Four Seasons 6666N A/C Compressor Kit

Four Seasons 6666N A/C Compressor Kit

The Four Seasons 6666N PAC-Kit with New Compressor is an A/C compressor kit for select GM full-size applications. It is listed for 1992-1993 Chevrolet Caprice, 1992-1993 Chevrolet Commercial Chassis, 1992 Oldsmobile Custom Cruiser, and 1993 Cadillac Fleetwood with LTR4 or R4 compressor setups.

Key Features

• Four Seasons PAC-Kit w/ New Compressor line
• Part number 6666N
• Direct fitment for select 1992-1993 Chevrolet Caprice and Chevrolet Commercial Chassis applications
• Also listed for 1992 Oldsmobile Custom Cruiser and 1993 Cadillac Fleetwood
• Fits vehicles noted with LTR4 compressor or R4 compressor configurations
• Includes application notes for related A/C service components

Detailed Description

Four Seasons 6666N is an A/C compressor kit in the PAC-Kit w/ New Compressor product line, built for specific GM rear-wheel-drive platforms from the early 1990s. This part number is cataloged for 1992-1993 Chevrolet Caprice, 1992-1993 Chevrolet Commercial Chassis, 1992 Oldsmobile Custom Cruiser, and 1993 Cadillac Fleetwood. The fitment notes reference LTR4 and R4 compressor applications, making this a targeted replacement for vehicles with those original A/C system configurations. If you are sourcing a Four Seasons 6666N compressor kit for a 1993 Cadillac Fleetwood or a 1992-1993 Chevrolet Caprice, verify the compressor style and listed notes before ordering.

Common Repair Uses

• Restoring cooling performance when the A/C compressor is worn or no longer operating correctly
• Addressing noisy compressor operation in GM full-size sedan and wagon applications
• Replacing a failed compressor in vehicles with LTR4 or R4 compressor setups
• Correcting weak or inconsistent cabin air conditioning output
• Supporting repair of compressor-related A/C system faults on Chevrolet Caprice and Cadillac Fleetwood models

Installation Notes

Confirm the compressor type listed in the fitment notes before installation. Match the vehicle year, make, and model exactly to the cataloged applications, and inspect the rest of the A/C system for contamination or wear before installing the new compressor. For best results, follow the vehicle service procedure for evacuation, flushing, oil specification, and system recharge.

Quality Assurance

Four Seasons catalogs this PAC-Kit with New Compressor under part number 6666N for the specific applications shown above. This listing is fitment-specific and should be matched to the vehicle and compressor configuration before purchase.