2004 Buick LaCrosse CX, 2005 MY US

This vehicle has a 4 door saloon (sedan) body style with a front mounted engine supplying power to the front wheels. The Buick LaCrosse CX's engine is a naturally aspirated petrol, 3.8 litre, overhead valve 90 degree V 6 cylinder with 2 valves per cylinder. This unit develops 200 bhp (203 PS/149 kW) of power at 5200 rpm, and maximum torque of 312 N·m (230 lb·ft/31.8 kgm) at 4000 rpm. The engine delivers its power through to the wheels via a 4 speed automatic 'box. The quoted kerb weight is 1585 kg.

Pictures

Key facts

2004 Buick LaCrosse CX, 2005 MY US information summary

What body style?
4 door sedan/saloon with 4/5 seats
How long?
5032 mm
How heavy?
1585 kg
What size engine?
3.8 litre, 3791 cm3
How many cylinders?
6, V
How much power?
203 PS / 200 bhp / 149 kW @ 5200 rpm
How much torque?
312 Nm / 230 ft.lb / 31.8 kgm @ 4000 rpm

Buick LaCrosse models

Buick LaCrosse CXS -
4 door sedan/​saloon FF 4A 3564 cm3 243 PS 240 bhp 179 kW 1619 kg

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2004 Buick LaCrosse CX data
Applicable to the USA domestic market(s).
bodywork
Body type4/5 seater sedan/saloon
Number of doors4
Designer
dimensions & weights
mminches
Wheelbase 2807 mm 110.5 inches
Track/tread (front) 1567 mm 61.7 inches
Track/tread (rear) 1562 mm 61.5 inches
Length 5032 mm 198.1 inches
Width 1854 mm 73 inches
Height 1458 mm 57.4 inches
Ground clearance
length:wheelbase ratio 1.79
Kerb weight 1585 kg 3494 lb
Weight distribution
fuel tank capacity 66.2 litres 14.6 UK Gal 17.5 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer GM
Engine code L26
Cylinders V 6 in 90° vee
Capacity 3.8 litre
3791 cc
(231.341 cu in)
Bore × Stroke 96.52 × 86.36 mm
3.8 × 3.4 in
Bore/stroke ratio 1.12
Valve gear overhead valve (OHV)
2 valves per cylinder
12 valves in total
maximum power output 203 PS (200 bhp) (149 kW)
at 5200 rpm
Specific output 52.8 bhp/litre
0.86 bhp/cu in
maximum torque 312 Nm (230 ft·lb) (31.8 kgm)
at 4000 rpm
Specific torque 82.3 Nm/litre
0.99 ft·lb/cu3
Engine construction cast iron block & head
sump wet sumped
compression ratio 9.4:1
Fuel system SPFi
bmep (brake mean effective pressure) 1034.2 kPa (150 psi)
Maximum RPM 5900 rpm
crankshaft bearings
Engine coolant Water
Unitary capacity 631.83 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio 127.94 PS/tonne (1000 kg)
94.09 kW/tonne (1000 kg)
126.18 bhp/tonne (1000 kg)
0.06 bhp/lb
Weight-to-power ratio 10.63 kg/kW
17.75 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels front wheel drive  
Torque split N/A
Steering power assisted rack & pinion
turns lock-to-lock 2.390
Turning circle
Front suspension I.MS.CS.ARB.
Rear suspension I.3Li.CS.ARB.
Wheel size front
Wheel size rear
Tyres front P225/60 R 16 ALS
Tyres rear P225/60 R 16 ALS
Brakes F/R VeDi/Di-S-ABS
Front brake diameter 297 mm
Rear brake diameter 269 mm
Braked area
Gearbox 4 speed automatic
Top gear ratio 0.71
Final drive ratio 2.86
general
Carfolio.com ID156145
Production total
Model code
Model family
RAC rating 34.7
Insurance classification No information available
Tax band No information available
2004 Buick LaCrosse CX added 2007-04-12.
Last modified 2013-02-28.