This original equipment A/C hose assembly has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Connect A/C system components to carry the refrigerant
GM-recommended replacements for your vehicle's original components
Designed to withstand high pressures and temperatures
The hard lines are typically made from extruded aluminum or sometimes from coated steel
The hose is chemical-resistant and has hydraulically crimped fittings
Service ports are specifically designed for service equipment and the particular refrigerant used
A/C Refrigerant Lines
DISCHARGE LINE
The Discharge Line carries High Pressure Gas between the Compressor and Condenser
SUCTION LINE
The Suction Line carries Low Pressure Gas from the Evaporator to the Compressor (sometimes through an Accumulator).
LIQUID LINE
The Liquid Line carries High Pressure Liquid from the Condenser to the Evaporator (often through an Expansion Device).
Some assemblies combine two or all three lines together.
A/C Refrigerant Lines
A/C System Repair Toolbox