRQ - IMA07935
    $175.95
    Save 21%
    List $222.95 Save $47.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    CHEVY, GMC PICK UP 4.8L/5.3L W/AERATION Radiator

    Replaces Radiator TRQ RDA82661

    31 reviews
    Brand: TRQ
    - RDA82661

    $139.95
    Save 13%
    List $160.95 Save $21.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Radiator TRQ RDA82661

    VIDEO

    CHEVY, GMC PICK UP 4.8L/5.3L W/AERATION Radiator
    31 reviews
    Brand: TRQ - RDA82661
    $139.95
    Save 13%
    List $160.95 Save $21.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    02-13 Avalanche, Escalade;08-13 Yukon, Silverado, Sierra w/V8 (w/o Engine Oil Cooler) Radiator

    Replaces Radiator TRQ RDA82669

    69 reviews
    Brand: TRQ
    - RDA82669

    $179.95
    Save 12%
    List $204.95 Save $25.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Radiator TRQ RDA82669

    VIDEO

    02-13 Avalanche, Escalade;08-13 Yukon, Silverado, Sierra w/V8 (w/o Engine Oil Cooler) Radiator
    69 reviews
    Brand: TRQ - RDA82669
    $179.95
    Save 12%
    List $204.95 Save $25.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    02-07 GM Truck Combination Switch w/Cruise Control

    Replaces 2003 Chevrolet Silverado 1500 with Cruise Control Turn Signal Combination Lever TRQ SWA41819

    111 reviews
    Brand: TRQ
    - SWA41819
    $69.95
    Save 14%
    List $80.95 Save $11.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 with Cruise Control Turn Signal Combination Lever TRQ SWA41819

    VIDEO

    02-07 GM Truck Combination Switch w/Cruise Control
    111 reviews
    Brand: TRQ - SWA41819
    $69.95
    Save 14%
    List $80.95 Save $11.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    04-07 GM Multifit Engine Knock Sensor, Harness, and Gasket Kit (4pc)

    Replaces Engine Knock Sensor & Harness Kit TRQ ESA12269

    88 reviews
    Brand: TRQ
    - ESA12269

    • Kit Includes: (1) Intake Manifold Gasket Set
    • Kit Includes: (1) Engine Knock Sensor Harness
    • Kit Includes: (2) Engine Knock Sensors
    $109.95
    Save 13%
    List $126.95 Save $17.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Engine Knock Sensor & Harness Kit TRQ ESA12269

    VIDEO

    04-07 GM Multifit Engine Knock Sensor, Harness, and Gasket Kit (4pc)
    88 reviews
    Brand: TRQ - ESA12269
    • Kit Includes: (1) Intake Manifold Gasket Set
    • Kit Includes: (1) Engine Knock Sensor Harness
    • Kit Includes: (2) Engine Knock Sensors
    $109.95
    Save 13%
    List $126.95 Save $17.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

1

...

2 3 4 5 6

...

146
Close



Chevrolet is a registered trademark of General Motors Company. 1A Auto is not affiliated with or sponsored by Chevrolet or General Motors Company. See all trademarks.
Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.