Global Parts 8231505 HVAC Heater Core

Heater Core for Audi and Volkswagen Applications

Global Parts 8231505 is a specific-fit HVAC heater core built with an aluminum construction for direct replacement service. It transfers heat from the engine cooling system into the cabin, helping restore proper interior heat output in compatible Audi and Volkswagen models.

Key Features

• Specific-fit heater core for direct application matching
• Aluminum construction for HVAC heat transfer service
• Compatible with select Audi A4, A4 Quattro, S4, S8, Cabriolet, 80, 80 Quattro, 90, 90 Quattro, and Coupe Quattro applications
• Also fits 2001-2005 Volkswagen Passat applications
• Global Parts part number 8231505 for catalog lookup and ordering

Detailed Description

This HVAC heater core is intended for vehicles that rely on coolant flow through the heater core to warm the passenger compartment. Global Parts 8231505 is a specific-fit replacement, not a universal unit, and its aluminum design supports efficient heat transfer in the HVAC system. It cross-references Spectra Premium 98233 for the same application. This part number 8231505 is listed for multiple Audi and Volkswagen platforms, including Audi A4, Audi A4 Quattro, and Volkswagen Passat coverage.

Fitment

• Fits 2001-2005 Volkswagen Passat, N/A
• Fits 2000-2002 Audi S4, N/A
• Fits 2001 Audi A4, N/A
• Fits 1996-1998 Audi A4, N/A
• Fits 2001 Audi A4 Quattro, N/A
• Fits 1996-1998 Audi A4 Quattro, N/A
• Fits 2001 Audi S8, N/A
• Fits 1994-1998 Audi Cabriolet, N/A
• Fits 1993 Audi 90, N/A
• Fits 1990-1991 Audi 90, N/A
• Fits 1990-1993 Audi 90 Quattro, N/A
• Fits 1990-1992 Audi 80, N/A
• Fits 1990-1992 Audi 80 Quattro, N/A
• Fits 1990-1991 Audi Coupe Quattro, N/A

Common Issues This Part Can Address

• Weak or uneven cabin heat
• Coolant odor inside the vehicle
• Heater core leakage in the HVAC case
• Restricted heat transfer through a clogged core
• Loss of defrost performance caused by poor heater output

Installation Notes and Tips

Verify the vehicle’s year, make, and model against the listed fitment before installation. Because heater core replacement often requires access to the HVAC case, inspect coolant hoses, clamps, and surrounding components during service. Confirm the cooling system is properly filled and bled after installation to restore normal heater operation.

Quality Assurance

Global Parts 8231505 is cataloged as a specific-fit aluminum HVAC heater core for the listed Audi and Volkswagen applications. The part is identified with established interchange references, including Spectra Premium 98233, to support application matching during replacement selection.