Universal Air HT399428C HVAC Heater Core

Heater Core for Mazda CX-5

Universal Air HT399428C is an aluminum HVAC heater core for select Mazda CX-5 models. It is built for 2013-2020 Mazda CX-5 applications and supports cabin heat transfer through the vehicle’s climate control system.

Key Features

• Aluminum heater core construction
• Direct fit for 2013-2020 Mazda CX-5 applications
• HVAC heater core replacement for in-dash heating service
• Brand line: Heater Core Aluminum
• Part number HT399428C for identification and ordering

Application Details

This heater core is listed for 2013-2020 Mazda CX-5, N/A. It is a fitment-specific HVAC component for Mazda CX-5 heating system repair and replacement. The HT399428C part number should be matched to the vehicle application before installation.

Common Problems It 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
• Heating system performance issues in Mazda CX-5 models

Installation Notes

Verify year, make, model, and HVAC configuration before service. Heater core replacement typically requires access to the HVAC case, so confirm the vehicle’s service procedure and inspect related hoses, seals, and coolant condition during installation. Use HT399428C only on the listed Mazda CX-5 fitment.

Quality Assurance

Universal Air identifies this part under the Heater Core Aluminum product line for fitment-specific HVAC service. Part number HT399428C is cataloged for 2013-2020 Mazda CX-5 applications.