Universal Air HT400025C HVAC Heater Core - Rear

Reliable HVAC Heater Core for Cadillac, Chevrolet, and GMC

The Universal Air Heater Core Aluminum HT400025C is designed to restore efficient heating performance in select Cadillac, Chevrolet, and GMC vehicles. Engineered to meet OEM specifications, this HVAC heater core ensures consistent cabin warmth and comfort during colder months.

• Compatible with Cadillac Escalade ESV and GMC Yukon XL models
• Fits Chevrolet Suburban 1500, 2500, 3500 HD, and Yukon XL 1500/2500
• Durable aluminum construction for effective heat transfer
• Part number HT400025C for precise identification and fitment
• Direct replacement for HVAC heater core components

About the Heater Core Aluminum Product Line

The Heater Core Aluminum line by Universal Air focuses on delivering heater cores constructed from aluminum, which offers improved heat dissipation and corrosion resistance compared to traditional materials. This product line is tailored to provide reliable heating solutions for HVAC systems in various vehicle makes and models, including the Cadillac Escalade ESV and Chevrolet Suburban series.

Product Details and Compatibility

This HVAC heater core, part number HT400025C, is specifically designed for use in Cadillac Escalade ESV, Chevrolet Suburban 1500, 2500, 3500 HD, and GMC Yukon XL 1500 and 2500 models. The aluminum construction enhances thermal efficiency and durability, ensuring consistent heating performance. It serves as a direct replacement for the original heater core, maintaining proper HVAC system function and cabin comfort.

Common Issues Addressed by This Heater Core

• Insufficient cabin heat during cold weather
• Coolant leaks inside the vehicle’s HVAC system
• Reduced heater core efficiency due to corrosion or clogging
• Unpleasant odors caused by a failing heater core
• Fogging or moisture buildup on interior windows

Installation Notes and Tips

Installation of the HT400025C heater core requires removal of the dashboard and HVAC housing in the compatible Cadillac, Chevrolet, or GMC models. It is recommended to drain the cooling system before removal to prevent spills. Ensure all connections and seals are properly secured to avoid leaks. Professional installation is advised for optimal results and to maintain HVAC system integrity.

Quality Assurance and Warranty

Universal Air’s Heater Core Aluminum HT400025C is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Universal Air products typically come with a limited warranty covering defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer prior to installation.