Four Seasons 4886N A/C Compressor and Component Kit

Four Seasons PAC-Kit w/ New Compressor

Four Seasons Part Number 4886N is an A/C compressor kit for select 2002 Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 applications. This PAC-Kit w/ New Compressor is built for vehicles using an HT6 compressor and the specified 17mm orifice tube setup.

Key Features

• Four Seasons PAC-Kit w/ New Compressor for HVAC A/C compressor replacement
• Fits 2002 Chevrolet Silverado 2500 HD, N/A
• Fits 2002 Chevrolet Silverado 3500, N/A
• Fits 2002 GMC Sierra 2500 HD, N/A
• Fits 2002 GMC Sierra 3500, N/A
• Configured for HT6 compressor applications with a 17mm orifice tube diameter and grey orifice tube
• Part number 4886N for catalog and service matching

Detailed Description

Four Seasons 4886N is a PAC-Kit w/ New Compressor for 2002 Chevrolet Silverado and GMC Sierra heavy-duty truck applications. It is listed for vehicles with HT6 compressor requirements and the specified grey orifice tube configuration, making it a direct-match option for service work on these A/C systems. This part number 4886N is also referenced in cataloging for the same application.

The Four Seasons PAC-Kit product line groups the compressor replacement with the application-specific components identified in the fitment notes, helping technicians source the correct A/C service parts for the vehicle platform. For 2002 Chevrolet Silverado 2500 HD and Silverado 3500, as well as 2002 GMC Sierra 2500 HD and Sierra 3500, verify the compressor style and orifice tube details before ordering.

What It Helps Solve

• Loss of A/C cooling from compressor wear or failure
• Noisy or seized compressor operation
• Incorrect compressor match on HT6-equipped trucks
• Service issues tied to the specified orifice tube configuration
• Restoration of proper HVAC compressor function on Silverado and Sierra HD models

Installation Notes and Tips

Confirm the vehicle is a 2002 Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, or Sierra 3500 with the listed HT6 compressor and 17mm grey orifice tube configuration before installation. Follow standard A/C service procedures, including system evacuation, flushing where required by the repair process, and correct oil handling for the compressor replacement. Part number 4886N should be matched to the vehicle’s existing A/C system details during diagnosis.

Quality Assurance

Four Seasons is a recognized aftermarket HVAC brand, and this PAC-Kit w/ New Compressor is cataloged for specific OE-style truck applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.