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Vehicle Fit

This new replacement heater core is just what you need to get your vehicle in good running form again!


  • Core measurements: 8 x 6 x 2 inches
  • 5/8 inch inlet tube
  • 3/4 inch outlet tube
  • Direct replacement
  • Replaces dealer part number: 52479878
  • Built to strict quality control standards

Please note: Due to new advances in design and technology, this heater core may be constructed from materials that are different from your original. If so, the heater core will still fit and function properly but will be more efficient.

If your heater is not producing heat, or you can smell coolant inside your vehicle, or you see coolant leaking inside your vehicle it is time to replace your heater core.

If the coolant in your vehicle has not been properly maintained it can corrode and or block the coolant tubes inside your heater core. Once the heater core is blocked or leaking the only effective repair is to replace the heater core.

Left Hand Drive Note:

“All of our auto parts are intended for Left Hand Drive USDM vehicles and might not have been tested on Right Hand Drive platforms. If your vehicle is Right Hand Drive, please do your research prior to making a purchase to ensure the part is correct for your specific vehicle.”

Item Condition: New

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Year Make Model Description
1983-1994Chevy Blazer S10 Chevy Blazer S10 with Air Conditioning Heater Core
1982-1993Chevy S10 Pickup Chevy S10 Pickup with Air Conditioning Heater Core
1983-1994GMC Jimmy S-15 GMC Jimmy S-15 with Air Conditioning Heater Core
1982-1990GMC S-15 Pickup GMC S-15 Pickup with Air Conditioning Heater Core
1991-1993GMC S-15 Sonoma GMC S-15 Sonoma with Air Conditioning Heater Core
1991GMC Syclone GMC Syclone Heater Core
1992-1993GMC Typhoon GMC Typhoon Heater Core
1991-1994Oldsmobile Bravada Olds Bravada Heater Core
Part #: 1AHCC00009

Out of Stock