Four Seasons 68476 A/C Compressor

Reliable A/C Compressor for Oldsmobile Montana and Pontiac Silhouette

The Four Seasons New Compressor 68476 is designed to restore efficient air conditioning performance in select Oldsmobile and Pontiac vehicles. Engineered for compatibility with R134a refrigerant, this A/C compressor meets the specific needs of the Montana and Silhouette models.

• Compatible refrigerant type: R134a
• Includes oil filled with PAG 46 compatible refrigerant oil
• Heat switch included for temperature regulation
• 6-groove serpentine pulley for optimal belt engagement
• 12-volt coil with 1 wire lead for electrical connection
• Comes with clutch assembly included (4-inch maximum diameter)
• Tangent mount type with precise mounting distance of 13.208 mm
• Sealing washer type suction and discharge ports for leak prevention
• Pin terminal type for secure electrical connection
• O-rings included for proper sealing

Four Seasons New Compressor Product Line Overview

The Four Seasons New Compressor line offers brand-new, direct replacement compressors designed to meet original equipment specifications. This product line focuses on delivering reliable performance and durability for HVAC systems, ensuring proper fit and function. The 68476 model is part of this line, providing a complete compressor solution including clutch and heat switch components for seamless installation in compatible vehicles.

Detailed Product Description

This Four Seasons A/C compressor (part number 68476) is a new Mitsubishi MSC130CVSG type compressor tailored for use with R134a refrigerant and PAG 46 oil. It features a 6-groove serpentine pulley with a 4-inch diameter, designed for smooth belt operation. The clutch assembly is included, with a maximum diameter of 4 inches and a clutch-to-mounting flange distance of approximately 0.516 inches. The compressor uses a tangent mount style with a mounting distance of 13.208 mm, ensuring proper alignment and fitment. Electrical connections are made via a pin terminal and a single wire lead coil operating at 12 volts. Both suction and discharge ports utilize sealing washers to maintain system integrity and prevent leaks. The included heat switch helps regulate compressor operation based on temperature conditions.

Common Applications and Issues Addressed

• Replacement for failing or noisy A/C compressors in Oldsmobile Montana and Pontiac Silhouette
• Restores proper refrigerant compression and circulation in R134a systems
• Solves clutch engagement problems with included clutch assembly
• Addresses refrigerant leaks with included O-rings and sealing washers
• Improves overall HVAC system cooling efficiency

Installation Notes and Tips

• Ensure compatibility with Oldsmobile Montana and Pontiac Silhouette models before installation
• Use PAG 46 refrigerant oil as specified for optimal compressor lubrication
• Mount compressor using tangent mount points and verify 13.208 mm mounting distance
• Check pulley alignment and serpentine belt condition during installation
• Verify electrical connections with pin terminal and 12V coil wiring
• Replace O-rings and sealing washers to prevent leaks

Quality Assurance and Warranty

The Four Seasons New Compressor 68476 is a brand-new component manufactured to meet OEM standards. It includes all necessary internal components such as the clutch and heat switch to ensure reliable operation. While mounting hardware is not included, the compressor is designed for direct replacement installation. Four Seasons products typically come with a limited warranty covering defects in materials and workmanship; please refer to the product documentation for specific warranty details.