The Mercury Grand Marquis is a full-size sedan in one trim level known as LS. Standard equipment includes 17-inch alloy wheels, rear air suspension, keyless entry and exterior keypad entry, auto on/off headlamps, foglamps, cruise control, full power accessories, automatic climate control, an auto-dimming rearview mirror, a power 40/20/40-split front bench seat, leather upholstery, a leather-wrapped steering wheel and a CD player. Options include chrome-clad wheels, heated front seats, a leather/wood steering wheel with audio and climate controls, power-adjustable pedals and a ""dual media"" stereo with a cassette and CD player.
The rear-wheel-drive 2009 Grand Marquis is powered by a 4.6-liter V8 coupled to a four-speed automatic transmission. Output is 224 horsepower and 275 pound-feet of torque. Fuel economy is 15 mpg city/23 mpg highway and 18 mpg combined. Standard safety equipment includes antilock disc brakes, traction control and front-seat side airbags.