TYC 96049 HVAC Heater Core - Rear

Overview of TYC HVAC Heater Core 96049

The TYC HVAC Heater Core 96049 is designed for reliable heating performance in select GM vehicles. Engineered with durable aluminum construction, this heater core is compatible with Cadillac Escalade, Chevrolet Suburban 1500 and 2500, Tahoe, and GMC Yukon models, ensuring efficient cabin heating and climate control.

• Core Material: Aluminum for corrosion resistance and heat transfer
• Core Dimensions: 7.09 inches length, 6.10 inches height, 1.02 inches thickness
• Top and Bottom Headers: 1.8 x 6.83 inches
• Inlet and Outlet Connection Type: Hose clamp with 0.63 inch inlet and 0.75 inch outlet diameters
• Compatible with multiple GM full-size SUVs including Escalade, Suburban, Tahoe, and Yukon

Detailed Product Description

The TYC 96049 heater core features an aluminum core that provides efficient heat exchange and durability against corrosion. Its precise dimensions—7.09 inches in length, 6.10 inches in height, and 1.02 inches in thickness—allow for a direct replacement fit in the HVAC system of Cadillac Escalade, Chevrolet Suburban 1500 and 2500, Tahoe, and GMC Yukon models including Yukon XL 1500 and 2500. The top and bottom headers measure 1.8 by 6.83 inches, designed to maintain structural integrity and proper coolant flow. Both inlet and outlet connections use hose clamps, with diameters of 0.63 inches and 0.75 inches respectively, ensuring secure attachment to the vehicle’s coolant lines.

Common Applications and Issues Resolved

• Restores heating functionality in HVAC systems for Cadillac Escalade and Chevrolet Suburban models
• Replaces leaking or clogged heater cores causing coolant loss or poor cabin heat
• Addresses heater core corrosion or damage in GMC Yukon and Tahoe vehicles
• Eliminates unpleasant odors or fogging caused by faulty heater cores
• Improves overall HVAC system efficiency and passenger comfort

Installation Notes and Tips

• Ensure the vehicle is fully cooled before beginning heater core replacement
• Drain the cooling system to prevent spills during removal
• Verify hose clamp sizes (0.63 inch inlet, 0.75 inch outlet) for proper fitment
• Inspect and replace any worn hoses or seals during installation
• Bleed the cooling system after installation to remove air pockets

Quality Assurance and Warranty

TYC heater cores are manufactured to meet or exceed OEM specifications for fit, form, and function. The aluminum core construction offers resistance to corrosion and long service life. Part number 96049 is backed by TYC’s quality standards and typically includes a limited warranty against defects in materials and workmanship, providing confidence in your replacement part.