Global Parts 4811749 A/C Hose Assembly

Global Parts 4811749 A/C Hose Assembly

Global Parts 4811749 is an A/C hose assembly for the vehicle-specific HVAC system. It serves the low-side, high-side, liquid line, or manifold hose function described by the application, helping route refrigerant between major air conditioning components.

• Part number: 4811749
• Category: HVAC hoses and pipes
• Application type: A/C hose assembly
• Cross-reference: UAC HA10448C
• Cross-reference: Dorman - HELP 56251

Application Details

Compatible with 1996-1999 Buick LeSabre, N/A; 1996 Buick Park Avenue, N/A; 1996-1999 Oldsmobile 88, N/A; 1996-1999 Oldsmobile LSS, N/A; 1997-1998 Oldsmobile Regency, N/A; 1996 Oldsmobile 98, N/A; and 1996-1999 Pontiac Bonneville, N/A. This Global Parts 4811749 listing covers 1996, 1997, 1998, and 1999 model years for these Buick, Oldsmobile, and Pontiac applications.

What It Does

• Restores refrigerant flow between the compressor, condenser, and evaporator
• Addresses leaks caused by aging hose material or damaged hose connections
• Supports proper low-side or high-side A/C circuit routing, depending on vehicle application
• Helps correct weak cooling caused by restricted or compromised hose assemblies

Installation Notes

Verify the hose routing, port style, and vehicle application before installation. Match the part number 4811749 to the original hose layout on the vehicle, and inspect adjacent A/C components for wear, contamination, or damage before reassembly.

Quality Assurance

Global Parts supplies this A/C hose assembly as a replacement HVAC component built for the listed Buick, Oldsmobile, and Pontiac applications. The manufacturer identifies suction hoses, discharge hoses, liquid lines, and manifold hose configurations as the relevant A/C hose types for this category.