Four Seasons 98501 HVAC Heater Core

Reliable Heater Core Replacement for Classic GM Vehicles

The Four Seasons Heater Core 98501 is designed to restore efficient heating performance in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Engineered with durable aluminum construction, this heater core meets or exceeds OEM specifications to ensure dependable operation and long service life.

• Core dimensions: 10-1/4 inches length, 5-1/2 inches width, 1-1/4 inches thickness
• Constructed from corrosion-resistant aluminum for enhanced durability
• Compatible with multiple GM models including Chevrolet Impala, Buick LeSabre, Cadillac DeVille, and Pontiac Bonneville
• Meets or exceeds original equipment manufacturer (OEM) standards
• Part number 98501 for precise identification and fitment

Four Seasons Heater Core Product Line Overview

The Four Seasons Heater Core line focuses on delivering reliable HVAC core components that maintain proper cabin heating and comfort. This aluminum heater core is part of that line, offering a balance of durability and efficient heat transfer. The design ensures compatibility with a range of GM vehicles, providing a direct replacement that supports factory performance.

Detailed Product Description and Specifications

This HVAC heater core features a core height of 10.25 inches, width of 5.5 inches, and a depth of 1.25 inches, constructed entirely from aluminum to resist corrosion and improve heat dissipation. The heater core includes two inlet/outlet tubes measuring 0.625 inches and 0.75 inches in diameter respectively, facilitating proper coolant flow. The fixed pipe positioning design simplifies installation without the need for adjustments. This part is specifically engineered for use in classic GM vehicles such as the Chevrolet Caprice, Buick Century, Cadillac Fleetwood, Oldsmobile Delta 88, and Pontiac Safari.

Common Applications and Issues Addressed

• Restores heating functionality in vehicles with leaking or clogged heater cores
• Eliminates coolant odors inside the cabin caused by damaged cores
• Prevents engine overheating related to heater core failures
• Resolves inconsistent cabin temperature and poor heat output
• Replaces corroded or deteriorated OEM heater cores in GM models

Installation Notes and Tips

• Ensure compatibility with your specific make and model before installation
• Drain the cooling system prior to heater core removal to avoid spills
• Handle the aluminum core carefully to prevent damage to fins and tubes
• Check and replace any worn hoses or clamps during installation
• Bleed the cooling system after installation to remove air pockets

Quality Assurance and Warranty Information

The Four Seasons Heater Core 98501 is manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. This part undergoes rigorous quality control to maintain consistent fit and function. While specific warranty details may vary, Four Seasons products typically include a limited warranty against defects in materials and workmanship.