Four Seasons 1684N A/C Compressor Kit - Front

Four Seasons PAC-Kit w/ New Compressor

The Four Seasons 1684N A/C compressor kit is built for front HVAC service on select 2004 Ford Expedition and 2004 Lincoln Navigator models with a scroll compressor. It is specified for vehicles built from 12/1/03 and without rear A/C, making it a focused solution for the exact application.

Key Features

• Four Seasons PAC-Kit w/ New Compressor for front A/C service
• Fits 2004 Ford Expedition, front, w/ scroll compressor; from 12/1/03; w/o rear A/C
• Fits 2004 Lincoln Navigator, front, w/ scroll compressor; from 12/1/03; w/o rear A/C
• Includes application-specific components referenced for this service package: new compressor, filter drier, expansion valve, flush, and oil
• Part number 1684N for accurate catalog lookup and ordering

Detailed Description

Four Seasons 1684N is an A/C compressor kit for front HVAC repair on the 2004 Ford Expedition and 2004 Lincoln Navigator with the listed scroll compressor configuration. The PAC-Kit w/ New Compressor line is organized around the core components needed for this repair path, helping match the compressor service to the vehicle’s specified A/C setup. Use part number 1684N when verifying the correct application for your Ford Expedition or Lincoln Navigator.

Common A/C Problems This Kit Addresses

• Front A/C compressor failure
• No cold air from the front HVAC system
• Compressor noise or seizure
• Contaminated refrigerant circuit after compressor damage
• Expansion valve or filter drier service during compressor replacement

Installation Notes

Confirm the vehicle build date is from 12/1/03 and verify the truck is equipped without rear A/C before ordering. This kit is listed for front position service only and for vehicles with a scroll compressor. Always inspect the refrigerant system for debris, flush as required, and follow the vehicle service procedure for oil and component replacement.

Quality Assurance

Four Seasons supplies HVAC service parts for automotive air conditioning repairs, and 1684N is cataloged for the exact Ford Expedition and Lincoln Navigator applications shown above. Verify fitment by year, make, model, position, and build date before installation.