Buick LaCrosse - 2014

Send Email  |  Download Plain Text PDF   |  Word   Share Add This  

Overview

Model:

2014 LaCrosse FWD/AWD

Body style / driveline:

front-drive/all-wheel-drive, front-engine, four-door, five- passenger sedan

Construction:

integral

EPA vehicle class:

midsize sedan

Manufacturing location:

Fairfax (Kan.) Assembly

Key competitors:

Acura TL, Lexus ES350, Lincoln MKZ

Back to top

Engines

Type:

2.4L DOHC I-4

3.6L V-6 VVT DI

Displacement (cu in / cc):

145 / 2384

217 / 3564

Bore & stroke (in / mm):

3.46 x 3.85 / 88 x 98

3.7 x 3.37 / 94 x 85.6

Block material:

precision sand-cast aluminum

cast aluminum

Cylinder head material:

cast aluminum

cast aluminum

Valvetrain:

DOHC with four valves per cylinder; continuously variable valve timing

DOHC with four valves per cylinder; continuously variable valve timing

Ignition system:

individual coil-on-plug

individual coil-on-plug; individual cylinder knock control

Fuel delivery:

direct injection and electronic throttle control

direct injection and electronic throttle control

Compression ratio:

11.2:1

11.5:1

Horsepower
(hp / kW @ rpm):

182 / 136 @ 6700 rpm SAE certified

304 / 227 @ 6800 SAE certified

Torque
(lb.-ft. / Nm @ rpm):

172 / 233 @ 4900 rpm SAE certified

264 / 358 @ 5300 SAE certified

Recommended fuel:

regular unleaded

regular unleaded or E85 (E85 capability not available in California and Northeast states with PZEV emissions)

Emissions controls:

close-coupled, catalytic converter; continuously variable valve timing; positive crankcase ventilation evaporative system; supplemental air injection system, partial zero emissions vehicle capable (eAssist)

dual close-coupled catalysts and single underfloor catalyst; variable valve timing, evaporative system

Fuel economy (city / hwy):

25 / 36

18 / 28 (FWD)
17 / 26 (AWD)

Back to top

Transmissions

Type:

Hydra-Matic 6T40 six-speed automatic

Hydra-Matic 6T70 six-speed automatic

Application:

2.4L four-cylinder

3.6L V-6

Gear ratios: (:1):

First:

4.58

4.48

Second:

2.96

2.87

Third:

1.91

1.84

Fourth

1.45

1.41

Fifth:

1.00

1.00

Sixth:

0.75

0.74

Reverse:

2.94

2.88

Final drive ratio:

2.64

2.77

Back to top

Electric Drive System (for 2.4L eAssist)

Type:

belt-driven, liquid-cooled motor/generator unit and lithium-ion battery system; air-cooled power electronics and battery pack

Maximum electric generating power:

15 kW @ 1570-3180 rpm

Maximum electric motor torque (cranking):

110 lb.-ft. / 150 Nm

Maximum electric motor torque (electric assist):

79 lb.-ft. / 107 Nm @ 1,000 rpm

Maximum electric motor power (electric assist):

15 hp / 11.2 kW @ 1,000-2,200 rpm

Lithium-ion battery:

115V, 0.5-kWh, 15 kW peak power

Back to top

Chassis/Suspension

Suspension (front):

MacPherson strut coil-over-spring; twin-tube dampers with gas-charged valving; hollow direct-acting stabilizer bar (eAssist and 3.6L FWD with 17- or 18-inch wheels/AWD 19-inch wheels); HiPer Strut coil-over-spring; twin-tube dampers with gas-charged valving; hollow direct-acting stabilizer bar; real-time damping and Sport Mode Selectivity (3.6L FWD with 19-inch or 20-inch wheels)

Suspension (rear):

four-link (eAssist and 3.6L FWD with 17- or 18-inch wheels); H-arm (3.6L AWD); H-arm with real-time damping and Sport Mode Selectivity (3.6L FWD with 19- or 20-inch wheels)

Steering type:

electric variable-effort power steering (eAssist and FWD V-6); power variable-effort: (AWD models)

Steering ratio:

15.2:1

Steering wheel turns, lock-to-lock:

2.75

Turning circle (ft / m):

36.8 / 11.2 (eAssist); 38.8 / 11.75

Back to top

Brakes

Type:

split, dual-circuit four-wheel-disc with power assist

Rotor diameter x thickness (in / mm):

V-6: front: 12.6 x 1.2 / 321 x 30 (vented)
rear: 12.4 x 0.9 / 315 x 23 (vented)
eAssist: front: 11.7 x 1.2 / 296 x 30 (vented)
rear: 11.5 x 0.47 / 292 x 12 (solid)

Back to top

Wheels/Tires

Wheel size and type:

17-in machined alloy (std w/ eAssist)

18-in machine-faced alloy, painted (std on 1SB, 1SL with 3.6L; opt on eAssist in non-PZEV states)

19-in painted, machined alloy (std on 1SL, 1SP AWD V-6)

19-in chrome alloy (std on 1SP FWD V-6, and opt on 1SL FWD V-6)

20-in alloy (std on 1SR)

Tires:

P235/50R17 low rolling-resistance all-season (std w/ eAssist)

P235/50R18 all-season

P245/45R19 all-season

P245/40R20 all-season

Back to top

Dimensions

Exterior

Wheelbase (in / mm):

111.7 / 2837

Overall length (in / mm):

197 / 5001

Overall width (in / mm):

73.1 / 1857

Overall height (in / mm):

59.2 / 1504

Track (in / mm):

front: 61.7 / 1567
rear: 62 / 1575

Curb weight (lb / kg):

3757 / 1704 (eAssist)
3896 / 1767 (3.6L V-6)

Interior

Seating capacity:

2 / 3

Headroom (in / mm):

front: 38 / 965
rear: 37.3 / 947

Legroom (in / mm):

front: 41.7 / 1059
rear: 40.5 / 1029

Shoulder room (in / mm):

front: 57.4 / 1459
rear: 56 / 1423

Hip room (in / mm):

front: 55.2 / 1402
rear: 53.9 / 1369

Back to top

Capacities

EPA interior volume
(cu ft / L):

99 / 2805

Passenger volume (cu ft / L):

101.7 / 2878

Cargo volume (cu ft / L):

10.8 / 306 (2.4L eAssist)
13.3 / 376 (3.6L V-6)

Trailer towing maximum
(lb / kg):

1000 / 454 (3.6L V-6)

Fuel capacity (gal / L):

15.7 / 59.4 (eAssist)
18 / 70 (3.6L V-6)

Engine oil (qt / L):

5 / 4.7 (2.4L)
5.5 / 5.2 (3.6L)

Cooling system ( qt / L):

9.6 /12 (2.4L)
7.6 / 7.2 (3.6L)

Note: Information shown is current at time of publication.

Back to top

Video

This is the player used on the MOL video portal
This is the player used on the MOL video portal

Blog Widget

file2014 Buick LaCrosse Blog Widget

Fast Facts

LaCrosse

LaCrosse eAssist

Contacts