Help bring back steady cabin heat and windshield defrost with the Agility Auto Parts Heater Core, part number 9010444. It fits many vehicles, among them the 1998-2005 Volkswagen Passat, 1988-1991 Audi 90 and 1988-1991 Audi 90 Quattro. See the Buyer's Guide tab for the full list and engine details.
Hot engine coolant flows through the heater core's tubes while the blower pushes air across its fins. This warms the air sent to the cabin and windshield. Agility builds this core with the following features:
Signs a heater core may need replacing include weak or no cabin heat, a sweet coolant smell inside the vehicle, a greasy film fogging the windshield, damp carpet, or coolant loss with no visible outside leak. Diagnose the cause first, because a thermostat, a blend door or low coolant can produce similar symptoms.
Agility is a North American company with distribution warehouses in both Canada and the United States, and it offers a complete line of automotive heaters.
Interchange: 18-11558
1811558 · 8055 · 99118 · 92188 · 92189 · 399264 · 98233 · 8D1819030A · 8D1819030B · 8D1819031C
This part cross-references / interchanges with the following part numbers:
Will this work as a heater core replacement for a 1998-2005 VW Passat?
Yes, it is listed for the 1998-2005 Volkswagen Passat. It also fits the 1988-1991 Audi 90 and 1988-1991 Audi 90 Quattro. See the Buyer's Guide tab for other listed models.
What does an HVAC heater core do?
Hot engine coolant flows through the core's tubes while the blower pushes air across its fins. This moves heat into the air used to warm the cabin and defrost the windshield.
What are signs a heater core may need replacing?
Weak or no cabin heat, a sweet coolant smell inside, a film fogging the windshield, damp carpet or unexplained coolant loss can be signs. Diagnose first, since a thermostat or low coolant can cause similar symptoms.
Is this heater core leak tested?
Yes. Agility heaters are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.
Is it ready to install out of the box?
Yes. Agility fitment checks its heaters in the actual vehicle's heater module for a drop-in fit. Follow the vehicle service information to refill and bleed the cooling system.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
