Global Parts 8231571 HVAC Heater Core

BMW Heater Core Replacement

Restore cabin heat with this Global Parts HVAC heater core, part number 8231571. Built as a specific-fit replacement with an aluminum core, it is made for BMW applications that rely on efficient coolant-to-air heat transfer for interior climate control.

Key Features

• Specific-fit heater core for direct application matching
• Aluminum construction for efficient heat transfer
• Designed for BMW HVAC systems that use engine coolant to warm cabin air
• Part number 8231571 for easy identification and ordering
• Cross-references APDI 9010637 and OSC 98068 for the same application

Detailed Description

Global Parts 8231571 is an HVAC heater core engineered for BMW 525i, 530i, 528i, 535i, 550i, 645Ci, 650Ci, 650i, M5, and M6 applications across the listed model years. As a specific-fit aluminum heater core, it transfers heat from the engine cooling system into the passenger compartment through the vehicle’s HVAC system. This part number 8231571 is a direct replacement choice for BMW owners addressing heater performance concerns on 2004-2010 vehicles.

This part cross-references APDI 9010637 and OSC 98068 for the same application.

What It Is Used For

• Loss of cabin heat in cold weather
• Restricted coolant flow through the heater circuit
• Uneven or weak defrost performance
• Coolant odor or moisture related to heater core failure
• Restoring HVAC heat output on BMW 525i, 530i, 528i, 535i, 550i, 645Ci, 650Ci, 650i, M5, and M6 models

Installation Notes and Tips

Verify the vehicle’s year, model, and HVAC configuration before installation. Because heater core replacement typically requires access to the HVAC case, inspect coolant hoses, clamps, and related seals during service. Confirm the part number 8231571 against the original unit and compare the connection layout before reassembly.

Quality Assurance

Global Parts supplies this heater core as a specific-fit replacement built from aluminum for consistent heat transfer performance in the listed BMW applications.