Four Seasons 58275 A/C Compressor

Reliable A/C Compressor for Buick, Chevrolet, Oldsmobile, and Pontiac

The Four Seasons New Compressor 58275 is designed to restore efficient air conditioning performance in select GM vehicles. Engineered for compatibility with R134a refrigerant, this A/C compressor meets the specific needs of models like the Buick Skylark and Chevrolet Cavalier.

• Compatible with R134a refrigerant and Pag 150 oil
• Includes clutch and high-pressure switch for complete functionality
• Features a 6-groove serpentine pulley with a 5.5-inch diameter
• Ear mount design with precise mounting distance for direct fit
• Equipped with spade terminals and oil-filled for optimal operation

Four Seasons New Compressor Product Line Overview

The New Compressor line from Four Seasons offers brand-new, direct replacement compressors designed to meet original equipment specifications. This ensures reliable performance and durability for HVAC systems in GM vehicles. The 58275 model is part of this line, providing a V5 compressor type with a 12-volt coil and pressure switch included to maintain proper system pressure and engagement.

Detailed Features and Specifications

This Four Seasons A/C compressor uses R134a refrigerant and is compatible with Pag 150 oil, ensuring proper lubrication and system longevity. The included clutch has a maximum diameter of 5.5 inches and is paired with a 6-groove serpentine pulley, also measuring 5.5 inches in diameter, designed for smooth belt operation. The compressor features an ear mount style with a mounting distance of 29.21 mm (1.15625 inches from clutch to mounting flange), allowing for precise installation. The discharge and suction ports use O-ring and sealing washers for secure, leak-free connections. Electrical connections are made via spade terminals, and the coil is positioned at the 2 o'clock clock position for proper alignment.

Compatible Vehicles and Common Applications

• Buick Calais and Skylark models
• Chevrolet Cavalier
• Oldsmobile Cutlass Calais
• Pontiac Grand Am

This compressor is designed to replace worn or failing units in these vehicles, addressing issues such as:

• Loss of A/C cooling performance
• Clutch failure or slipping
• High-pressure switch malfunctions
• Refrigerant leaks at compressor seals
• Unusual noises from the compressor pulley or clutch

Installation Notes and Tips

When installing the Four Seasons New Compressor 58275, ensure the system is properly evacuated and recharged with R134a refrigerant and compatible Pag 150 oil. Verify the mounting hardware is compatible as it is not included with this part. Check the clutch air gap and coil voltage (12V) for proper operation. Use the included O-rings and sealing washers to prevent leaks at the suction and discharge ports. Confirm the serpentine belt is correctly routed over the 6-groove pulley to avoid premature wear.

Quality Assurance and Warranty

Four Seasons New Compressor 58275 is a brand-new replacement part manufactured to meet or exceed OEM standards. It includes an oil-filled compressor and a high-pressure switch to ensure system reliability. While mounting hardware is not included, the compressor is backed by Four Seasons' quality control processes. Please refer to Four Seasons' warranty policy for specific coverage details.