Four Seasons 1437NK A/C Compressor and Component Kit

Reliable A/C Compressor Kit for Buick, Chevrolet, Oldsmobile, and Pontiac

The Four Seasons Complete A/C Kit 1437NK provides a comprehensive solution for restoring air conditioning performance in select Buick, Chevrolet, Oldsmobile, and Pontiac models. Designed to include all necessary components, this kit simplifies A/C system repairs and ensures compatibility with R134a refrigerant systems.

• Includes new compressor (part 58993) and accumulator (part 33134)
• Compressor oil included: PAG oil /150 for optimal lubrication
• Standard white orifice tube with 0.072 inch diameter
• Receiver drier/accumulator with 3.5 inch diameter and 8 inch length
• Gaskets and seals included for proper installation
• Compatible with R134a refrigerant systems
• Limited lifetime warranty for long-term reliability

Complete A/C Kit Product Line Overview

The Four Seasons Complete A/C Kit line is designed to provide a full replacement solution for automotive air conditioning systems. This kit includes a new compressor, accumulator, orifice tube, and all necessary seals and oil, reducing the need for multiple part purchases. The 1437NK kit is tailored for specific GM models, ensuring proper fitment and system compatibility.

Detailed Product Description

The Four Seasons Complete A/C Kit 1437NK is engineered to restore the air conditioning system in Buick Century, Chevrolet Lumina, Monte Carlo, Oldsmobile Cutlass series, and Pontiac Grand Prix and Regal models. The kit features a new compressor (part 58993) pre-filled with PAG oil /150, which is essential for compressor lubrication and system longevity. It includes a standard white orifice tube with a 0.072 inch diameter to regulate refrigerant flow accurately. The receiver drier/accumulator measures 3.5 inches in diameter and 8 inches in length, equipped with female o-ring inlet and male insert o-ring outlet fittings to ensure a secure, leak-free connection. Gaskets and seals are included to facilitate a complete and proper installation. This kit is designed for R134a refrigerant systems, common in the specified vehicle models.

Common Applications and Issues Addressed

• Replacement of worn or failed A/C compressors in Buick Century and Chevrolet Lumina
• Resolving refrigerant leaks due to damaged orifice tubes or seals
• Improving cooling performance in Oldsmobile Cutlass and Pontiac Grand Prix models
• Addressing accumulator failures that cause moisture contamination or system blockages
• Upgrading aging A/C components to restore factory-level air conditioning function

Installation Notes and Tips

• Ensure system is fully evacuated and flushed before installing the new kit components
• Verify compatibility with R134a refrigerant systems on the target vehicle
• Use the included PAG oil /150 to maintain proper compressor lubrication
• Replace all gaskets and seals to prevent leaks and ensure system integrity
• Follow manufacturer torque specifications for compressor and accumulator fittings

Quality Assurance and Warranty

The Four Seasons Complete A/C Kit 1437NK comes with a limited lifetime warranty, reflecting the brand's commitment to quality and durability. Each component is manufactured to meet or exceed OEM specifications, providing reliable performance for Buick, Chevrolet, Oldsmobile, and Pontiac air conditioning systems.