Four Seasons 78362 A/C Compressor

Reliable A/C Compressor for Cadillac, Chevrolet, and GMC Vehicles

The Four Seasons New Compressor 78362 is designed to restore efficient air conditioning performance in select Cadillac, Chevrolet, and GMC models. Engineered for compatibility with R134a refrigerant, this A/C compressor ensures proper cooling and system reliability.

• Compatible with R134a refrigerant and Pag 46 oil
• Includes oil pre-filled for immediate use
• Features a 4-groove serpentine pulley for optimal belt engagement
• Comes with clutch assembly included, 4.25-inch maximum diameter
• 12-volt coil with 1 wire lead terminal type (pin)
• Tangent mount type for secure installation
• Designed as a Nippondenso 10s20f compressor type
• Includes two slimline washer O-rings for sealing

Four Seasons New Compressor Product Line Overview

The Four Seasons New Compressor line offers brand-new, direct replacement compressors engineered to meet or exceed original equipment specifications. This product line focuses on delivering reliable performance and durability for HVAC systems in a wide range of vehicles. The 78362 model is part of this line, providing a fresh compressor solution with included clutch and oil, designed to simplify installation and ensure system compatibility.

Detailed Product Description and Specifications

This Four Seasons A/C compressor (part number 78362) is specifically designed for use with R134a refrigerant and compatible with Pag 46 refrigerant oil, which is included pre-filled in the unit. The compressor features a 4-groove serpentine pulley with a diameter of approximately 4.25 inches (107.95 mm), ensuring proper belt alignment and tension. The clutch assembly is included, with a maximum diameter of 4.25 inches and a coil voltage rating of 12 volts. The terminal type is a pin with a single wire lead coil clock position, facilitating straightforward electrical connection. The compressor uses a tangent mount style for secure attachment to the vehicle. Two slimline washer O-rings ([24404] and [24402]) are included to ensure proper sealing at the suction port and other connection points. This Nippondenso 10s20f compressor type is compatible with a range of full-size trucks and SUVs.

Compatible Vehicles and Common Applications

• Cadillac Escalade, Escalade EXT
• Chevrolet Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe
• GMC Sierra 1500, Sierra 1500 HD, Sierra 2500, Sierra 2500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500
• Chevrolet Express 1500, Express 2500, Express 3500
• GMC Savana 1500, Savana 2500, Savana 3500

Common Issues Addressed by This A/C Compressor

• Loss of cooling performance due to compressor failure
• Clutch engagement problems affecting A/C operation
• Refrigerant leaks caused by worn seals or O-rings
• Noise or vibration from a damaged or worn compressor pulley
• System contamination requiring compressor replacement

Installation Notes and Tips

When installing the Four Seasons New Compressor 78362, ensure the use of compatible refrigerant oil (Pag 46) and R134a refrigerant. The unit comes pre-filled with oil and includes the clutch assembly and necessary O-rings, but mounting hardware is not included and must be sourced separately. It is recommended to inspect the entire A/C system, including the manifold and deslugger (part number 36141), to prevent contamination and ensure optimal performance. Proper belt alignment with the 4-groove serpentine pulley is essential for reliable operation.

Quality Assurance and Warranty Information

Four Seasons New Compressor products are manufactured to meet original equipment standards for fit, form, and function. The 78362 compressor undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided here, Four Seasons typically offers limited warranties on their new compressor line to cover defects in materials and workmanship.