Global Parts 4812246 A/C Refrigerant Suction Hose

Global Parts 4812246 A/C Suction Hose

Global Parts 4812246 is an A/C refrigerant suction hose for the low-side circuit, routing refrigerant from the compressor to the evaporator. It is a direct-fit HVAC hose assembly for rear A/C applications on select Pontiac, Oldsmobile, and Buick vehicles.

• Low-side A/C suction hose for compressor-to-evaporator routing
• Rear A/C compatible hose assembly
• Built for select GM applications with confirmed fitment
• Cross-references Dorman - HELP 56483 for the same application

Vehicle Fitment

• Fits 2001-2005 Pontiac Montana, N/A, rear AC compatible hose assembly
• Fits 2001-2004 Oldsmobile Silhouette, N/A, rear AC compatible hose assembly
• Fits 2002-2003 Buick Rendezvous, N/A, rear AC compatible hose assembly
• Fits 2001-2002 Pontiac Aztek, N/A, rear AC compatible hose assembly

Product Details

Part number 4812246 is used in the low-side refrigerant path, where the suction hose carries refrigerant vapor from the evaporator back to the compressor. For shoppers searching for a 2001-2005 Pontiac Montana A/C suction hose, a 2001-2004 Oldsmobile Silhouette rear A/C hose assembly, or a 2002-2003 Buick Rendezvous HVAC hose replacement, this part matches the listed applications. The same part number 4812246 also applies to 2001-2002 Pontiac Aztek rear A/C service needs.

Common Repair Uses

• Replacing a leaking or damaged low-side refrigerant hose
• Restoring rear A/C refrigerant flow
• Addressing loss of cabin cooling performance
• Repairing cracked or worn HVAC hose connections
• Servicing compressor-to-evaporator refrigerant routing

Installation Notes

Verify the vehicle year, make, model, and rear A/C configuration before installation. Inspect mating HVAC components, seals, and line connections for wear or contamination during service. Proper evacuation and recharge procedures are required after A/C line replacement.

Quality Assurance

Global Parts supplies this HVAC hose assembly as a replacement part for confirmed GM applications. Part number 4812246 is listed with direct fitment data for the vehicles shown above.