Four Seasons 1484NK A/C Compressor and Component Kit - Front

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

The Four Seasons Complete A/C Kit 1484NK provides a comprehensive solution for restoring air conditioning performance in select Buick, Chevrolet, GMC, and Oldsmobile models. Designed specifically for vehicles like the Envoy, Trailblazer, and Bravada, this kit includes all essential components to ensure efficient cooling and system reliability.

• Includes new compressor (part 78561) with compressor oil
• Equipped with orifice tubes featuring a 0.072-inch diameter and white standard style
• Receiver drier/accumulator with 3.5-inch diameter and 8-inch length
• Receiver drier inlet and outlet fittings sized at 0.75 inches with P-nut fitting type
• Compatible with R134a refrigerant systems
• Limited lifetime warranty for long-term assurance

About the Four Seasons Complete A/C Kit Product Line

The Complete A/C Kit from Four Seasons is designed to provide a full replacement solution for vehicle air conditioning systems. This product line includes all necessary components such as a new compressor, accumulator, orifice tube, and compressor oil, ensuring compatibility and optimal performance. The 1484NK kit is tailored for specific GM models, offering a streamlined repair process without the need to source individual parts separately.

Detailed Product Description

This A/C compressor kit includes a new compressor (part number 78561) pre-filled with the appropriate compressor oil, ensuring proper lubrication from the start. The included orifice tube has a 0.072-inch diameter and is white in color with a standard style, designed to regulate refrigerant flow accurately. The receiver drier/accumulator measures 3.5 inches in diameter and 8 inches in length, featuring inlet and outlet P-nut fittings sized at 0.75 inches (19.05 mm), which are compatible with the vehicle’s existing A/C lines. This kit is engineered for use with R134a refrigerant, common in many Buick, Chevrolet, GMC, and Oldsmobile models such as the Trailblazer EXT and Envoy XL.

Common Applications and Issues Addressed

• Replacement of worn or failing A/C compressors in Buick Bravada and Chevrolet Trailblazer
• Resolving refrigerant flow problems caused by clogged orifice tubes
• Fixing moisture contamination and debris buildup with a new receiver drier/accumulator
• Restoring proper lubrication and compressor function with included compressor oil
• Addressing intermittent or no cooling issues in GMC Envoy and Oldsmobile models

Installation Notes and Tips

• Ensure system is fully evacuated and flushed before installation to prevent contamination
• Verify compatibility with vehicle refrigerant type R134a prior to installation
• Replace all included components together to maintain system integrity and performance
• Use proper torque specifications for P-nut fittings to avoid leaks
• Check for any additional system damage or leaks during installation

Quality Assurance and Warranty

The Four Seasons Complete A/C Kit 1484NK comes with a limited lifetime warranty, providing confidence in the durability and reliability of the components. Each part is manufactured to meet or exceed OEM specifications, ensuring proper fit and function for Buick, Chevrolet, GMC, and Oldsmobile vehicles listed in the fitment. This warranty supports long-term use and helps protect your investment in vehicle air conditioning repair.