Estimates last updated October 16, 2025

BMW 640i Windshield Washer Fluid Reservoir Replacement Cost

The average cost for a BMW 640i Windshield Washer Fluid Reservoir Replacement is between $314 and $405.

• Labor costs are estimated between $194 and $285 while parts are typically priced around $120.
• This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.