Four Seasons 2646NK A/C Compressor and Component Kit - Front

Overview of Four Seasons Complete A/C Kit 2646NK

The Four Seasons Complete A/C Kit 2646NK provides a comprehensive solution for restoring air conditioning performance in select GM vehicles. Designed specifically for models like the Chevrolet Camaro, Pontiac Firebird, and Cadillac Eldorado, this kit includes all essential components for a reliable A/C system rebuild.

• Includes new compressor (part 58231) with Pag oil (150 type) pre-filled
• Equipped with orifice tubes featuring a 0.072-inch diameter and white standard style
• Receiver drier/accumulator with 3.5-inch diameter and 9-inch length, featuring female o-ring inlet and male insert o-ring outlet fittings
• Compatible with R134a refrigerant systems
• Limited lifetime warranty for long-term assurance

Detailed Product Features and Specifications

This Complete A/C Kit from Four Seasons is engineered to meet the specific needs of HVAC systems in Buick, Cadillac, Chevrolet, GMC, and Pontiac vehicles, including the Camaro, Eldorado, Firebird, G20, G30, Riviera, S10, S15, and Seville models. The kit includes a new compressor (part number 58231) pre-charged with Pag oil type 150, ensuring proper lubrication and system longevity. The orifice tube, a critical expansion device, is a standard white tube with a 0.072-inch diameter, designed to regulate refrigerant flow accurately.

The receiver drier/accumulator measures 3.5 inches in diameter and 9 inches in length, with inlet and outlet fittings sized at 0.75 inches (19.05 mm). The inlet fitting uses a female o-ring, while the outlet fitting features a male insert o-ring, ensuring secure and leak-free connections. This kit is intended for use with R134a refrigerant, the standard for many GM A/C systems.

About the Four Seasons Complete A/C Kit Line

The Complete A/C Kit line by Four Seasons offers a full set of components necessary for a thorough air conditioning system repair or replacement. This approach simplifies the repair process by providing matched parts, including the compressor, accumulator, orifice tube, and necessary oils. The 2646NK kit exemplifies this by combining these elements into one package tailored for specific GM vehicle models, reducing the risk of compatibility issues and ensuring system integrity.

Common Applications and Problem Resolution

• Restores cooling performance in Chevrolet Camaro and Pontiac Firebird A/C systems
• Replaces worn or failed compressors in Cadillac Eldorado and Buick Riviera
• Addresses refrigerant flow issues caused by clogged orifice tubes
• Eliminates moisture and contaminants with a new receiver drier/accumulator
• Prevents compressor damage by supplying proper Pag oil lubrication

Installation Notes and Tips

• Ensure system is evacuated and flushed before installing the new kit components
• Verify compatibility with vehicle refrigerant type R134a prior to installation
• Use proper torque specifications on fittings to avoid leaks
• Replace all included components together to maintain system balance and performance
• Check for any additional worn hoses or seals during installation

Quality Assurance and Warranty Information

The Four Seasons Complete A/C Kit 2646NK is backed by a limited lifetime warranty, reflecting the brand's commitment to quality and durability. Each component is manufactured to meet or exceed OEM specifications, ensuring reliable operation and long service life in compatible Buick, Cadillac, Chevrolet, GMC, and Pontiac vehicles.