HomeHVAC > Motors, Core, Case and Related ComponentsGlobal Parts 8231596 HVAC Heater Core
Part #: 8231596

Global Parts 8231596 HVAC Heater Core

⚙️ 22 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Nissan, Frontier, 240SX, and 300ZX
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Overview of Global Parts HVAC Heater Core 8231596

The Global Parts HVAC Heater Core 8231596 is designed specifically for Nissan vehicles including the 240SX, 300ZX, and Frontier models. Constructed from durable aluminum, this heater core provides reliable heat transfer and efficient cabin heating performance.

  • Core material: Aluminum for corrosion resistance and heat efficiency
  • Core dimensions: 7.11 inches height, 5.79 inches width, 1.02 inches thickness
  • Inlet diameter: 0.63 inches for precise hose fitment
  • Non-adjustable pipe positioning for straightforward installation
  • Compatible with Nissan 240SX, 300ZX, and Frontier models

Detailed Product Description

This HVAC heater core from Global Parts, part number 8231596, is engineered to meet the specific heating requirements of Nissan 240SX, 300ZX, and Frontier vehicles. The aluminum core material ensures effective heat conduction while resisting corrosion, which is critical for maintaining long-term HVAC system performance. The core measures 7.11 inches in height, 5.79 inches in width, and 1.02 inches in thickness, providing a precise fit within the HVAC housing. The inlet diameter of 0.63 inches matches OEM specifications, ensuring compatibility with existing hoses and connections. The pipe positioning is fixed, simplifying installation without the need for adjustments.

Common Applications and Problem Resolution

  • Restores proper cabin heating in Nissan 240SX, 300ZX, and Frontier vehicles
  • Replaces leaking or clogged heater cores causing coolant loss
  • Eliminates reduced heat output due to core blockages or corrosion
  • Addresses HVAC system overheating or coolant circulation issues
  • Prevents fogging and windshield defrosting problems related to heater core failure

Installation Notes and Tips

  • Ensure coolant system is fully drained before removal
  • Verify hose and pipe connections match the 0.63-inch inlet diameter
  • Handle the aluminum core carefully to avoid damage during installation
  • Flush the cooling system to remove debris before installing the new heater core
  • Check for proper sealing to prevent coolant leaks after installation

Quality Assurance and Warranty

Global Parts provides this HVAC heater core with manufacturing quality controls to meet OEM standards. The aluminum construction offers durability and corrosion resistance essential for long-term operation. While specific warranty details are not provided, Global Parts products typically come with limited warranties covering defects in materials and workmanship. It is recommended to consult the product documentation or supplier for exact warranty terms related to part number 8231596.

This part fits 22 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2004NissanFrontierCrew Cab Pickup3.3LV6N/ADoes Not Contain Inlet or Outlet Tubes; Use 8221324 Heater Core Tubes
2004NissanFrontierCrew Cab Pickup2.4LL4N/ADoes Not Contain Inlet or Outlet Tubes; Use 8221324 Heater Core Tubes
2003NissanFrontierCrew Cab Pickup3.3LV6N/ADoes Not Contain Inlet or Outlet Tubes; Use 8221324 Heater Core Tubes
2003NissanFrontierCrew Cab Pickup2.4LL4N/ADoes Not Contain Inlet or Outlet Tubes; Use 8221324 Heater Core Tubes
2002NissanFrontierCrew Cab Pickup3.3LV6N/ADoes Not Contain Inlet or Outlet Tubes; Use 8221324 Heater Core Tubes
2002NissanFrontierCrew Cab Pickup2.4LL4N/ADoes Not Contain Inlet or Outlet Tubes; Use 8221324 Heater Core Tubes
1998Nissan240SX2.4LL4N/A
1997Nissan240SX2.4LL4N/A
1996Nissan240SX2.4LL4N/A
1996Nissan300ZX3.0LV6N/A
1995Nissan240SX2.4LL4N/A
1995Nissan300ZX3.0LV6N/A
1994Nissan240SX2.4LL4N/A
1994Nissan300ZX3.0LV6N/A
1993Nissan240SX2.4LL4N/A
1993Nissan300ZX3.0LV6N/A
1992Nissan240SX2.4LL4N/A
1992Nissan300ZX3.0LV6N/A
1991Nissan240SX2.4LL4N/A
1991Nissan300ZX3.0LV6N/A
1990Nissan240SX2.4LL4N/A
1990Nissan300ZX3.0LV6N/A

* 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.