Mercury Grand Marquis Gas type by year
| Year | Gas type |
|---|---|
| 2011 | Regular (flex-fuel E85 engine available) |
| 2010 | Regular (flex-fuel E85 engine available) |
| 2009 | Regular (flex-fuel E85 engine available) |
| 2008 | Regular (flex-fuel E85 engine available) |
| 2007 | Regular (flex-fuel E85 engine available) |
| 2006 | Regular (flex-fuel E85 engine available) |
| 2005 | Regular |
| 2004 | Regular |
| 2003 | Regular |
| 2002 | Regular |
| 2001 | Regular |
| 2000 | Regular |