2003 GMC Sierra 3500 Heater Cores
Select Your Submodel
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Agility® - HVAC Heater Core$26.21 - $38.96 + Save an extra $2.00 with iD FastTrack -
gpd® - A/C Evaporator Core and Heater Core Kit$112.79 - $123.44 -
Four Seasons® - A/C Evaporator Core and Heater Core Kit$139.34 - $175.54 - Four Seasons® - HVAC Heater Core$41.39 - $52.33
- gpd® - HVAC Heater Core$39.42
- TYC® - HVAC Heater Core$43.27 + Save an extra $2.20 with iD FastTrack
- ACDelco® - Genuine GM Parts™ HVAC Heater Core$147.44 + Free Shipping with iD FastTrack
- OSC Heat Transfer Products® - HVAC Heater Core$51.66 - $86.35
- iD Select® - HVAC Heater Core$35.27 - $133.60 + Save up to $3.00 with iD FastTrack
- Santech® - HVAC Heater Core$48.66
- Replace® - A/C Evaporator Core and Heater Core Kit$152.80 - $153.81
- Replace® - HVAC Heater Core$71.27 - $78.95
- Flex-a-Lite® - Mojave Heater$427.61
- Rampage® - Auxiliary Heater$135.71
