Buy 2004 Buick Century Valve. Expansion. Seal. Ring. Conditioning. (Upper). 5/8". Corvette; 5/8". CT4 Air, Heater, Evaporator - OEM Buick Part # 13418806

A/C Expansion Valve O-Ring. A/C Expansion Valve Seal. Air (A/C) O -. Included with: AC & heater assembly, Expansion Valve.

A/C Expansion Valve O-RingA/C Expansion Valve Seal

5/8". Corvette; 5/8". CT4; Evaporator Inlet; 5/8". Envision; Seal; Evaporator; 5/8".
Air Conditioning Expansion Valve - Repair or Replace
Your air conditioning system’s expansion valve is located next to your vehicle’s evaporator, and a failed expansion valve can cause inefficient or noisy operation. Let our technician remove and inspect the expansion valve in your 2004 Buick Century to determine the optimum repair procedure.