APDI 9010256 HVAC Heater Core

APDI 9010256 Heater Core for GM Applications

APDI 9010256 is an aluminum HVAC heater core built for GM heater systems that need reliable heat transfer and a direct-fit replacement layout. It is listed for 1995-1999 Buick Riviera and 1995-1999 Oldsmobile Aurora, making it a focused choice for owners searching for a heater core for Buick Riviera or Oldsmobile Aurora heating repair.

Key Features

• Aluminum core and aluminum tank construction
• Core height: 10-1/4 in.
• Core width: 6-3/4 in.
• Core thickness: 1 in.
• Inlet pipe diameter: 5/8 in.
• Outlet pipe diameter: 3/4 in.
• HVAC heater core for GM heater applications

Product Details

This APDI heater core, part number 9010256, is built with aluminum for both the core and tank to support efficient heat exchange in the vehicle HVAC system. The compact dimensions and pipe sizes are specified for the listed GM fitments, helping match the original heater core layout in 1995-1999 Buick Riviera and 1995-1999 Oldsmobile Aurora models. This part cross-references Four Seasons 90049 for the same application.

What It Helps Fix

• Weak or inconsistent cabin heat
• Coolant odor inside the vehicle
• Leaking heater core housing area
• Restricted coolant flow through the HVAC heater circuit
• Heat loss caused by a damaged or corroded core

Installation Notes and Tips

Verify inlet and outlet pipe sizes, core dimensions, and vehicle fitment before installation. For best results, inspect heater hoses, clamps, and the HVAC case for wear or contamination while replacing the core. Fits 1995-1999 Buick Riviera, heater core. Fits 1995-1999 Oldsmobile Aurora, heater core.

Quality Assurance

APDI supplies HVAC replacement components for GM applications, and this heater core is built to the listed aluminum construction and dimensional specifications for the stated vehicles. Part number 9010256 is also referenced by Spectra Premium 93049 and 98049 for the same application.