Four Seasons 77400 A/C Compressor

Reliable A/C Compressor for Buick Rendezvous

The Four Seasons Reman Compressor 77400 is designed specifically for the Buick Rendezvous, providing a dependable solution for your vehicle's air conditioning system. This remanufactured A/C compressor is engineered to meet OEM specifications and ensure efficient cooling performance.

• Compatible with R134a refrigerant
• Includes oil filled with PAG 46 refrigerant oil
• Heat switch type included for temperature control
• 6-groove serpentine pulley for optimal belt engagement
• 12-volt coil with 1 wire lead for easy electrical connection
• Comes with clutch included, maximum diameter 3.6875 inches
• Tangent mount type with precise mounting distance of 25.146 mm
• Sealing washer type discharge and suction ports for leak prevention
• Pin terminal type for secure electrical connections
• Includes green O-rings [24131] and [24679] for proper sealing

About the Four Seasons Reman Compressor Line

The Reman Compressor line by Four Seasons offers remanufactured A/C compressors that are rebuilt to meet strict quality standards. These compressors are designed to provide reliable performance and compatibility with specific vehicle models, such as the Buick Rendezvous. The remanufacturing process includes thorough inspection, replacement of worn components, and testing to ensure functionality comparable to new units.

Detailed Product Description

This Four Seasons Reman Compressor 77400 is a Mitsubishi MSC105CVS type compressor tailored for the Buick Rendezvous. It operates with R134a refrigerant and is pre-filled with PAG 46 oil to maintain proper lubrication. The compressor features a heat switch to regulate operation and a clutch assembly included with a maximum diameter of 3.6875 inches. The pulley system includes six grooves designed for serpentine belts, ensuring smooth power transmission. The tangent mount style and precise mounting distance of 25.146 mm facilitate straightforward installation. Both discharge and suction ports use sealing washers to prevent refrigerant leaks, and the unit includes green O-rings for additional sealing integrity.

Common Issues Addressed by This Compressor

• Loss of A/C cooling due to compressor failure
• Clutch engagement problems affecting air conditioning operation
• Refrigerant leaks from worn or damaged compressor seals
• Noise or vibration caused by compressor wear
• Electrical issues related to coil or switch malfunction

Installation Notes and Tips

• Ensure compatibility with Buick Rendezvous before installation
• Use proper tools to avoid damage to mounting points and seals
• Replace O-rings and seals during installation to prevent leaks
• Verify correct routing and tension of the serpentine belt
• Check electrical connections for secure pin terminal engagement

Quality Assurance and Warranty

The Four Seasons Reman Compressor 77400 undergoes rigorous remanufacturing and testing to meet quality standards. While mounting hardware is not included, the compressor comes with essential components such as the clutch, heat switch, and sealing O-rings. This product is backed by Four Seasons' warranty policies, ensuring coverage against defects in materials and workmanship for a specified period.