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Heater Core for 2003 Pontiac Montana

We have 9 Items In-stock. Select your vehicle's Submodel to continue.

Spectra Heater Core

Spectra Heater Core, Front, Direct Fit, Sold Individually
Spectra Heater Core Spectra Heater Core
$59.36 List Price $70.04 Save $10.68 Availability: In Stock
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  • SKU#: SPI99225
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 9.75 x 5.5 x 1.25 in.
  • Inlet Size: 0.63 in.
  • Outlet Size: 0.75 in.
  • Warranty: 1-year Spectra limited warranty
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base
Spectra Heater Core, Rear, Direct Fit, Sold Individually
Spectra Heater Core Spectra Heater Core
$53.50 List Price $63.13 Save $9.63 Availability: In Stock
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  • SKU#: SPI93025
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 6.75 x 6.25 x 1.63 in.
  • Inlet Size: 0.63 in.
  • Outlet Size: 0.63 in.
  • Warranty: 1-year Spectra limited warranty
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base

ProRad Heater Core

ProRad Heater Core, Rear, Direct Fit, Sold Individually
ProRad Heater Core ProRad Heater Core
$55.70 List Price $65.73 Save $10.03 Availability: In Stock
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  • SKU#: APDI9010029
  • Anticipated Ship Out Time: Same day - 1 business day
  • Dimensions: 8.25 x 6.75 x 1 in.
  • Inlet Size: 0.63 in.
  • Outlet Size: 0.75 in.
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base
ProRad Heater Core, Front, Direct Fit, Sold Individually
ProRad Heater Core ProRad Heater Core
$67.39 List Price $79.52 Save $12.13 Availability: In Stock
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  • SKU#: APDI9010405
  • Anticipated Ship Out Time: Same day - 1 business day
  • Dimensions: 10 x 5.25 x 1.25 in.
  • Inlet Size: 0.75 in.
  • Outlet Size: 0.63 in.
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base

AC Delco Heater Core

AC Delco Heater Core, Direct Fit, Sold Individually, Same Day - 1 Business Day
AC Delco Heater Core AC Delco Heater Core
$61.12 List Price $72.12 Save $11.00 Availability: In Stock
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  • SKU#: AC1563250
  • Warranty: 1-year or 12,000-mile AC Delco limited warranty
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base
AC Delco Heater Core, Direct Fit, Sold Individually, Same Day - 1 Business Day
AC Delco Heater Core AC Delco Heater Core
$101.56 List Price $119.84 Save $18.28 Availability: In Stock
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  • SKU#: AC1563051
  • Warranty: 1-year or 12,000-mile AC Delco limited warranty
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base
AC Delco Heater Core, Direct Fit, Sold Individually, Same Day - 1 Business Day
AC Delco Heater Core AC Delco Heater Core
$17.20 List Price $20.30 Save $3.10 Availability: In Stock
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  • SKU#: AC17113670
  • Warranty: 1-year or 12,000-mile AC Delco limited warranty
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base

Metrix Heater Core

Metrix Heater Core, 3-4 Business Days
Metrix Heater Core Metrix Heater Core
$80.95 List Price $95.52 Save $14.57 Availability: In Stock
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  • SKU#: W0133-1867241
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base

GPD Heater Core

GPD Heater Core, Front, Direct Fit, Same Day - 1 Business Day
GPD Heater Core GPD Heater Core
$60.16 List Price $70.99 Save $10.83 Availability: In Stock
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  • SKU#: GPD8231467
  • Warranty: 1-year limited warranty
Fits the following 2003 Pontiac Montana submodels:
  • 6 Cyl 3.4L | Base