Four Seasons 92189 HVAC Heater Core

Four Seasons 92189 Heater Core for Volkswagen Passat

Four Seasons 92189 is an aluminum HVAC heater core built for direct-fit replacement in select Volkswagen Passat applications. It is engineered to meet or exceed OEM requirements and uses a compact aluminum core design for efficient cabin heat transfer.

Compatible with 1998-2005 Volkswagen Passat heater core applications, including 2004-2005 Volkswagen Passat HVAC heater core with aluminum design. This Four Seasons heater core is sized at 8-3/4 in. long, 5-3/4 in. wide, and 1-1/2 in. thick for the listed fitments.

Key Features

• Part number: 92189
• Four Seasons Heater Core product line
• Aluminum core material and aluminum heater core style
• Meets or exceeds OEM specifications
• Core dimensions: 8-3/4 in. length, 5-3/4 in. width, 1-1/2 in. thickness
• Tube size: 0.750 in. / 19.050 mm
• Direct replacement for select Volkswagen Passat HVAC systems

Product Details

The Four Seasons heater core line focuses on HVAC replacement parts built around OE-style fit and material selection. Part number 92189 uses an aluminum core construction to support heat exchange inside the vehicle’s HVAC case, helping restore proper cabin heating performance in the Volkswagen Passat. Cross-reference part numbers for this application include Dorman - HELP 91189 and Spectra Premium 98233.

Common Issues This Part Can Address

• Weak or inconsistent cabin heat
• Coolant odor inside the vehicle
• Fogging caused by heater core leakage
• Loss of heat output from a restricted core
• HVAC performance problems tied to a damaged heater core

Installation Notes and Tips

Verify the vehicle year and HVAC configuration before installation. This heater core is listed for 1998-2005 Volkswagen Passat applications, with 2004-2005 models noted for HVAC heater core use with aluminum design. Confirm tube size and core dimensions against the original part before removing the old unit. Proper cooling system service and leak checks after installation help confirm correct operation.

Quality Assurance

Four Seasons 92189 is specified to meet or exceed OEM requirements for the listed Volkswagen Passat fitments. The aluminum construction and OE-style dimensions support accurate replacement in the factory HVAC system.