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

    99-07 GM Truck (w/o ATC) Heater Blower Motor Resistor w/2 Bolt Hole Mount

    Replaces 2003 Chevrolet Silverado 1500 with 2 Hole Mounting Flange with Manual Temperature Control Blower Motor Resistor TRQ HCA41498

    65 reviews
    Brand: TRQ
    - HCA41498
    $33.95
    Save 17%
    List $40.95 Save $7.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 with 2 Hole Mounting Flange with Manual Temperature Control Blower Motor Resistor TRQ HCA41498

    VIDEO

    99-07 GM Truck (w/o ATC) Heater Blower Motor Resistor w/2 Bolt Hole Mount
    65 reviews
    Brand: TRQ - HCA41498
    $33.95
    Save 17%
    List $40.95 Save $7.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces O2 Oxygen Sensor TRQ OSA61320

    50 reviews
    Brand: TRQ
    - OSA61320

    $47.95
    Save 14%
    List $55.95 Save $8.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces O2 Oxygen Sensor TRQ OSA61320

    VIDEO

    O2 Oxygen Sensor
    50 reviews
    Brand: TRQ - OSA61320
    $47.95
    Save 14%
    List $55.95 Save $8.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    99-07 Chevy, GMC FS PU, SUV (w/o Rear Wiper & w/o Pump) (w/Low Sensor Prov) Wndshld Wshr Tank w/Cap

    Replaces 2003 Chevrolet Silverado 1500 Windshield Washer Reservoir TRQ WWA10156

    20 reviews
    Brand: TRQ
    - WWA10156
    $59.95
    Save 18%
    List $72.95 Save $13.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 Windshield Washer Reservoir TRQ WWA10156

    VIDEO

    99-07 Chevy, GMC FS PU, SUV (w/o Rear Wiper & w/o Pump) (w/Low Sensor Prov) Wndshld Wshr Tank w/Cap
    20 reviews
    Brand: TRQ - WWA10156
    $59.95
    Save 18%
    List $72.95 Save $13.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    00-07 GM Pickup Window Regulator w/Motor Rear LH (HQ)

    Replaces 2003 Chevrolet Silverado 1500 Rear Driver Side Power Power Window Motor & Regulator Assembly TRQ WRA52661

    136 reviews
    Brand: TRQ
    - WRA52661

    • Operation: Power
    $99.95
    Save 13%
    List $114.95 Save $15.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 Rear Driver Side Power Power Window Motor & Regulator Assembly TRQ WRA52661

    VIDEO

    00-07 GM Pickup Window Regulator w/Motor Rear LH (HQ)
    136 reviews
    Brand: TRQ - WRA52661
    • Operation: Power
    $99.95
    Save 13%
    List $114.95 Save $15.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2003 Chevrolet Silverado 1500 Tailgate Latch 4 Piece Kit TRQ BDA39849

    16 reviews
    Brand: TRQ
    - BDA39849

    • Kit Includes: (2) Tailgate Strikers
    • Kit Includes: (2) Tailgate Latch Assemblies
    • Quantity: 4 Piece Kit
    $74.95
    Save 18%
    List $91.95 Save $17.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 Tailgate Latch 4 Piece Kit TRQ BDA39849

    VIDEO

    Kit image
    16 reviews
    Brand: TRQ - BDA39849
    • Kit Includes: (2) Tailgate Strikers
    • Kit Includes: (2) Tailgate Latch Assemblies
    • Quantity: 4 Piece Kit
    $74.95
    Save 18%
    List $91.95 Save $17.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    03-07 GM Full Size PU & SUV Heated Turn Signal w/ Back Plate Mirror Glass RH

    Replaces 2003 Chevrolet Silverado 1500 Passenger Side Mirror Glass For Factory Equipped Mirrors Only TRQ MGA07157

    148 reviews
    Brand: TRQ
    - MGA07157

    $58.95
    Save 11%
    List $65.95 Save $7.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 Passenger Side Mirror Glass For Factory Equipped Mirrors Only TRQ MGA07157

    VIDEO

    03-07 GM Full Size PU & SUV Heated Turn Signal w/ Back Plate Mirror Glass RH
    148 reviews
    Brand: TRQ - MGA07157
    $58.95
    Save 11%
    List $65.95 Save $7.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Serpentine Belt

    Replaces Serpentine Belt TRQ BPA03701

    2 reviews
    Brand: TRQ
    - BPA03701

    $34.95
    Save 15%
    List $40.95 Save $6.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Serpentine Belt TRQ BPA03701

    VIDEO

    Serpentine Belt
    2 reviews
    Brand: TRQ - BPA03701
    $34.95
    Save 15%
    List $40.95 Save $6.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Steering, Suspension, & Drivetrain Kit

    Replaces 2003 Chevrolet Silverado 1500 4 Wheel Drive Front with 4 Groove Pitman Arm with Cast Iron Lower Control Arms with Steering Gear without Aluminum Steering Knuckles 17 Piece Steering, Suspension, & Drivetrain Kit TRQ PSA69967

    28 reviews
    Brand: TRQ
    - PSA69967

    • Kit Includes: (2) Front Sway Bar Links
    • Kit Includes: (2) Front Lower Ball Joints
    • Kit Includes: (1) Idler Arm
    • Kit Includes: (1) Pitman Arm
    • Kit Includes: (2) Front Wheel Bearing & Hub Assemblies
    • Kit Includes: (2) Front Upper Control Arms with Ball Joints
    • Quantity: 17 Piece
    • Kit Includes: (2) Front CV Axle Assemblies
    • Kit Includes: (1) Idler Arm Bracket
    • Kit Includes: (2) Front Outer Tie Rods
    • Kit Includes: (2) Front Inner Tie Rods
    $579.95
    Save 17%
    List $695.95 Save $116.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 4 Wheel Drive Front with 4 Groove Pitman Arm with Cast Iron Lower Control Arms with Steering Gear without Aluminum Steering Knuckles 17 Piece Steering, Suspension, & Drivetrain Kit TRQ PSA69967

    VIDEO

    Steering, Suspension, & Drivetrain Kit
    28 reviews
    Brand: TRQ - PSA69967
    • Kit Includes: (2) Front Sway Bar Links
    • Kit Includes: (2) Front Lower Ball Joints
    • Kit Includes: (1) Idler Arm
    • Kit Includes: (1) Pitman Arm
    • Kit Includes: (2) Front Wheel Bearing & Hub Assemblies
    • Kit Includes: (2) Front Upper Control Arms with Ball Joints
    • Quantity: 17 Piece
    • Kit Includes: (2) Front CV Axle Assemblies
    • Kit Includes: (1) Idler Arm Bracket
    • Kit Includes: (2) Front Outer Tie Rods
    • Kit Includes: (2) Front Inner Tie Rods
    $579.95
    Save 17%
    List $695.95 Save $116.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces Spark Plug Wire Heat Shield 8 Piece Set TRQ IWA69909

    1 reviews
    Brand: TRQ
    - IWA69909

    • Quantity: 8 Piece Set
    • Kit Includes: (2) Spark Plug Wire Heat Shields
    $32.95
    Save 21%
    List $41.95 Save $9.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Spark Plug Wire Heat Shield 8 Piece Set TRQ IWA69909

    VIDEO

    Kit image
    1 reviews
    Brand: TRQ - IWA69909
    • Quantity: 8 Piece Set
    • Kit Includes: (2) Spark Plug Wire Heat Shields
    $32.95
    Save 21%
    List $41.95 Save $9.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 17 Piece Ignition Kit TRQ Performance TKA06284

    10 reviews
    Brand: TRQ Performance
    - TKA06284

    • Kit Includes: (1) Spark Plug Wire Set
    • Kit Includes: (8) Spark Plugs
    • Quantity: 17 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Spark Plug Type: Iridium
    • Kit Includes: (8) Performance Ignition Coils
    $262.95
    Save 29%
    List $371.95 Save $109.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 17 Piece Ignition Kit TRQ Performance TKA06284

    VIDEO

    Ignition Kit
    10 reviews
    Brand: TRQ Performance - TKA06284
    • Kit Includes: (1) Spark Plug Wire Set
    • Kit Includes: (8) Spark Plugs
    • Quantity: 17 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Spark Plug Type: Iridium
    • Kit Includes: (8) Performance Ignition Coils
    $262.95
    Save 29%
    List $371.95 Save $109.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

1

...

12 13 14 15 16

...

145
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.