TYC 96045 HVAC Heater Core

TYC 96045 Heater Core for Cavalier and Sunfire

Restore cabin heat and coolant-to-air heat transfer with the TYC 96045 HVAC heater core. This aluminum heater core is built for direct replacement service on select Chevrolet Cavalier and Pontiac Sunfire models from 1995-2005, with hose clamp inlet and outlet connections for a straightforward OE-style fit.

Key Features

• Aluminum core construction for efficient heat exchange
• Core dimensions: 7.11 in. height, 6.22 in. length, 1.02 in. thickness
• 0.63 in. inlet and outlet diameters with hose clamp connections
• Top and bottom header dimensions: 1.8 x 7.78
• Direct replacement HVAC heater core for select GM compact cars
• TYC 96045 cross-references OE and aftermarket numbers for the same application

Detailed Description

The TYC 96045 heater core is a replacement HVAC core engineered for vehicles that rely on compact packaging and hose clamp-style coolant connections. Its aluminum core material supports heat transfer within the heater box, while the listed dimensions help confirm fitment before installation. This part is used in 1995-2005 Chevrolet Cavalier and 1995-2005 Pontiac Sunfire applications, making it a practical choice when servicing the heating system on these platforms. The TYC 96045 also cross-references ACDelco 15-60058 and Spectra Premium 94761 for the same application.

Common Issues This Part May Address

• Weak or inconsistent cabin heat
• Coolant odor inside the vehicle
• Heater core leakage
• Fogging from heater system moisture
• Restricted heat output from a clogged core

Installation Notes and Tips

Verify the inlet and outlet diameters, header dimensions, and overall core size against the removed unit before installation. Drain the cooling system, disconnect the hose clamp connections carefully, and inspect heater hoses and clamps for wear before reassembly. After installation, refill and bleed the cooling system according to the vehicle service procedure to help prevent air pockets and uneven heater performance.

Quality Assurance

TYC replacement HVAC components are built to meet application-specific fitment requirements for service use. Confirm the part number 96045 against your vehicle details and existing heater core measurements before ordering.