Global Parts 4812442 A/C Refrigerant Discharge Hose

Overview

Global Parts 4812442 is an A/C refrigerant discharge hose for the high-side side of the air conditioning system. It routes refrigerant from the compressor to the condenser, helping maintain proper system flow on select Chevrolet Silverado 1500 and GMC Sierra 1500 trucks.

Compatible with 2003-2013 Chevrolet Silverado 1500, 2003-2013 GMC Sierra 1500, 2007 Chevrolet Silverado 1500 Classic, and 2007 GMC Sierra 1500 Classic, this hose is a direct-fit service part for common HVAC repairs. Part number 4812442 is also referenced in cross applications such as Dorman HELP 56073 and Four Seasons 56422.

Key Features

• A/C refrigerant discharge hose for the compressor-to-condenser line
• Fits 2003-2013 Chevrolet Silverado 1500 and 2003-2013 GMC Sierra 1500
• Also fits 2007 Chevrolet Silverado 1500 Classic and 2007 GMC Sierra 1500 Classic
• Built for high-side refrigerant routing in the HVAC system
• Global Parts part number 4812442 for catalog and service matching

Product Details

In an automotive HVAC system, the discharge hose carries refrigerant after compression and before it reaches the condenser. Global Parts 4812442 is specified for Silverado 1500 and Sierra 1500 applications where the original high-side hose needs replacement due to leakage, damage, or age-related wear. Use this part number 4812442 when searching for a replacement A/C refrigerant discharge hose for these GM truck applications.

Common Repair Uses

• Repairing refrigerant loss from a cracked or leaking high-side hose
• Restoring A/C performance after hose deterioration
• Replacing a damaged compressor-to-condenser refrigerant line
• Addressing system service issues on Silverado 1500 and Sierra 1500 trucks

Installation Notes

Verify the vehicle year, make, and model before ordering. Inspect related A/C components, seals, and connection points for wear before installation. Proper evacuation, leak checking, and recharge procedures are required after replacing any refrigerant hose.

Quality Assurance

Global Parts supplies this hose as a cataloged replacement for confirmed GM truck applications. The manufacturer description identifies this part as a refrigerant discharge hose used in the high-side A/C circuit, supporting accurate fitment selection for service work.