Four Seasons 3879N A/C Compressor Kit

Four Seasons PAC-Kit w/ New Compressor for BMW A/C Repair

Restore A/C performance on select BMW 3 Series models with the Four Seasons PAC-Kit w/ New Compressor, part number 3879N. This A/C compressor kit is built for 1988-1990 BMW 325i, 325is, and 325iX applications that use a 10PA17C compressor and a drier with a black terminal on the pressure switch.

Key Features

• Four Seasons PAC-Kit w/ New Compressor for HVAC A/C compressor replacement
• Fits 1988-1990 BMW 325i, 325is, and 325iX
• Application-specific for vehicles using a 10PA17C compressor
• Includes the compressor kit components identified for this BMW platform
• Part number 3879N for accurate catalog matching

Product Details

The Four Seasons 3879N is an A/C compressor kit for BMW 325i, 325is, and 325iX models from 1988 through 1990. The PAC-Kit w/ New Compressor line is organized for vehicle-specific HVAC service, helping match the compressor and related A/C service parts to the original system configuration. For this application, the fitment notes call out the 10PA17C compressor and the drier with a black terminal on the pressure switch, making it important to verify the existing system before ordering.

This part cross-references OE-style service references for the same application, including 58356 and 33444.

What This Part Helps Address

• Weak or inconsistent cabin cooling
• Compressor noise or compressor failure
• Loss of A/C system pressure
• Incorrect compressor match during BMW A/C service
• Fitment issues on 1988-1990 BMW 325i, 325is, and 325iX systems

Installation Notes and Tips

Confirm the vehicle uses the 10PA17C compressor and the drier with a black terminal on the pressure switch before installation. Inspect the A/C system for contamination, leaks, and worn related components, and follow proper evacuation, flushing, and recharge procedures during service. Verify all system identifiers against the existing compressor and pressure switch configuration on the BMW 325i, 325is, or 325iX.

Quality Assurance

Four Seasons supplies HVAC service parts for automotive air conditioning repair, and this PAC-Kit is cataloged for the specified BMW applications under part number 3879N.