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

Complete A/C Kit for TRSA12 Applications

Four Seasons 1484NK is a complete air conditioning kit with a new compressor for select GM SUVs and utility vehicles using a TRSA12 compressor. It includes the compressor, accumulator, orifice tube, oil, and O-rings to support a full A/C service on confirmed applications.

The Four Seasons Complete A/C Kit line is built for direct replacement service, combining the major components needed for an R134a system refresh in one package. This kit is aimed at front A/C systems on the Buick Rainier, Chevrolet Trailblazer, Chevrolet Trailblazer EXT, GMC Envoy, GMC Envoy XL, and Oldsmobile Bravada.

Key Features

• Four Seasons part number 1484NK
• Complete air conditioning kit with new compressor
• Refrigerant type: R134a
• Compressor oil included
• Expansion device type: orifice tube
• Kit includes 78561 compressor, 83222 accumulator, 38623 orifice tube, 59007 oil, and O-rings
• Accumulator features P-nut inlet and outlet fittings
• Limited lifetime warranty

Detailed Description

Four Seasons 1484NK is a replacement A/C compressor kit for vehicles equipped with the TRSA12 compressor. The kit uses a standard white orifice tube with a 0.072 in. diameter and includes an accumulator with 3.500 in. diameter, 8.000 in. length, and 0.750 in. inlet and outlet fittings. It is configured for R134a systems and provides the core components needed when servicing a failed compressor or restoring cooling performance after contamination or wear. This part number, 1484NK, is listed for front A/C applications on the Buick Rainier, Chevrolet Trailblazer, Chevrolet Trailblazer EXT, GMC Envoy, GMC Envoy XL, and Oldsmobile Bravada.

This part cross-references Four Seasons 1484NK for the same application.

What It Is Used For

• Replacing a seized or noisy A/C compressor
• Restoring cooling performance after compressor failure
• Addressing low airflow temperature caused by worn A/C components
• Replacing a restricted or worn orifice tube during system service
• Refreshing the accumulator during an R134a A/C repair

Installation Notes and Tips

• Fits 2004-2007 Buick Rainier, front, w/ TRSA12 Compressor
• Fits 2004 Oldsmobile Bravada, front, w/ TRSA12 Compressor
• Fits 2003 Chevrolet Trailblazer, front, w/ TRSA12 Compressor, w/o Rear AC
• Fits 2003 Chevrolet Trailblazer EXT, front, w/ TRSA12 Compressor, w/o Rear AC
• Fits 2003 GMC Envoy, front, w/ TRSA12 Compressor, w/o Rear AC
• Fits 2003 GMC Envoy XL, front, w/ TRSA12 Compressor, w/o Rear AC
• Fits 2003 Oldsmobile Bravada, N/A, w/ TRSA12 Compressor
• Verify compressor style, refrigerant type, and system condition before installation
• Replace the accumulator and orifice tube when servicing a failed compressor to help clean up the repair
• Follow proper evacuation, flushing, and recharge procedures for R134a systems

Quality Assurance

Four Seasons backs this kit with a limited lifetime warranty. The Complete A/C Kit line is organized to provide the major replacement components in one matched service package for confirmed vehicle applications.