Universal Air CK4775 A/C Compressor Kit

Short Compressor Replacement Kit for HD Ambulance Applications

Universal Air CK4775 is a Short Compressor Replacement Kit for select heavy-duty Chevrolet and GMC trucks equipped with the Ambulance Package. It is built for 2011-2014 Chevrolet Silverado 2500 HD and Silverado 3500 HD, plus 2011-2014 GMC Sierra 2500 HD and Sierra 3500 HD applications.

Key Features

• Short Compressor Replacement Kit for HVAC A/C compressor service
• Fits 2011-2014 Chevrolet Silverado 2500 HD, N/A, with Ambulance Package
• Fits 2011-2014 Chevrolet Silverado 3500 HD, N/A, with Ambulance Package
• Fits 2011-2014 GMC Sierra 2500 HD, N/A, with Ambulance Package
• Fits 2011-2014 GMC Sierra 3500 HD, N/A, with Ambulance Package
• Complete kit includes CO 22180C, EX 33410C, and RD 11128C
• Recommend replacing the condenser with a new condenser during service

Detailed Description

Universal Air CK4775 is a replacement A/C compressor kit for HD truck HVAC systems that use the short compressor configuration. This kit is specified for Chevrolet Silverado 2500 HD and 3500 HD, as well as GMC Sierra 2500 HD and 3500 HD models from 2011 through 2014 when equipped with the Ambulance Package. For buyers searching for a 2011-2014 Chevrolet Silverado 2500 HD A/C compressor kit or a 2011-2014 GMC Sierra 3500 HD compressor replacement, CK4775 provides the correct application match for those vehicles.

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

What It Helps Address

• Loss of cabin cooling in ambulance-equipped HD trucks
• Compressor replacement during A/C system repair
• Service needs tied to short compressor configuration
• HVAC performance issues on Silverado and Sierra HD platforms

Installation Notes

Verify the vehicle has the Ambulance Package before ordering. Match the compressor configuration to the existing system and inspect the condenser during repair; Universal Air recommends replacing the condenser with a new condenser. Confirm all A/C line connections, belt routing, and system specifications before evacuation and recharge.

Quality Assurance

Universal Air supplies HVAC replacement components for automotive A/C service, and CK4775 is cataloged for the listed HD Chevrolet and GMC applications.