Four Seasons 2614NK A/C Compressor and Component Kit - Front

Complete A/C Kit for GM SUVs and Trucks

Restore front air conditioning performance with the Four Seasons Complete A/C Kit, part number 2614NK. This kit combines the major components needed for a compressor replacement on select 2006-2010 Cadillac, Chevrolet, and GMC applications, including vehicles with rear A/C and specific 10S17F or 10S20F compressor setups.

Built as a complete air conditioning kit with a new compressor, this package is organized for direct service on R134a systems and includes the matched expansion device, accumulator, oil, and seals needed for the listed applications.

Key Features

• Four Seasons Complete A/C Kit, part number 2614NK
• Includes new compressor, accumulator, orifice tube, oil, and O-rings
• Designed for R134a refrigerant systems
• Compressor oil included
• Gaskets and seals included
• Orifice tube style: porous, gray
• Receiver drier/accumulator uses P-nut inlet and outlet fittings
• Limited lifetime warranty

Product Details

The Four Seasons Complete A/C Kit line is built for service jobs where the compressor and related wear items are replaced together. This 2614NK kit includes compressor 78377, accumulator 83239, orifice tube 38644, oil 59007, and O-rings. It uses a 0.072-inch orifice diameter and is configured for vehicles listed with either a 10S17F or 10S20F compressor, depending on application notes.

Compatible With 2006-2010 Cadillac Escalade, Escalade ESV, and Escalade EXT; 2006-2010 Chevrolet Avalanche, Silverado, Suburban, and Tahoe; and 2006-2010 GMC Sierra and Yukon models listed in the fitment data. This part cross-references Monroe Shocks & Struts (e.g., 520572, MK1017) for the same application.

Common Problems This Kit Addresses

• Weak or inconsistent cabin cooling
• Noisy or seized A/C compressor operation
• Contaminated or low compressor oil condition
• Restricted refrigerant flow through a worn orifice tube
• Moisture control issues related to accumulator replacement

Installation Notes and Tips

• Verify compressor style, rear A/C configuration, and fitment notes before ordering.
• Replace the accumulator and orifice tube when servicing the compressor to help complete the repair correctly.
• Flush the system as required by the vehicle condition and follow proper evacuation and recharge procedures.
• Confirm R134a service specifications and oil requirements for the listed application.
• Use the fitment notes for front-position applications on Cadillac Escalade, Chevrolet Tahoe, Suburban, Avalanche, Silverado, and GMC Yukon/Sierra models.

Quality Assurance

Four Seasons backs this Complete A/C Kit with a limited lifetime warranty. The kit is assembled for the listed GM truck and SUV applications to support a proper compressor replacement service using the specified components and refrigerant type.