APDI 9010176 HVAC Heater Core
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APDI
 Heater Core

APDI 9010176 HVAC Heater Core

Brand APDI 9010176
Construction V-Cell
Core Height 7-1/4
Core Material Copper Brass
Core Thickness 2
Core Width 7-3/8
Extended Length 5/8
Inlet Pipe Diameter 3/4
Tank Material Brass
Product line Heater Core
Fits Buick, Cadillac, and Oldsmobile · 4 vehicles

Copper-brass construction. Delivers durable heat transfer in a classic heater core design.

V-cell design. Promotes efficient airflow through the core for steady heating performance.

Brass tanks. Add corrosion resistance and dependable long-term service.

Cross-references Anchor 8209, Four Seasons 98493 and Karlyn 60040 for the same application. See all 8.

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APDI 9010176 Heater Core for GM Applications

APDI heater core part number 9010176 is a copper-brass HVAC heater core built for select 1985 GM vehicles. It is a direct-fit replacement for the heater core used in Cadillac Commercial Chassis, Cadillac DeVille, Cadillac Fleetwood, and Oldsmobile 98 applications.

Key Features

  • Brand: APDI Heater Core
  • Part number: 9010176
  • Construction: V-cell
  • Core material: Copper brass
  • Tank material: Brass
  • Core height: 7-1/4 in.
  • Core width: 7-3/8 in.
  • Core thickness: 2 in.
  • Inlet pipe diameter: 3/4 in.
  • Outlet pipe diameter: 5/8 in.

Product Details

This APDI heater core is built with a copper-brass core and brass tanks for HVAC service in GM vehicles. The V-cell construction supports heat transfer through the heater system, while the listed inlet and outlet pipe diameters help match the original hose connections. APDI 9010176 is a practical replacement choice for 1985 Cadillac DeVille, 1985 Cadillac Fleetwood, 1985 Cadillac Commercial Chassis, and 1985 Oldsmobile 98 heater core applications.

This part cross-references Four Seasons 98493 for the same application.

Common Heater Core Issues It Can Address

  • Loss of cabin heat
  • Coolant odor inside the vehicle
  • Fogging or film on the windshield from heater core leakage
  • Restricted coolant flow through the HVAC heater circuit
  • Temperature inconsistency from a worn or corroded heater core

Installation Notes and Tips

Verify core dimensions, inlet and outlet sizes, and vehicle fitment before installation. For 1985 Cadillac DeVille, 1985 Cadillac Fleetwood, 1985 Cadillac Commercial Chassis, and 1985 Oldsmobile 98 applications, confirm the HVAC housing layout and hose routing against the removed part. Flush the cooling system and inspect related hoses, clamps, and coolant condition during replacement.

Quality Assurance

APDI 9010176 is an HVAC heater core replacement built to match the listed GM application requirements and dimensional specifications for 1985 Cadillac and Oldsmobile models.

Related reading

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1985CadillacCommercial ChassisN/AHeater Core
1985CadillacDeVilleN/AHeater Core
1985CadillacFleetwoodN/AHeater Core
1985Oldsmobile98N/AHeater Core
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 8209Four Seasons — 98493Karlyn — 60040Spectra Premium — 9449318-11793905053982093053452