Four Seasons 58958 A/C Compressor

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

The Four Seasons New Compressor 58958 is designed to restore efficient air conditioning performance in select GM vehicles. Engineered for compatibility with R134a refrigerant, this A/C compressor meets the demands of models like the Buick LeSabre, Chevrolet Lumina Van, and Pontiac Bonneville.

• Compatible with R134a refrigerant and PAG 150 oil
• Includes clutch and high-pressure switch for complete functionality
• 6-groove serpentine pulley with 5.5-inch diameter
• Pressure switch type with pin terminal connection
• Mounting type III with metric threads for secure installation
• Oil filled and includes sealing washers (O-rings) for leak prevention
• Coil voltage rated at 12V with coil clock position at 2 o'clock

Four Seasons New Compressor Product Line Overview

The Four Seasons New Compressor line offers brand-new, direct-fit A/C compressors designed to meet original equipment specifications. The 58958 model is part of this line, providing a reliable replacement option for GM vehicles requiring the HD6 compressor type. This ensures consistent performance and durability while maintaining factory standards.

Detailed Product Description and Specifications

This Four Seasons A/C compressor (part number 58958) is engineered for use with R134a refrigerant and compatible with PAG 150 oil, ensuring proper lubrication and system longevity. The compressor features a 6-groove serpentine pulley with a 5.5-inch diameter, designed to match the belt system of compatible vehicles. It includes a pressure switch and a clutch assembly, both essential for proper compressor engagement and system protection. The coil operates at 12 volts with a coil clock position at 2 o'clock, facilitating correct electrical connections. The mounting type III with metric threads allows for secure and precise installation. Additionally, the compressor comes oil filled and includes two sealing washers (O-rings) to prevent refrigerant leaks.

Compatible Vehicles and Common Applications

• Buick LeSabre and Park Avenue
• Chevrolet Lumina APV, Lumina Van, and Silhouette
• Oldsmobile 88 and 98 models
• Pontiac Bonneville, Grand Prix, and Trans Sport
• Regal and Riviera models requiring HD6 compressor type

Installation Notes and Tips

• Ensure system is evacuated and properly flushed before installation
• Use PAG 150 oil as specified for lubrication compatibility
• Verify coil voltage and clock position for correct electrical hookup
• Replace O-rings and sealing washers to maintain system integrity
• Mount compressor using type III metric thread hardware (not included)

Quality Assurance and Warranty Information

The Four Seasons New Compressor 58958 is a new, factory-quality replacement part designed to meet or exceed OEM standards. It is oil filled and includes necessary components such as the clutch and pressure switch to ensure reliable operation. While mounting hardware is not included, the compressor is backed by Four Seasons' quality assurance protocols. Please refer to Four Seasons' warranty terms for specific coverage details.