Four Seasons 58975 A/C Compressor

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

The Four Seasons New Compressor 58975 is designed to restore efficient air conditioning performance in select Buick, Oldsmobile, and Pontiac vehicles. Engineered for compatibility with R134a refrigerant, this A/C compressor ensures proper cooling and system reliability.

• Compatible with Buick Achieva, Oldsmobile Skylark, and Pontiac Grand Am
• Designed for R134a refrigerant and Pag 150 oil
• Includes oil-filled compressor and clutch assembly
• Features a 6-groove serpentine pulley with 5.5-inch diameter
• 12-volt coil with pin terminal type and ear mount installation

Product Features and Specifications

This Four Seasons New Compressor 58975 is a V5 type compressor filled with compatible refrigerant oil (Pag 150) and includes the clutch assembly. It is designed for vehicles using R134a refrigerant and features a 6-groove serpentine pulley with a 5.5-inch diameter lip and ridge. The clutch maximum diameter is also 5.5 inches, ensuring proper fit and function. The coil operates at 12 volts with a pin terminal type and is positioned at the 2 o'clock coil clock position. Mounting is via an ear mount style with a mount distance of 29.21 mm (1.15625 inches from clutch to mounting flange). The compressor includes sealing washer type suction and discharge ports and comes with multiple O-rings for proper sealing. Mounting hardware is not included.

About the Four Seasons New Compressor Line

The Four Seasons New Compressor product line offers brand-new, fully assembled compressors designed to meet original equipment specifications. This line focuses on delivering reliable, direct-fit replacements for HVAC systems, ensuring compatibility and performance for specific vehicle applications. The New Compressor 58975 is part of this line, providing a complete solution including the clutch and oil fill for Buick, Oldsmobile, and Pontiac models.

Common Applications and Issues Addressed

• Restores A/C cooling in Buick Achieva, Oldsmobile Skylark, and Pontiac Grand Am
• Replaces worn or failed compressors causing insufficient cooling
• Solves clutch engagement problems with included clutch assembly
• Addresses refrigerant leaks with new O-rings and sealing washers
• Eliminates noise or pulley issues related to worn compressor components

Installation Notes and Tips

• Ensure system is evacuated and flushed before installation
• Use compatible Pag 150 refrigerant oil as specified
• Verify clutch alignment and pulley groove compatibility with serpentine belt
• Replace all O-rings and sealing washers to prevent leaks
• Mounting hardware is not included; reuse existing hardware or source separately

Quality Assurance and Warranty

The Four Seasons New Compressor 58975 is a new, direct-fit replacement part manufactured to meet OEM standards. It includes oil and clutch assembly for immediate installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.