Universal Air CO21744JC A/C Compressor

UAC 7SB16C Compressor Assembly for Lucerne

The Universal Air UAC 7SB16C Compressor Assembly is an A/C compressor built for direct fitment on select Buick Lucerne applications. It is a focused replacement for restoring refrigerant compression in the vehicle’s HVAC system, with fitment covering 2009-2011 Buick Lucerne models.

Key Features

• Brand: Universal Air
• Brand line: UAC 7SB16C Compressor Assembly
• Part number: CO21744JC
• Category: HVAC A/C compressor
• Fits 2009-2011 Buick Lucerne, N/A

Product Details

This compressor assembly is identified as the UAC 7SB16C Compressor Assembly and is cataloged under part number CO21744JC. It is intended for Buick Lucerne vehicles from 2009 through 2011 and is listed with N/A position fitment. If you are searching for a Buick Lucerne A/C compressor replacement or a CO21744JC compressor assembly for 2009-2011 Buick Lucerne models, this listing matches that application.

What It Helps Address

• Loss of cabin cooling performance
• Compressor noise or seizure
• Inconsistent A/C system operation
• Low refrigerant circulation caused by compressor wear
• HVAC performance issues on 2009-2011 Buick Lucerne vehicles

Installation Notes

Verify the vehicle’s year and application before installation. Inspect the A/C system for contamination, leaks, and related wear before replacing the compressor assembly. Confirm refrigerant oil type, system cleanliness, and proper evacuation and recharge procedures during service. Match the part number CO21744JC and the UAC 7SB16C Compressor Assembly listing to the vehicle before installation.

Quality Assurance

Universal Air catalogs this compressor assembly as a dedicated HVAC replacement part for the specified Buick Lucerne fitment. Part number CO21744JC is listed for 2009-2011 Buick Lucerne applications, supporting accurate ordering for A/C service work.