Four Seasons 88263 A/C Compressor

Reliable A/C Compressor for Cadillac Models

The Four Seasons New Compressor 88263 is designed specifically for Cadillac vehicles including Allante, Commercial Chassis, DeVille, Eldorado, Fleetwood, and Seville models. This new A/C compressor ensures proper cooling performance with compatibility for R134a refrigerant and comes pre-filled with the recommended Pag 46 oil.

• Compatible with R134a refrigerant and Pag 46 oil
• Includes oil fill and clutch assembly for easy installation
• 6-groove serpentine pulley with 4.25-inch diameter
• Spade terminal type with 12V coil voltage
• Designed for GM Type i mounting with precise clutch and pulley dimensions

Four Seasons New Compressor Product Line

The New Compressor line from Four Seasons offers brand-new, direct replacement A/C compressors engineered to meet original equipment specifications. This line focuses on delivering reliable performance and durability for HVAC systems, making it suitable for Cadillac models requiring a high-quality compressor replacement. The 88263 part number is part of this line, ensuring a fresh, unused compressor with included clutch and oil for optimal operation.

Technical Details and Features

This Four Seasons A/C compressor features a 6-groove serpentine pulley with a 4.25-inch diameter, designed to match the OEM specifications for smooth belt engagement. The clutch assembly is included and has a maximum diameter of 4.25 inches, with a coil clock position set at 2 o'clock for proper alignment. The compressor type is HR6, compatible with 12V coil voltage systems. It uses sealing washers on both suction and discharge ports, and includes multiple O-rings ([24354], [24357], [24358]) to ensure a secure, leak-free installation. The mounting type is GM Type i, with a mount distance of 15.24 mm and a clutch-to-mounting flange distance of 0.59375 inches.

Common Applications and Problem Solving

• Replaces failing or noisy A/C compressors in Cadillac Allante and DeVille models
• Restores proper air conditioning function in Eldorado and Fleetwood vehicles
• Solves issues related to clutch failure or pulley wear in Seville models
• Addresses refrigerant leaks due to worn seals or O-rings
• Improves cooling efficiency by replacing oil-depleted compressors

Installation Notes and Tips

Installation requires removal of the old compressor and clutch assembly. This unit comes pre-filled with Pag 46 oil and includes the clutch, but mounting hardware is not included and must be sourced separately. Ensure the serpentine belt is compatible with a 6-groove pulley. Verify the coil voltage and terminal type match the vehicle’s electrical system. Proper torque specifications should be followed for mounting bolts, and all O-rings should be replaced to prevent leaks.

Quality Assurance and Warranty

The Four Seasons New Compressor 88263 is a new, unused part manufactured to meet or exceed OEM standards. It includes all necessary internal components such as oil and clutch for reliable operation. While mounting hardware is not included, the compressor is backed by Four Seasons’ quality control processes. Warranty details should be confirmed with the point of purchase or manufacturer documentation.