Global Parts 4811932 A/C Refrigerant Discharge Hose

Rear A/C Discharge Hose for GM SUVs

Global Parts 4811932 is an A/C refrigerant discharge hose for rear air conditioning applications on select GMC, Chevrolet, and Cadillac SUVs. It routes high-side refrigerant from the compressor to the condenser, supporting proper system flow in rear A/C-equipped vehicles.

• Part number: 4811932
• Category: HVAC hoses and pipes
• High-side discharge hose for compressor-to-condenser routing
• Rear A/C compatible hose assembly
• Cross-references Bosch H370 and UAC HA11048C for the same application

Vehicle Fitment

• Fits 2000-2007 GMC Yukon XL 1500, N/A, rear AC compatible hose assembly
• Fits 2000-2007 GMC Yukon XL 2500, N/A, rear AC compatible hose assembly
• Fits 2000-2006 GMC Yukon, N/A, rear AC compatible hose assembly
• Fits 2002 Cadillac Escalade, N/A, rear AC compatible hose assembly
• Fits 2002 Cadillac Escalade EXT, N/A, rear AC compatible hose assembly
• Fits 2000-2002 Chevrolet Tahoe, N/A, rear AC compatible hose assembly
• Fits 2001 Chevrolet Suburban 1500, N/A
• Fits 2000 Chevrolet Suburban 1500, N/A, w/ Denso Comp; w/ Rear AC
• Fits 2000 Chevrolet Suburban 2500, N/A, rear AC compatible hose assembly

Product Details

This Global Parts A/C refrigerant discharge hose is built for vehicles that use a rear air conditioning system, including GMC Yukon, GMC Yukon XL, Chevrolet Tahoe, Chevrolet Suburban, and Cadillac Escalade applications. The hose carries refrigerant on the high-pressure side between the compressor and condenser, making it a direct replacement choice when servicing a leaking, damaged, or restricted discharge line. Part number 4811932 is listed across multiple GM SUV applications for model years 2000 through 2007.

Common Repair Symptoms

• Loss of A/C cooling performance
• Visible refrigerant oil residue at the hose connection
• Cracked, corroded, or damaged discharge hose
• High-side refrigerant leak diagnosis
• Rear A/C system service on GM full-size SUVs

Installation Notes

Verify the vehicle’s compressor, condenser, and rear A/C configuration before ordering. Match the original hose routing and connection style to the existing system, and inspect related seals, fittings, and adjacent lines during service. After installation, evacuate and recharge the system according to the vehicle manufacturer’s specifications.

Quality Assurance

Global Parts supplies replacement HVAC components for automotive repair applications. This hose is cataloged for confirmed GM fitments and cross-references Bosch H370, Dorman HELP 56412, and UAC HA11048C for the same application.