APDI 9010458 HVAC Heater Core - Front

APDI Heater Core for Acura and Mazda

APDI heater core Part Number 9010458 is an aluminum HVAC heater core built for direct-fit replacement in select Acura and Mazda applications. It uses aluminum core and tank construction with 5/8-inch inlet and outlet pipe diameters for a straightforward match to the original heater circuit.

Compatible With 2000-2006 Mazda MPV, front, and 1996 Acura SLX with AC. This heater core is sized with a 4-7/8-inch core height, 10-1/4-inch core width, and 1-inch core thickness to align with the listed vehicle applications.

Key Features

• APDI heater core, Part Number 9010458
• Aluminum core and aluminum tank construction
• 5/8-inch inlet pipe diameter
• 5/8-inch outlet pipe diameter
• Core dimensions: 4-7/8 in. height, 10-1/4 in. width, 1 in. thickness
• Direct replacement for select Mazda MPV and Acura SLX HVAC systems

Product Details

This APDI Heater Core is a replacement HVAC heater core for vehicles that use an aluminum core assembly with matching aluminum tanks. The part number 9010458 is listed for 2000-2006 Mazda MPV front heater core applications and for the 1996 Acura SLX with AC. It is built around the specified tube size and core dimensions to support proper connection and fitment in the heater housing.

This part cross-references Dorman - HELP 92049 and 99368 for the same application.

Common Heater Core Issues

• Loss of cabin heat from a leaking or restricted heater core
• Coolant odor inside the vehicle from heater core seepage
• Fogging or film on the inside of the windshield caused by HVAC coolant leakage
• Uneven or weak heat output through the climate control system
• Coolant loss traced to the HVAC heater core circuit

Installation Notes

Verify the vehicle year, make, model, and HVAC configuration before installation. Confirm inlet and outlet pipe diameter, core dimensions, and heater box layout against the original unit. On the listed Mazda MPV and Acura SLX applications, access to the heater core may require removal of interior trim and HVAC components.

Quality Assurance

APDI heater cores are cataloged by application and dimension to support accurate replacement selection. Part Number 9010458 is specified for the listed fitments and uses aluminum construction throughout the core and tanks.