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2012 Buick LaCrosse - Specs

2012 Buick laCrosse

2012 Buick LaCrosse - Photos
2012 Buick Specs
2012 Buick LaCrosse- Price Quote

Visit Buick for more information on the Buick LaCrosse.

Engine Specs
Transmission Specs

Weights and Capacities
Exterior Dimensions
Interior Dimensions

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

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

split, dual-circuit four-wheel-disc with power assist (vented)

Rotor diameter x thickness
12.6 x 1.2
11.7 x 1.2

split, dual-circuit four-wheel-disc with power assist (solid)

Rotor diameter x thickness
12.4 x 0.9
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
1SR, 1ST 12.8
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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Although checks with auto manufacturers and their representatives to confirm the accuracy of the data, it makes no guarantee or warranty, either expressed or implied with respect to the data presented here. All specifications, prices and equipment are subject to change without notice.

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