Four Seasons 158541 A/C Compressor

Overview of Four Seasons New Compressor 158541

The Four Seasons New Compressor 158541 is designed specifically for Saturn vehicles including SC1, SC2, SL, SL1, SL2, SW1, and SW2 models. This A/C compressor is engineered to work with R134a refrigerant and comes oil filled with compatible Pag 46 refrigerant oil, ensuring reliable performance in your vehicle's HVAC system.

• Compatible with Saturn SC1, SC2, SL, SL1, SL2, SW1, and SW2 models
• Refrigerant type: R134a
• Includes oil filled with Pag 46 refrigerant oil
• Comes with clutch included, clutch max diameter 4.875 inches
• Features a 5-groove serpentine pulley with 4.875 inch diameter
• 12-volt coil with 1 wire lead terminal type (pin)
• Mounting type: ear mount with 1.250 inch distance from clutch to mounting flange
• Discharge and suction ports use O-ring seals for secure connections

Four Seasons New Compressor Product Line Details

The Four Seasons New Compressor line offers brand new, direct replacement compressors designed to meet or exceed OEM specifications. The New Compressor 158541 is part of this line, providing a fresh, fully assembled compressor unit that includes the clutch and is pre-filled with the correct type and amount of oil. This ensures compatibility and reduces installation time for Saturn vehicle owners requiring HVAC system repairs.

Detailed Product Description

This Four Seasons A/C compressor (part number 158541) is a Dkv11j type compressor tailored for use with R134a refrigerant systems. It features a 5-groove serpentine pulley with a diameter of 4.875 inches, designed to match the original equipment specifications for Saturn SC and SL series vehicles. The clutch assembly is included and has a maximum diameter of 4.875 inches, with a coil voltage rating of 12 volts and a single wire lead terminal for straightforward electrical connection. The compressor mounts using an ear mount style with a 1.250 inch distance from clutch to mounting flange, ensuring proper fitment and alignment. Both the suction and discharge ports utilize O-ring seals, with included slimline washers (O-ring numbers 24402 and 24404) to maintain system integrity and prevent leaks.

Common Applications and Issues Addressed

• Replacement for failing or noisy A/C compressors in Saturn SC1, SC2, SL, SL1, SL2, SW1, and SW2 models
• Restores proper air conditioning cooling performance
• Solves issues related to compressor clutch failure or slipping
• Addresses refrigerant leaks due to worn or damaged compressor seals
• Eliminates compressor seizure or mechanical failure symptoms

Installation Notes and Tips

• Ensure system is evacuated and refrigerant properly recovered before removal
• Verify compatibility with Saturn model and year before installation
• Use recommended Pag 46 refrigerant oil to maintain compressor lubrication
• Replace O-rings and seals during installation to prevent leaks
• Check serpentine belt condition and alignment with the 5-groove pulley

Quality Assurance and Warranty

The Four Seasons New Compressor 158541 is a new, direct replacement part manufactured to meet OEM standards for fit, form, and function. It includes the clutch assembly and is pre-filled with compatible refrigerant oil. While mounting hardware is not included, the compressor is designed for straightforward installation on compatible Saturn models. Warranty coverage details should be confirmed with the parts provider or manufacturer documentation.