Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 2003 GMC Sierra 1500 Radiator

2003 GMC Sierra 1500 Radiator

My Vehicle Change Vehicle
2003 GMC Sierra 1500
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Cooling Systems, Fans & Radiators
  • Department
  • Brands
  • Prices

17 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM 2003 GMC Sierra 1500 Radiator Assembly Diagram - 22840117
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator Assembly

    PartNumber: 22840117
    OEM 2003 GMC Sierra 1500 Radiator Assembly - 22840117
    Product Specifications
    • Notes: All Models; 4.8l; Auto Trans; W/Rear AC;All Models; 5.3l; Auto Trans; W/Rear AC
    • Other Names: Radiator
    • Item Dimensions: 48.1 x 26.1 x 8.0 inches
    • Item Weight: 14.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 52473444, 15193108, 15841571, 52486595, 52487604, 15252638, 15124632
    • Part Description: 2003 GMC Sierra 1500 Radiator Assembly
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, C3, Denali, Hybrid, SL, SLE, SLT, WT, XFE | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    $256.88 MSRP: $364.08
    You Save: $107.20 (30%)
  • Denso Engine Coolant Radiator for 2003 GMC Sierra 1500 - 221-9010

    Denso® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 221-9010
    Product Specifications
    • Core Height: 17.0470"
    • Core Thickness: 1.0620"
    • Core Width: 33.9300"
    • Inlet Diameter: 1.3380"
    • Outlet Diameter: 1.5550"
    • UPC: 042511219502
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 6.0L
    $150.24
  • TYC Engine Coolant Radiator for 2003 GMC Sierra 1500 - 2423

    TYC® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 2423
    Product Specifications
    • Notes: Bottom Header: 18 1/2" x 3 1/4"; Core Size: 34" x 18 3/8" x 7/8"; Manufactured Material: Plastic/Alum; Remarks: w/o EOC; Rows: 1; Top Header: 18 1/2" x 3 1/4"
    • Bottom Header: 18 1/2" x 3 1/4"
    • Core Size: 34" x 18 3/8" x 7/8"
    • Manufactured Material: Plastic/Aluminum
    • OE Part Number: 15193108
    • Remarks: w/o EOC
    • Rows: 1
    • Top Header: 18 1/2" x 3 1/4"
    • UPC: 762405252582
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 6.0L
    $148.30
  • CSF Engine Coolant Radiator for 2003 GMC Sierra 1500 - 3653

    CSF® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 3653
    Product Specifications
    • Notes: OE Style Design; w/o Eng Oil Cooler
    • Bottom Hose Fitting (in): 1 9/16 Right
    • Box Height (in): 7 1/16
    • Box Length (in): 41 7/8
    • Box Weight (lbs): 17
    • Box Width (in): 23 9/16
    • Core Length: 34
    • Core Material: Aluminum
    • Core Thickness: 1 1/4
    • Core Width: 17 1/4
    • Cross-flow/ Down-flow: Cross Flow
    • Hazardous Material: No
    • Inlet Length (in): 18 1/16
    • Inlet Width (in): 2 3/4
    • No. Of Rows: 1
    • OE Part Number: 22840117, 15841572, 2423, 2921, CU2370, 2945, CU2423, 2946, CU2921
    • Oil Cooler (in): 11 1/2 (high-efficiency Plate Type)
    • Outlet Length(in): 18 1/16
    • Outlet Width: 2 3/4
    • Radiator Cap Supplied: No
    • Tank Material: Plastic
    • Tech Note: O.E.M. style Plastic tanks & Aluminum core;with quick-connect oil cooler fittings.
    • Top Hose Fitting (in): 1 5/16 Left
    • UPC: 710353036532
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 6.0L
    $109.30
  • OEM 2003 GMC Sierra 1500 Radiator Diagram - 22840116
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator

    PartNumber: 22840116
    OEM 2003 GMC Sierra 1500 Radiator - 22840116
    Product Specifications
    • Notes: All Models; 6.0l; Auto Trans; W/Engine Oil Cooler
    • Other Names: Radiator
    • Item Dimensions: 47.8 x 25.5 x 8.1 inches
    • Item Weight: 19.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 52473443, 15841570, 15192412, 25811504, 15193107, 22840118, 52487603, 52486594, 15252625
    • Part Description: 2003 GMC Sierra 1500 Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, C3, Denali, SLE, SLT, WT | 8 Cyl 6.0 L GAS
    $298.91 MSRP: $423.64
    You Save: $124.73 (30%)
  • Denso Engine Coolant Radiator for 2003 GMC Sierra 1500 - 221-9008

    Denso® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 221-9008
    Product Specifications
    • Core Height: 19.0160"
    • Core Thickness: 1.0000"
    • Core Width: 28.2670"
    • Inlet Diameter: 1.3180"
    • Outlet Diameter: 1.5740"
    • Transmission Oil Cooler Included: No
    • UPC: 042511219489
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $121.35
  • TYC Engine Coolant Radiator for 2003 GMC Sierra 1500 - 2334

    TYC® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 2334
    Product Specifications
    • Notes: Accessories Incld: 2 x TOC adapters (5/8-18UNF x21), 1 x TOC hose clamp (blue); Bottom Header: 18 3/4" x 2 1/2"; Core Size: 28 3/8" x 18 3/8" x 7/8"; Manufactured Material: Plastic/Alum; Remarks: w/o EOC; Rows: 1; Top Header: 18 3/4" x 2 1/2";w/o EOC; Remarks: w/o EOC Measure Core Size prior to ordering (28.5" Core);w/28-1/4" Core Width; Remarks: w/o EOC Measure Core Size prior to ordering (28.5" Core)
    • Accessories Included: 2 x TOC adapters (5/8-18UNF x21), 1 x TOC hose clamp (blue)
    • Bottom Header: 18 3/4" x 2 1/2"
    • Core Size: 28 3/8" x 18 3/8" x 7/8"
    • Manufactured Material: Plastic/Aluminum
    • OE Part Number: 15193110
    • Remarks: w/o EOC
    • Rows: 1
    • Top Header: 18 3/4" x 2 1/2"
    • UPC: 762405252360
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 2003 GMC Sierra 1500 | SL | All Engines
    • 2003 GMC Sierra 1500 | SLE | All Engines
    • 2003 GMC Sierra 1500 | SLT | All Engines
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    • 2003 GMC Sierra 1500 | WT | All Engines
    Show More
    $102.15
  • OEM 2003 GMC Sierra 1500 Radiator Diagram - 15841574
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator

    PartNumber: 15841574
    OEM 2003 GMC Sierra 1500 Radiator - 15841574
    Product Specifications
    • Notes: 4.8, 5.3 & 6.0 Liter, 6.0 Liter, All, Auto Trans
    • Item Dimensions: 46.8 x 7.8 x 25.4 inches
    • Item Weight: 15.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15193114, 15252624
    • Part Description: 2003 GMC Sierra 1500 Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
    $265.49 MSRP: $400.45
    You Save: $134.96 (34%)
  • OEM 2003 GMC Sierra 1500 Radiator Diagram - 15193110
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator

    PartNumber: 15193110
    OEM 2003 GMC Sierra 1500 Radiator - 15193110
    Product Specifications
    • Notes: All Models; 4.8l; Auto Trans; W/O Rear AC;All Models; 5.3l; Auto Trans; W/O Rear AC; 4.8, 5.3 & 6.0 Liter, 4.8 Liter, Auto Trans;4.8, 5.3 & 6.0 Liter, 5.3 Liter
    • Other Names: Radiator
    • Item Dimensions: 39.5 x 25.2 x 6.9 inches
    • Item Weight: 11.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 52486598, 15189403
    • Part Description: 2003 GMC Sierra 1500 Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, HT, Hybrid, SL, SLE, SLT, WT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    $280.91 MSRP: $423.71
    You Save: $142.80 (34%)
  • OEM 2003 GMC Sierra 1500 Radiator Diagram - 15849616
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator

    PartNumber: 15849616
    OEM 2003 GMC Sierra 1500 Radiator - 15849616
    Product Specifications
    • Other Names: Radiator
    • Item Dimensions: 7.1 x 39.5 x 24.5 inches
    • Item Weight: 10.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 52486600, 52484049, 15193112
    • Part Description: 2003 GMC Sierra 1500 Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, HT, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS
    $130.84 MSRP: $197.37
    You Save: $66.53 (34%)
  • CSF Engine Coolant Radiator for 2003 GMC Sierra 1500 - 3830

    CSF® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 3830
    Product Specifications
    • Bottom Hose Fitting (in): 1 9/16 Right
    • Box Height (in): 7 1/16
    • Box Length (in): 36 3/16
    • Box Weight (lbs): 14
    • Box Width (in): 23 9/16
    • Core Length: 28 1/4
    • Core Material: Aluminum
    • Core Thickness: 1 1/4
    • Core Width: 17 1/4
    • Cross-flow/ Down-flow: Down Flow
    • Hazardous Material: No
    • Inlet Length (in): 18 1/16
    • Inlet Width (in): 2 3/4
    • No. Of Rows: 1
    • Oil Cooler (in): 11 1/2 (high-efficiency Plate Type)
    • Outlet Length(in): 18 1/16
    • Outlet Width: 2 3/4
    • Radiator Cap Supplied: No
    • Tank Material: Plastic
    • Tech Note: O.E.M. style Plastic tanks & Aluminum core
    • Top Hose Fitting (in): 1 5/16 Left
    • UPC: 710353038307
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $113.60
  • TYC Engine Coolant Radiator for 2003 GMC Sierra 1500 - 2370

    TYC® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 2370
    Product Specifications
    • Notes: w/ EOC;Accessories Incld: 2 x TOC adapters (5/8-18UNFx 21), 1 x TOC hose clamp (blue); Bottom Header: 3 1/16" x 18 3/8"; Components Incld: Eng Oil Cooler; Core Size: 34" x 17 1/16" x 1 1/16"; Manufactured Material: Plastic/Alum; Rows: 1; Top Header: 3 1/16" x 18 3/8"
    • Accessories Included: 2 x TOC adapters (5/8-18UNFx 21), 1 x TOC hose clamp (blue)
    • Bottom Header: 3 1/16" x 18 3/8"
    • Components Included: Engine Oil Cooler
    • Core Size: 34" x 17 1/16" x 1 1/16"
    • Manufactured Material: Plastic/Aluminum
    • OE Part Number: 15841570
    • Rows: 1
    • Top Header: 3 1/16" x 18 3/8"
    • UPC: 762405253282
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 6.0L
    $159.76
  • TYC Engine Coolant Radiator for 2003 GMC Sierra 1500 - 2921

    TYC® Engine Coolant Radiator for 2003 GMC Sierra 1500

    PartNumber: 2921
    Product Specifications
    • Notes: Bottom Header: 3 3/16" x 18 1/2"; Components Incld: Trans Oil Cooler; Core Size: 34 1/16" x 18 7/16" x 1 1/4"; Manufactured Material: Plastic/Alum; Remarks: w/o EOC; Rows: 1; Top Header: 3 3/16" x 18 1/2";w/o EOC; Remarks: w/o EOC Measure Core Width prior to ordering (34" core)
    • Bottom Header: 3 3/16" x 18 1/2"
    • Components Included: Transmission Oil Cooler
    • Core Size: 34 1/16" x 18 7/16" x 1 1/4"
    • Manufactured Material: Plastic/Aluminum
    • OE Part Number: 15841568
    • Remarks: w/o EOC
    • Rows: 1
    • Top Header: 3 3/16" x 18 1/2"
    • UPC: 762405254241
    • Part Description: 2003 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | SLE | 8 Cyl 5.3L
    • 2003 GMC Sierra 1500 | All Trims | 8 Cyl 6.0L
    $151.62
  • OEM 2003 GMC Sierra 1500 Radiator Diagram - 15841575
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator

    PartNumber: 15841575
    OEM 2003 GMC Sierra 1500 Radiator - 15841575
    Product Specifications
    • Notes: All Models; 6.0l; Manual Trans; All; 4.8, 5.3 & 6.0 Liter, 6.0 Liter, All, Manual Trans
    • Other Names: Radiator
    • Item Dimensions: 7.2 x 48.8 x 26.5 inches
    • Item Weight: 15.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 52473445, 15193115, 52486596, 15193109
    • Part Description: 2003 GMC Sierra 1500 Radiator
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, C3, Denali, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
  • Denso Radiators for 2003 GMC Sierra 1500 - 221-9373

    Denso® Radiators for 2003 GMC Sierra 1500

    PartNumber: 221-9373
    Product Specifications
    • Core Height: 28.2700"
    • Core Thickness: 0.9800"
    • Core Width: 18.5000"
    • Inlet Diameter: 1.3130"
    • Outlet Diameter: 1.5700"
    • UPC: 042511225794
    • Part Description: 2003 GMC Sierra 1500 Radiators
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
  • OEM 2003 GMC Sierra 1500 Radiator Assembly Diagram - 15193111
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator Assembly

    PartNumber: 15193111
    OEM 2003 GMC Sierra 1500 Radiator Assembly - 15193111
    Product Specifications
    • Notes: All Models; 4.8l; Manual Trans;All Models; 5.3l; Manual Trans; 4.8, 5.3 & 6.0 Liter, 4.8 Liter, Manual Trans
    • Other Names: Radiator
    • Item Dimensions: 39.8 x 25.8 x 7.4 inches
    • Item Weight: 9.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 52486599, 52484048
    • Part Description: 2003 GMC Sierra 1500 Radiator Assembly
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, HT, SL, SLE, SLT, WT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
  • OEM 2003 GMC Sierra 1500 Radiator Assembly Diagram - 52486601
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 1500 Radiator Assembly

    PartNumber: 52486601
    OEM 2003 GMC Sierra 1500 Radiator Assembly - 52486601
    Product Specifications
    • Notes: All Models; 4.3l; Manual Trans; W/O Oil Cooler; 4.3 Liter, Manual Trans
    • Other Names: Radiator
    • Item Dimensions: 39.8 x 25.5 x 7.5 inches
    • Item Weight: 9.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2003 GMC Sierra 1500 Radiator Assembly
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 | Base, HT, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS