Estimates last updated October 16, 2025

2004 Mercury Grand Marquis Engine Front Cover Gasket Replacement Cost

The average cost for a 2004 Mercury Grand Marquis Engine Front Cover Gasket Replacement is between $999 and $1,335.

• Labor costs are estimated between $720 and $1,056 while parts are typically priced around $279.
• This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.