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 ×
Replacement and OEM Parts for 2003 GMC Sierra 1500 HD Heater Core

2003 GMC Sierra 1500 HD Heater Core

My Vehicle Change Vehicle
2003 GMC Sierra 1500 HD
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
A/C & Heating
  • Department
  • Brands
  • Prices

3 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM (Genuine) 2003 GMC Sierra 1500 HD Heater Core

    PartNumber: 89018297
    OEM 2003 GMC Sierra 1500 HD Heater Core - 89018297
    Product Specifications
    • Notes: 2003-07, W/O Center Console
    • Other Names: Heater Core
    • Item Dimensions: 20.2 x 16.7 x 9.0 inches
    • Item Weight: 4.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 52473326, 52473322
    • Part Description: 2003 GMC Sierra 1500 HD Heater Core
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 HD | SLE, SLT | 8 Cyl 6.0 L GAS
    $164.70 MSRP: $310.78
    You Save: $146.08 (48%)
  • OEM (Genuine) 2003 GMC Sierra 1500 HD Heater Core

    PartNumber: 19258989
    OEM 2003 GMC Sierra 1500 HD Heater Core - 19258989
    Product Specifications
    • Notes: 2003-07, W/Center Console
    • Other Names: Heater Core
    • Item Dimensions: 14.4 x 13.9 x 6.9 inches
    • Item Weight: 2.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 88986627
    • Part Description: 2003 GMC Sierra 1500 HD Heater Core
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 HD | SLE, SLT | 8 Cyl 6.0 L GAS
    $147.33 MSRP: $278.00
    You Save: $130.67 (48%)
  • Spectra Premium HVAC Heater Core for 2003 GMC Sierra 1500 HD - 99374

    Spectra Premium® HVAC Heater Core for 2003 GMC Sierra 1500 HD

    PartNumber: 99374
    Product Specifications
    • Notes: w/RPO Code CJ3/D07 Combination Only (HVAC; Manual Temp Control/Custom Front Floor Console)
    • Depth: 1.625
    • Inlet Size (in): 0.75
    • Internet Product Code (IPC): F39383DE255
    • Item has MSDS (SDS): N
    • Material: Aluminum
    • MFG Brand Name: Spectra Premium
    • MFG Model # (Series): 00671607619270
    • MFG Name: Spectra Premium Industries
    • Outlet Size (in): 0.75
    • Package Contents: 1 x Heater 1 x Installation Sheet
    • Supplier Company Name: Spectra Premium Industries
    • UPC: 671607619270
    • Width: 7.4375
    • Part Description: 2003 GMC Sierra 1500 HD HVAC Heater Core
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 1500 HD | All Trims | All Engines