Four Seasons 3596NK A/C Compressor and Component Kit - Front and Rear

Complete A/C Kit for Astro and Safari

Restore front and rear air conditioning performance with the Four Seasons Complete A/C Kit, part number 3596NK. This kit is built for select Chevrolet Astro and GMC Safari applications with an HT6 compressor and includes the major replacement components needed for a complete A/C service.

Key Features

• Complete Air Conditioning Kit with new compressor
• Includes compressor oil with PAG Oil /150
• Uses R134a refrigerant
• Includes accumulator, orifice tube, expansion valve, oil, and O-rings
• Limited lifetime warranty
• Four Seasons 3596NK cross-references 520562 and MK1054 for the same application

Product Details

The Four Seasons Complete A/C Kit line is designed to simplify major HVAC repair by grouping the core components needed for compressor replacement and system refresh. Part number 3596NK includes a new compressor, accumulator, orifice tube, expansion valve, PAG oil, and O-rings, making it a practical choice for servicing R134a systems that use an orifice-tube design. This kit is listed for 1996-2001 Chevrolet Astro, front and rear, and 1996-2000 GMC Safari, front and rear, with HT6 compressor applications.

Common Problems This Kit Addresses

• Weak or inconsistent cabin cooling
• Compressor noise or compressor failure
• Restricted refrigerant flow from a worn orifice tube
• Moisture or contamination in the A/C system
• Poor system performance after major HVAC component wear

Installation Notes and Tips

Verify the vehicle uses an HT6 compressor and matches the listed front and rear application before ordering. Replace the accumulator, orifice tube, expansion valve, and O-rings during service to help support proper system operation after compressor replacement. Confirm the system is set up for R134a refrigerant and use the specified PAG Oil /150 during installation.

Quality Assurance

Four Seasons backs this kit with a limited lifetime warranty. The included components are organized for a complete A/C repair on the listed Chevrolet Astro and GMC Safari applications, helping reduce the need to source major HVAC parts separately.