1995 chevy tahoeDecember 15, 2014December 16, 2014my intake manifold cracked. do i need to put sealant on the whole intake manifold gasket? Share Tweet Pinterest Keywords:Tahoe 1 thought on “1995 chevy tahoe” Freeautomechanic December 15, 2014 at 9:11 pm If your intake is cracked you need to replace it. The manifold has to be able to withstand pressure from the cooling system. Comments are closed.