Four Seasons 4888N A/C Compressor and Component Kit

Four Seasons 4888N A/C Compressor Kit

Four Seasons 4888N is a PAC-Kit with New Compressor for select GM trucks that use an HT6 compressor and a 17mm grey orifice tube. It is built for 2001-2002 GMC Sierra 1500, 2001 GMC Sierra 2500 HD, 2001 GMC Sierra 3500, and 2002 Chevrolet C1500 and Silverado 1500 applications.

The Four Seasons PAC-Kit line combines the major A/C service components needed for a compressor replacement in one application-specific package. Part number 4888N is a direct-fit solution for restoring cooling performance on the listed Chevrolet Silverado 1500 and GMC Sierra models.

• Fits vehicles with HT6 compressor configuration
• For systems using a 17mm grey orifice tube
• Includes new compressor, accumulator, orifice tube, flush, and oil
• Application-specific for select 2001-2002 Chevrolet and GMC trucks
• Four Seasons PAC-Kit w/ New Compressor line

Detailed Description

Four Seasons 4888N is an A/C compressor kit engineered for the listed GM truck applications. It is matched to vehicles equipped with an HT6 compressor and a 17mm grey orifice tube, helping ensure the replacement parts align with the original system layout. If you are servicing a 2002 Chevrolet Silverado 1500 or a 2001 GMC Sierra 2500 HD, this kit provides the core components needed for a compressor-related repair.

This part number, 4888N, is part of the Four Seasons PAC-Kit w/ New Compressor product line and is intended for use on the exact fitment shown below. It is a practical choice when replacing a failed compressor and related A/C service components on compatible Chevrolet C1500, Silverado 1500, and GMC Sierra trucks.

What It Can Help Fix

• Weak or inconsistent cabin cooling
• Noisy or seized A/C compressor operation
• Contaminated A/C system components after compressor failure
• Restricted refrigerant flow related to the orifice tube
• Loss of A/C performance in HT6-equipped GM truck systems

Installation Notes and Tips

Verify the vehicle uses an HT6 compressor and a 17mm grey orifice tube before ordering. System flushing and correct oil service are important after compressor replacement, and the replacement should be installed only on the listed applications. Confirm the vehicle by year, make, and model before beginning the repair.

Quality Assurance

Four Seasons is a recognized aftermarket brand for HVAC service parts, and the PAC-Kit w/ New Compressor line is organized around application-specific A/C repair needs. Part number 4888N is built for the confirmed GM truck fitments listed here.