Clean CARFAX. White 2010 Mercury Grand Marquis LS RWD 4.6L V8 OHC FFV Full Safety Inspection Check.The 2010 Mercury Grand Marquis LS was a well-equipped, full-size sedan featuring a 4.6L V8 engine (224 hp) with Flex Fuel capability, a 4-speed automatic, rear-wheel drive, and a smooth ride thanks to its standard rear air suspension; it came loaded with leather, power features, and classic styling, focusing on comfort, space (seating 6), and a roomy trunk (20.6 cu. ft.). This vehicle is equipped with our Austin INFINITI Protection Package $999 -BATTERY4LIFE: Ensuring you never have to worry about unexpected battery issues (Gas Vehicles Only) OR -PDS Premier Defense: 1-Year Exterior Paint Protection Preserving the finish with an extra layer of durability against the elements! Recent Arrival!