2012 Buick LaCrosse - Specs
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|
Dimensions and capacities are in inches unless otherwise
specified.
| Engine
|
3.6L
V-6 VVT DI |
Ecotec
2.4L DOHC I-4 |
| Cylinder head material |
cast aluminum |
cast aluminum |
| Block material |
aluminum |
cast aluminum |
| Displacement (cc / cu in) |
3564 / 217 |
2384 / 145 |
| Bore x Stroke |
3.7 x 3.37 |
3.46 x 3.85 |
| Valvetrain |
DOHC with four valves per
cylinder; continuously variable valve timing |
overhead camshafts, four-valves
per cylinder, continuously variable valve timing for
intake and exhaust |
| Ignition system |
individual coil-on-plug;
individual cylinder knock control |
individual coil-on-plug |
| Compression Ratio |
11.5:1 |
11.2:1 |
| Horsepower |
303 @ 6800 |
182 @ 6700 rpm |
| Torque (SAE net) |
264 @ 5300 |
172 @ 4900 rpm |
| Engine oil (qt) |
5.5 |
5 |
| Cooling system ( qt) |
7.6 |
9.6 |
| Fuel delivery |
direct injection |
direct injection and electronic
throttle control |
| Fuel Requirement |
regular unleaded |
regular unleaded |
| Estimated Fuel Economy |
17 / 27 |
25 / 36 |
| Transmission |
Hydra-Matic
6T70 six-speed automatic |
Hydra-Matic
6T40 six-speed automatic |
| Standard |
3.6L V-6 |
2.4L I-4 |
| Gear
Ratios (:1) |
| 1st |
4.48 |
4.58 |
| 2nd |
2.87 |
2.96 |
| 3rd |
1.84 |
1.91 |
| 4th |
1.41 |
1.45 |
| 5th |
1.00 |
1.00 |
| 6th |
0.74 |
0.75 |
| Reverse |
2.88 |
2.94 |
| Final Drive Ratio |
2.77 |
2.64 |
| Dimensions
& Capacities(a) |
2012
Buick LaCrosse |
| Wheelbase |
111.7 |
| Track |
Front |
61.7 |
| Rear |
62 |
| Overall Length |
197 |
| Overall Width |
73.1 |
| Height |
59.2 |
| Accomodations |
Front
Row |
Second
Row |
| Seating Capacity |
2 |
3 |
| Head Room |
38 |
37.3 |
| Leg room |
41.7 |
40.5 |
| Shoulder room |
57.4 |
56 |
| Hip room |
55.2 |
53.9 |
| Suspension |
2012
Buick LaCrosse |
| Front |
MacPherson
strut coil-over-spring; twin-tube dampers with gas-charged
valving; hollow direct-acting stabilizer bar |
| Rear |
18" wheels |
four-link |
| |
“H”-arm |
| Steering |
2012
Buick LaCrosse |
| Type |
1SB. 1SD. 1SL. 1SN.
1SP w/ 2.4L |
electric
variable-ratio, rack-and-pinion |
| 1SB, 1SD w/ 3.6L |
hydraulic
power; rack-and-pinion |
| 1SL, 1SN, 1SP, 1SR,
1ST w/ 3.6L |
hydraulic
power; variable-effort rack-and-pinion |
| Turning Diameter (curb-to-curb) |
38.8 |
| Steering Wheel Turns,
Lock-to-Lock |
2.75 |
| Ratio |
15.2:1 |
| Wheels and TIres |
2012 Buick
LaCrosse
|
| 1SB, 1SD |
Standard |
Wheels |
17-inch steel with cover |
| Tires |
P245/50R17 all-season
blackwall |
| Optional |
Wheels |
17-inch alloy |
| Tires |
P245/50R17 all-season
blackwall |
| 1SL, 1SN,
1SP |
Standard |
Wheels |
18-inch alloy |
| Tires |
P245/45R18 all-season
blackwall |
| 1SR,1ST |
Standard |
Wheels |
18-inch alloy |
| Tires |
P245/45R18 all-season
blackwall |
| Optional |
Wheels |
19-inch alloy |
| Tires |
P245/40R19 all-season
blackwall |
| Brakes |
2012
Buick LaCrosse |
| Front |
Type
|
split, dual-circuit four-wheel-disc with power assist
(vented)
|
|
Rotor diameter x thickness
|
V-6
|
12.6 x 1.2 |
|
eAssist
|
11.7 x 1.2 |
| Front |
Type
|
split, dual-circuit four-wheel-disc with power assist
(solid)
|
|
Rotor diameter x thickness
|
V-6
|
12.4
x 0.9 |
|
eAssist
|
11.5
x 1.2 |
| Weights
and Capacities (pounds unless otherwise noted) |
2012
Buick LaCrosse |
| Base Curb
Weight (lbs.) |
1SB, 1SD |
3829 |
| 1SL, 1SN,
1SP |
FWD |
4026 |
| AWD |
4196 |
| 1SR, 1ST |
4045 |
| Cargo Volume
(cu. ft.) |
1SB, 1SD, 1SL, 1SN,1SP
|
13.3 |
| 1SR, 1ST |
12.8 |
|
eAssist
|
11.7 |
| EPA interior volume (cu
ft) |
99 |
| Passenger volume (cu
ft) |
101.7 |
| Fuel capacity
(gal) |
1SB, 1SD, 1SL, 1SN, 1SP
FWD, 1SR, 1ST |
18.4 |
| 1SL, 1SN, 1SP AWD |
19.5 |
| Trailer towing maximum
(lb) |
3.6L V6 |
1000 |
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Car Reviews
2012
Buick LaCrosse - Photos
