Four Seasons 1739NK A/C Compressor and Component Kit - Front

Reliable A/C Compressor Kit for GM Trucks and SUVs

The Four Seasons Complete A/C Kit 1739NK provides a comprehensive solution for restoring air conditioning performance in select Cadillac, Chevrolet, and GMC vehicles. Designed specifically for models like the Chevrolet Silverado 1500 and GMC Sierra 2500, this kit includes all essential components to ensure efficient cooling and system longevity.

• Includes new compressor (part 58901) with Pag oil (type 150) pre-filled
• Equipped with orifice tubes featuring a 0.072-inch diameter and black standard style
• Receiver drier/accumulator with 3.5-inch diameter and 8-inch length, featuring P-nut inlet and outlet fittings
• Complete gasket and seal set 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 engineered to provide a full replacement solution for vehicle air conditioning systems. This kit combines a new compressor with all necessary components such as the accumulator, orifice tube, and seals, simplifying repairs and ensuring component compatibility. The 1739NK kit is tailored for heavy-duty GM trucks and SUVs, offering a streamlined installation process and system integrity.

Detailed Product Description

This A/C compressor kit includes a new compressor (part number 58901) pre-charged with Pag oil type 150, which is essential for proper lubrication and compressor longevity. The kit also contains an accumulator (part 83208) designed with a 3.5-inch diameter and 8-inch length, featuring P-nut fittings on both inlet and outlet for secure connections. The orifice tube (part 38638) has a 0.072-inch diameter and comes in a black standard style, ensuring precise refrigerant flow control. Gaskets and seals are included to maintain system integrity and prevent leaks. This kit is compatible with R134a refrigerant, commonly used in the specified GM models.

Applications and Common Issues Addressed

• Restores cooling performance in Cadillac Escalade and Escalade EXT air conditioning systems
• Replaces worn or failing compressors in Chevrolet Avalanche 1500 and 2500 models
• Solves refrigerant leaks and pressure loss in GMC Sierra 1500 HD and 2500 HD A/C systems
• Addresses accumulator or orifice tube blockages causing reduced airflow in Silverado 3500 and Suburban 2500
• Improves system reliability in Yukon XL 1500 and 2500 air conditioning units

Installation Notes and Tips

• Ensure system is fully evacuated and flushed before installation to prevent contamination
• Use the included gaskets and seals to avoid refrigerant leaks
• Verify compatibility with vehicle refrigerant type R134a prior to installation
• Follow manufacturer torque specifications for P-nut fittings on the accumulator
• Charge the system with the correct amount of refrigerant after installation

Quality Assurance and Warranty

The Four Seasons Complete A/C Kit 1739NK 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 performance in Cadillac, Chevrolet, and GMC trucks and SUVs. This warranty provides added confidence for professional technicians and vehicle owners alike.