Estimates last updated October 16, 2025

2011 GMC Sierra 3500 HD Engine Front Cover Gasket Replacement Cost

The average cost for a 2011 GMC Sierra 3500 HD Engine Front Cover Gasket Replacement is between $1,656 and $2,315.

• Labor costs are estimated between $1,122 and $1,647 while parts are priced between $533 and $668.
• This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.