The ( 1997 ) Mercury Sable Owner Guide shows , for all models ( 60.6 liters / 16.0 U.S. gallons )
For a 2002 Mercury Sable : ( 68.1 litres / 18.0 U.S. gallons )
16.6 galons
According to the 1999 Mercury Sable Owner Guide : ( 60.6 litres / 16.0 U.S. gallons , all models )
That really depends on what model year of Mercury Sable , and which engine you have A little more information please
According to my Chilton's Auto Repair Manual : For a 1989 Mercury Sable : ( 16.0 U.S. gallons , or the optional extended range tank which is 18.6 )
All 1998 Mercury Sable vehicles have a ( 16.0 U.S. gallon fuel tank ) * according to the owners manual *
On a 1990 Mercury Sable : The ELECTRIC fuel pump is INSIDE the fuel tank ( it is installed through an access hole in the top of the fuel tank )
According to the 2002 Mercury Sable Owner Guide : ( 18.0 U.S. gallons )
According to the 1999 Mercury Sable Owner Guide : ( 60.6 litres / 16.0 U.S. gallons )
A 1998 Mercury Sable ( all vehicles ) have a ( 16.0 U.S. gallon fuel tank ) according to the owner manual
According to the 2002 Mercury Sable Owner Guide : For all trim levels ( 18.0 U.S. gallons )