Four Seasons 5420N A/C Compressor Kit

Four Seasons 5420N A/C Compressor Kit

The Four Seasons 5420N PAC-Kit with New Compressor is built for 2003 Saab 9-3 applications that use a TRF105 compressor. This A/C compressor kit is specified for the 2003 Saab 9-3, N/A position, and includes the related service components listed in the fitment notes for a complete HVAC repair path.

Key Features

• Four Seasons PAC-Kit w/ New Compressor product line
• Part number 5420N for 2003 Saab 9-3 service
• Fits 2003 Saab 9-3, N/A
• Application note: w/ TRF105 Compressor
• Referenced service components in fitment notes: 78547 compressor, 83256 filter drier, 39126 expansion valve, 69991 flush, 59007 oil

Application Details

This Four Seasons 5420N kit is a direct-fit HVAC service part for the 2003 Saab 9-3 with TRF105 compressor configuration. The PAC-Kit line is organized around compressor replacement for air conditioning service, making it a focused option when restoring system operation on the listed Saab 9-3 application. Use part number 5420N when matching the correct compressor kit for this vehicle.

Common Issues This Part Addresses

• Loss of A/C cooling performance on a 2003 Saab 9-3
• Compressor noise or compressor seizure
• System contamination after compressor failure
• Refrigerant circulation problems tied to compressor wear
• Need for a compressor replacement matched to the TRF105 setup

Installation Notes

Verify the vehicle’s compressor type before ordering and confirm the TRF105 application note on the 2003 Saab 9-3. Follow standard A/C service procedures, including evacuation, flushing where required, and proper oil handling during installation. Match all system components to the vehicle’s existing HVAC configuration before charging the system.

Quality Assurance

Four Seasons supplies HVAC service parts for automotive air conditioning repair, and this kit is identified by part number 5420N for the listed Saab application. Confirm fitment against the vehicle and compressor code before installation.