Estimates last updated October 16, 2025

Mercedes-Benz S450 Air Conditioning Expansion Valve Replacement Cost

The average cost for a Mercedes-Benz S450 Air Conditioning Expansion Valve Replacement is between $523 and $592.

• Labor costs are estimated between $146 and $215 while parts are typically priced around $377.
• This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.
• For a more accurate estimate based on your location, use our Fair Price Estimator below.