Global Parts 4811964 A/C Refrigerant Suction Hose

A/C suction hose for GM truck and SUV applications

Global Parts 4811964 is an A/C refrigerant suction hose for low-side HVAC routing between the compressor and evaporator. It is built for direct replacement use on select Chevrolet, GMC, and Cadillac applications from 2000-2007, including Silverado, Sierra, Tahoe, Yukon, and Escalade models.

• Low-side A/C suction hose for compressor-to-evaporator routing
• Direct replacement for select Chevrolet Silverado 1500 and GMC Sierra 1500 applications
• Also used on Chevrolet Tahoe, Suburban, Avalanche, and GMC Yukon platforms
• Cross-references UAC HA11380C for the same application
• Part number 4811964 for catalog and fitment lookup

Detailed fitment and application

This hose follows the suction-side layout described by the manufacturer, connecting the compressor to the evaporator on the low side of the system. Compatible vehicle coverage includes 2000-2007 Chevrolet Silverado 1500, 2001-2007 Chevrolet Silverado 2500 HD, 2004-2006 Cadillac Escalade, and 2000-2006 GMC Yukon XL 1500 applications, along with additional Silverado, Sierra, Tahoe, Suburban, Avalanche, and Yukon listings. Part number 4811964 is also referenced in aftermarket catalogs for related GM HVAC service work.

What this part helps address

• Leaking or cracked A/C suction hose assemblies
• Loss of refrigerant pressure on the low side
• Reduced cabin cooling performance
• Oil staining or residue at hose connections
• Service replacement for aged GM HVAC hose routing

Installation notes and quality assurance

Verify the vehicle’s compressor type, rear A/C configuration, and option codes before ordering, since several listings specify Denso compressor use or rear A/C exclusions. Confirm the hose routing and connection style against the original part on the vehicle before installation. Global Parts 4811964 is cataloged as an HVAC replacement hose for the listed GM applications.