Four Seasons 88947 A/C Compressor

Overview of Four Seasons New Compressor 88947

The Four Seasons New Compressor 88947 is designed for reliable air conditioning performance in select GM vehicles. Engineered to work with R134a refrigerant, this A/C compressor is compatible with Chevrolet, GMC, Hummer, Isuzu, and Oldsmobile models including the Blazer, Jimmy, and Savana series.

• Compatible refrigerant type: R134a
• Includes oil filled with PAG 46 compatible refrigerant oil
• Pressure switch type with high pressure switch included
• 6-groove serpentine pulley with 4.25 inch diameter
• 12-volt coil voltage with 11 o'clock coil clock position
• Includes clutch assembly with maximum diameter of 4.25 inches
• Tangent mount type with 0.59375 inch distance from clutch to mounting flange
• Pin terminal type for electrical connection
• Sealing washer type discharge and suction ports with included O-rings

Four Seasons New Compressor Product Line Details

The New Compressor line from Four Seasons focuses on delivering brand new, direct replacement A/C compressors designed to meet or exceed original equipment specifications. This ensures compatibility and performance for vehicles requiring a reliable HVAC system component. The 88947 model is part of this line, providing a complete compressor solution including clutch and pressure switch for streamlined installation.

Technical Description and Features

This Four Seasons A/C compressor (part number 88947) is a HT6 type compressor engineered for use with R134a refrigerant and PAG 46 oil, ensuring proper lubrication and system efficiency. The compressor features a 6-groove serpentine pulley with a 4.25 inch diameter and a belt width of 0.875 inches (22.225 mm), designed to fit the serpentine belt systems found on compatible GM vehicles. The clutch assembly is included, with a maximum diameter of 4.25 inches and a coil voltage of 12 volts positioned at 11 o'clock for proper alignment. The compressor uses a tangent mount with a mounting distance of 15.24 mm, and the electrical connection is via a pin terminal. Both the discharge and suction ports utilize sealing washers with included O-rings to ensure a secure, leak-free fit.

Compatible Vehicles and Applications

• Chevrolet Blazer, Jimmy, S10
• GMC Bravada, Sonoma
• Hummer H1
• Isuzu Hombre
• Oldsmobile models
• Chevrolet and GMC Express and Savana 1500, 2500, 3500 series

Common Issues Addressed by This Compressor

• Loss of A/C cooling due to compressor failure
• Clutch engagement problems causing intermittent A/C operation
• Leaks at suction or discharge ports requiring new sealing washers
• High pressure switch malfunctions affecting system safety
• Worn or damaged pulley grooves causing belt slippage

Installation Notes and Tips

Installation of the Four Seasons New Compressor 88947 requires removal of the old compressor and careful transfer or replacement of mounting hardware, as mounting hardware is not included. Ensure the system is properly evacuated and recharged with R134a refrigerant and PAG 46 oil. Verify electrical connections match the pin terminal type and confirm the clutch coil is positioned correctly at 11 o'clock. Check belt alignment on the 6-groove serpentine pulley to prevent premature wear.

Quality Assurance and Warranty

Four Seasons provides this new compressor as a direct replacement part manufactured to meet original equipment standards. The product includes oil and sealing washers to support proper installation and operation. While specific warranty details are not provided here, Four Seasons typically offers limited warranties on their HVAC components to cover defects in materials and workmanship.