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2009 Buick Lucerne Specifications

 Lucerne 3.9L Lucerne 4.6L
General 
Driven WheelsFWD
Chassis TypeUnitized Body/Frame
Engine 
PowertrainInternal Combustion
PositionFront
ConfigurationV
Block Materialcast ironcast aluminum
Head Materialcast aluminumaluminum
Cylinders68
Fuel TypeGasolineGasoline - Premium
Displacement (cc)38804565
Bore (mm)9993
Stroke (mm)84
Max. Power (bhp)227292
Max. Power @RPM57006300
Max. Torque (lbft)237288
Max. Torque @RPM32004500
Comp. Ratio9.810.1
Transmission 
Transmission TypeAutomatic
# Gears (excl Rev)4
Steering 
Steering Ratio15.114.2
Turns Lock-to-Lock2.82.1
Turning Circle (ft)42.244
Suspension 
Type - Front SuspensionMacPherson strut/lower arm
Type - Rear SuspensionMultilink
Brakes 
Type - Front BrakesVented Disc
Type - Rear BrakesDisc
ABSStd
Wheels/Tires 
Tire Size F/R235/55R17245/50R18
Capacities 
Fuel Capacity (gallons) (gal)18.5
Vehicle Dimensions 
Curb Weight (lb)37644004
Front Track (in)62.6
Rear Track (in)62.1
Height (in)58
Length (in)203
Wheelbase (in)115.6
Width (in)73.8
Interior Specs 
Head Rm F (in)39.5
Head Rm 2nd (in)37.6
Shlder Rm F (in)58
Shlder Rm 2nd (in)57.0
Hip Room F (in)56.7
Hip Room 2nd (in)57.0
Leg Room F (in)42.5
Leg Room 2nd (in)41
Seating Positions F2
Seating Positions 2nd3
Cargo Volume (cu ft)17
Passenger Volume (SAE) Total (cu ft)108
Overall Int. Vol. (cu ft)125
Fuel Economy 
EPA City (mpg)1715
EPA Hwy (mpg)2622