Universal Air CO20448GLC A/C Compressor

UAC HU6 Compressor Assembly for GM Trucks and SUVs

The Universal Air UAC HU6 Compressor Assembly, part number CO20448GLC, is an A/C compressor for select Chevrolet, GMC, Cadillac, and GMC full-size trucks and SUVs. It is listed for vehicles with 1 mounting hole and covers model years from 1999 through 2004 across multiple GM applications.

Key Features

• UAC HU6 compressor assembly for HVAC A/C compressor replacement
• Part number CO20448GLC for direct reference during ordering and service lookup
• Fits select Chevrolet Silverado, Tahoe, Suburban, Avalanche, and Cadillac Escalade applications
• Fits select GMC Sierra, Yukon, and Yukon XL applications
• Application-specific fitment for vehicles with 1 mounting hole

Detailed Description

Universal Air’s UAC HU6 Compressor Assembly is built for GM light-duty and heavy-duty platforms that use the HU6 compressor configuration. This part number, CO20448GLC, covers a broad range of Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 3500, GMC Sierra 1500, Sierra 2500 HD, and related SUV applications, making it a practical replacement when the original compressor has failed or is no longer maintaining proper system performance. The UAC HU6 Compressor Assembly line is used for vehicle-specific HVAC service where correct compressor style and mounting configuration matter.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Fix

• No cold air from the vents
• Compressor noise, seizure, or clutch-related A/C failure
• Low refrigerant circulation through the HVAC system
• Weak cabin cooling in Chevrolet Silverado and GMC Sierra platforms
• Loss of A/C performance in Tahoe, Yukon, Suburban, and Escalade models

Installation Notes and Tips

Verify the vehicle uses the HU6 compressor style and 1 mounting hole before ordering. Confirm the exact year, make, and model against the fitment list for Chevrolet Silverado 1500, Silverado 2500, Silverado 2500 HD, Silverado 3500, GMC Sierra 1500, Sierra 2500, Sierra 2500 HD, Sierra 3500, Tahoe, Yukon, Yukon XL, Avalanche, Suburban, and Cadillac Escalade applications. Proper evacuation, oil service, and system inspection are standard steps during A/C compressor replacement.

Quality Assurance

Universal Air supplies application-specific HVAC components for service replacement use. Part number CO20448GLC is cataloged for the listed GM fitments and the HU6 compressor assembly configuration.