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Global Parts 8231299 HVAC Heater CoreOE Quality 60-Day Returns
Part #: 8231299

Global Parts 8231299 HVAC Heater Core

⚙️ 86 vehicles fit this part
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Select your vehicle to confirm fitment
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, GMC, and Oldsmobile, S10 Blazer, Jimmy, Bravada, S10, Sonoma, and S15
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Overview of Global Parts HVAC Heater Core 8231299

The Global Parts HVAC Heater Core 8231299 is designed for reliable heating performance in select Chevrolet, GMC, and Oldsmobile vehicles. Engineered with durable aluminum construction, this heater core ensures efficient heat transfer and long-lasting operation for models like the Chevrolet S10 Blazer and GMC Jimmy.

  • Core material: Aluminum for enhanced heat conduction and corrosion resistance
  • Core dimensions: 7.68 inches width, 5.48 inches height, 1.26 inches thickness
  • Inlet diameter: 0.63 inches for precise hose fitment
  • Non-adjustable pipe positioning for straightforward installation
  • Compatible with Chevrolet Bravada, GMC S15, Oldsmobile S10, and related models

Detailed Product Description

This HVAC heater core from Global Parts features an aluminum core that provides efficient heat exchange while resisting corrosion common in older or high-mileage vehicles. The core measures 7.68 inches wide by 5.48 inches high and 1.26 inches thick, dimensions that match OEM specifications for proper fit and function. The inlet diameter of 0.63 inches ensures compatibility with factory heater hoses, maintaining a secure and leak-free connection. The pipe positioning is fixed, which simplifies installation by matching the original equipment layout without the need for adjustments.

Designed specifically for use in Chevrolet, GMC, and Oldsmobile vehicles, this heater core is compatible with models including the Chevrolet S10, S10 Blazer, Bravada, GMC Jimmy, S15, and Sonoma. Using part number 8231299 guarantees you receive the correct replacement component tailored to these vehicles' HVAC systems.

Common Applications and Problem Resolution

  • Restores heating function in vehicles with clogged or leaking heater cores
  • Eliminates coolant leaks inside the passenger cabin
  • Prevents engine overheating caused by compromised heater core flow
  • Resolves fogging or moisture buildup on interior windows due to heater core failure
  • Replaces corroded or damaged cores to maintain HVAC system efficiency

Installation Notes and Tips

  • Ensure the cooling system is fully drained before removing the old heater core
  • Verify hose connections match the 0.63-inch inlet diameter for a proper seal
  • Handle the aluminum core carefully to avoid bending or damage during installation
  • Check for any debris or blockages in the heater hoses before reassembly
  • Bleed the cooling system after installation to remove air pockets and ensure optimal heater performance

Quality Assurance and Warranty Information

Global Parts manufactures this heater core to meet or exceed OEM standards for durability and performance. The aluminum construction offers resistance to corrosion and wear, contributing to a longer service life. Part number 8231299 is backed by a limited warranty covering defects in materials and workmanship, providing confidence in the product's reliability for Chevrolet, GMC, and Oldsmobile HVAC repairs.

This part fits 86 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1994ChevroletS10 Blazer4.3LV6N/AFits models equipped with air conditioning.
1994GMCJimmy4.3LV6N/AFits models equipped with air conditioning.
1994OldsmobileBravada4.3LV6N/AFits models equipped with air conditioning.
1993ChevroletS104.3LV6N/AFits models equipped with air conditioning.
1993ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1993ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1993ChevroletS10 Blazer4.3LV6N/AFits models equipped with air conditioning.
1993GMCJimmy4.3LV6N/AFits models equipped with air conditioning.
1993GMCSonoma4.3LV6N/AFits models equipped with air conditioning.
1993GMCSonoma2.5LL4N/AFits models equipped with air conditioning.
1993GMCSonoma2.8LV6N/AFits models equipped with air conditioning.
1993OldsmobileBravada4.3LV6N/AFits models equipped with air conditioning.
1992ChevroletS104.3LV6N/AFits models equipped with air conditioning.
1992ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1992ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1992ChevroletS10 Blazer4.3LV6N/AFits models equipped with air conditioning.
1992GMCJimmy4.3LV6N/AFits models equipped with air conditioning.
1992GMCSonoma4.3LV6N/AFits models equipped with air conditioning.
1992GMCSonoma2.5LL4N/AFits models equipped with air conditioning.
1992GMCSonoma2.8LV6N/AFits models equipped with air conditioning.
1992OldsmobileBravada4.3LV6N/AFits models equipped with air conditioning.
1991ChevroletS104.3LV6N/AFits models equipped with air conditioning.
1991ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1991ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1991ChevroletS10 Blazer4.3LV6N/AFits models equipped with air conditioning.
1991GMCSonoma4.3LV6N/AFits models equipped with air conditioning.
1991GMCSonoma2.5LL4N/AFits models equipped with air conditioning.
1991GMCSonoma2.8LV6N/AFits models equipped with air conditioning.
1991OldsmobileBravada4.3LV6N/AFits models equipped with air conditioning.
1990ChevroletS104.3LV6N/AFits models equipped with air conditioning.
1990ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1990ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1990ChevroletS10 Blazer4.3LV6N/AFits models equipped with air conditioning.
1990GMCS154.3LV6N/AFits models equipped with air conditioning.
1990GMCS152.5LL4N/AFits models equipped with air conditioning.
1990GMCS152.8LV6N/AFits models equipped with air conditioning.
1989ChevroletS104.3LV6N/AFits models equipped with air conditioning.
1989ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1989ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1989ChevroletS10 Blazer2.8LV6N/AFits models equipped with air conditioning.
1989ChevroletS10 Blazer4.3LV6N/AFits models equipped with air conditioning.
1989GMCS154.3LV6N/AFits models equipped with air conditioning.
1989GMCS152.5LL4N/AFits models equipped with air conditioning.
1989GMCS152.8LV6N/AFits models equipped with air conditioning.
1988ChevroletS104.3LV6N/AFits models equipped with air conditioning.
1988ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1988ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1988ChevroletS10 Blazer2.8LV6N/AFits models equipped with air conditioning.
1988ChevroletS10 Blazer2.5LL4N/AFits models equipped with air conditioning.
1988ChevroletS10 Blazer4.3LV6N/AFits models equipped with air conditioning.
1988GMCS154.3LV6N/AFits models equipped with air conditioning.
1988GMCS152.5LL4N/AFits models equipped with air conditioning.
1988GMCS152.8LV6N/AFits models equipped with air conditioning.
1987ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1987ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1987ChevroletS10 Blazer2.8LV6N/AFits models equipped with air conditioning.
1987ChevroletS10 Blazer2.5LL4N/AFits models equipped with air conditioning.
1987GMCS152.5LL4N/AFits models equipped with air conditioning.
1987GMCS152.8LV6N/AFits models equipped with air conditioning.
1986ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1986ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1986ChevroletS10 Blazer2.8LV6N/AFits models equipped with air conditioning.
1986ChevroletS10 Blazer2.5LL4N/AFits models equipped with air conditioning.
1986GMCS152.5LL4N/AFits models equipped with air conditioning.
1986GMCS152.8LV6N/AFits models equipped with air conditioning.
1985ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1985ChevroletS101.9LL4N/AFits models equipped with air conditioning.
1985ChevroletS102.2LL4N/AFits models equipped with air conditioning.
1985ChevroletS102.5LL4N/AFits models equipped with air conditioning.
1985ChevroletS10 Blazer2.8LV6N/AFits models equipped with air conditioning.
1985ChevroletS10 Blazer2.5LL4N/AFits models equipped with air conditioning.
1985GMCS151.9LL4N/AFits models equipped with air conditioning.
1985GMCS152.2LL4N/AFits models equipped with air conditioning.
1985GMCS152.5LL4N/AFits models equipped with air conditioning.
1985GMCS152.8LV6N/AFits models equipped with air conditioning.
1984ChevroletS10 Blazer2.8LV6N/AFits models equipped with air conditioning.
1984ChevroletS10 Blazer2.0LL4N/AFits models equipped with air conditioning.
1984ChevroletS10 Blazer1.9LL4N/AFits models equipped with air conditioning.
1984ChevroletS10 Blazer2.2LL4N/AFits models equipped with air conditioning.
1983ChevroletS10 Blazer2.8LV6N/AFits models equipped with air conditioning.
1983ChevroletS10 Blazer2.0LL4N/AFits models equipped with air conditioning.
1983ChevroletS10 Blazer1.9LL4N/AFits models equipped with air conditioning.
1982ChevroletS102.8LV6N/AFits models equipped with air conditioning.
1982ChevroletS101.9LL4N/AFits models equipped with air conditioning.
1982GMCS151.9LL4N/AFits models equipped with air conditioning.
1982GMCS152.8LV6N/AFits models equipped with air conditioning.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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