APDI 9010405 HVAC Heater Core - Front

APDI Heater Core for GM HVAC Systems

APDI heater core Part Number 9010405 is a direct-fit HVAC heater core for select GM vehicles. Built with aluminum core and tank construction, it uses compact dimensions and OE-style inlet and outlet pipe sizing to support cabin heat transfer in the factory heater box.

This heater core is part of APDI’s Heater Core line, focused on replacement HVAC components for GM applications. It is a practical choice for restoring heat output in vehicles such as Chevrolet Uplander, Pontiac Montana, Buick Rendezvous, Buick Terraza, Saturn Relay, Pontiac Aztek, and Oldsmobile Silhouette.

Key Features

• APDI heater core, Part Number 9010405
• Aluminum core and aluminum tank construction
• Core dimensions: 10 in. height, 5-1/4 in. width, 1-1/4 in. thickness
• Inlet pipe diameter: 3/4 in.
• Outlet pipe diameter: 5/8 in.
• HVAC heater core for GM heater box applications

Product Details

APDI 9010405 is an aluminum heater core built for GM HVAC systems that require a compact, OE-style replacement. The aluminum core material and aluminum tank material support efficient heat exchange while matching the physical layout needed for front HVAC installations in the listed vehicles. If you are replacing a leaking or restricted heater core in a Chevrolet Uplander or Pontiac Montana, this APDI heater core provides the correct pipe diameters and core sizing for the application.

This part cross-references Edelmann 92007 for the same application.

Common Repair Symptoms

• Weak or inconsistent cabin heat
• Coolant odor inside the vehicle
• Fogging or film on the windshield from heater core leakage
• Coolant loss traced to the HVAC system
• Restricted coolant flow through the heater core

Installation Notes

• Verify heater core dimensions and inlet/outlet orientation before installation.
• Drain the cooling system and inspect hoses and clamps during replacement.
• Flush the cooling system if contamination or debris is present.
• Confirm fitment by year, make, model, and HVAC position before ordering.

Quality Assurance

APDI heater core 9010405 is built as a replacement HVAC component for GM applications and follows the listed dimensional and connection specifications for fitment accuracy.

Compatible Vehicles

• Fits 2005-2009 Chevrolet Uplander, Front, Heater Core
• Fits 2001-2009 Pontiac Montana, Front, Heater Core
• Fits 2002-2007 Buick Rendezvous, N/A, Heater Core
• Fits 2005-2007 Buick Terraza, Front, Heater Core
• Fits 2005-2007 Saturn Relay, Front, Heater Core
• Fits 2001-2005 Pontiac Aztek, N/A, Heater Core
• Fits 2001-2004 Oldsmobile Silhouette, Front, Heater Core