According to the 2008 Mercury Mariner Owner Guide :
The fuel tank holds ( 16.5 U.S. gallons )
According to the 2010 Mercury Mariner Owner Guide : ( the fuel tank holds 17.5 U.S. gallons )
22.5 U.S. gallons
17.5
It can hold about 13 gallons
typically the 1992 Mercury Sable can hold up to 16 gallons
22.5 gallons
It will be necessary to remove the front license plate and bracket. Remove license plate from bracket. Using a 3/16" drill bit, drill out the two pop rivets that hold the bracket to the bumper. This is from a a bull bar installation guide for a 2008 Ford Escape/2008 Mercury Mariner.
( 26 gallons ) U.S.
2.6 gallons
20.0 gallons for Mercury Villagers '93-'98.
The ( 1996 ) Mercury Cougar gas tank capacity is ( 18.0 U.S. gallons )
( 16 ) U.S. gallons