BUICK
Buick LaCrosse LaCrosse Mk3 (2017–2019) Specs
Specifications, engines, dimensions and technical data.
Gen 3
2017 - 2023
LaCrosse Mk3
Sedan
W
L
H
WB
GC
Boot
Engine
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Power
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Fuel
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Gears
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Platform
—
Body Style
Chassis
Engines
Quick Specs
Fuel
Fuel
Combined
Combined
Engine Lineup
| Trans | Engine | Gears | HP | Fuel | CO₂ |
|---|---|---|---|---|---|
| AT | 2.5 eAssist Automatic | 6 | 194 HP | Petrol | — |
| DCT | 20T DCG | 7 | 170 HP | Petrol | — |
| AT | 3.6 V6 AWD Automatic | 9 | 310 HP | Petrol | — |
| CVT | 30H Hybrid EVT | 1 | 128 HP | Petrol | — |
| AT | Avenir 28T Hydra-Matic | 9 | 261 HP | Petrol | — |
Note: Performance figures may vary based on market and conditions.
Buick LaCrosse LaCrosse Mk3 overview
The Buick LaCrosse (LaCrosse Mk3) is the 3rd generation of the LaCrosse, built from 2017 to 2019. It is offered as a Sedan with 5 engines (petrol), from 82 HP to 310 HP. The 2.5 (194 Hp) eAssist Automatic is 5017 mm long.
How much horsepower does the Buick LaCrosse have?
The Buick LaCrosse (LaCrosse Mk3) has 82 HP to 310 HP, depending on the engine: 1.8 Ecotec (82 HP), 1.5 Ecotec (170 HP), 2.5 Ecotec (194 HP), 2.0 Ecotec (261 HP), 3.6 Highfetch (310 HP).
What engines are available for the Buick LaCrosse?
The Buick LaCrosse is available with 5 engines: 1.8 Ecotec (82 HP, petrol), 1.5 Ecotec (170 HP, petrol), 2.5 Ecotec (194 HP, petrol), 2.0 Ecotec (261 HP, petrol), 3.6 Highfetch (310 HP, petrol).
What are the dimensions of the Buick LaCrosse?
The Buick LaCrosse is 5017 mm long, 1867 mm wide, 1460 mm tall, with a 2905 mm wheelbase.
Advanced Specs
Overview
| Generation | Buick LaCrosse III |
|---|---|
| Year | 2018–2019 |
| Platform | GM Epsilon Platform / GM E2XX |
| Variant | 2.5 (194 Hp) eAssist Automatic |
| Body type | sedan |
| Engine type | Mild Hybrid |
| Fuel type | Petrol |
| Seats | 5 |
| Doors | 4 |
Power & torque
| Power | 194 HP |
|---|---|
| Power @ max rpm | 6300 rpm |
| Torque | 254 Nm |
| Torque @ max rpm | 4400 rpm |
Engine
| Engine code | LHN |
|---|---|
| Displacement | 2457 cc |
| Cylinders | 4 |
| Configuration | inline |
| Bore | 88.0 mm |
| Stroke | 101.0 mm |
| Valves per cylinder | 4 |
| Injection system | Direct Injection |
| Aspiration | Naturally Aspirated Engine |
| Valvetrain | Dohc Ivlc |
| Oil capacity | 4.7 L |
| Coolant | 9.0 L |
| Engine layout | Front Transverse |
| Engine systems | Start Stop System |
Drivetrain & transmission
| Drive | Front Wheel Drive |
|---|---|
| Powertrain architecture | Mhev Mild Hybrid Electric Vehicle Power Assist Hybrid Battery Assisted Hybrid Vehicles Bahv |
| Drivetrain architecture | The Internal Combustion Engine Ice And Electric Motor Drive The Front Wheels Of The Car With The Ability To Work Only In Mixed Mode |
| Gearbox type | Torque Converter |
| Gears | 6 |
| Gearbox code | 6t40 |
| Gearbox manufacturer | gm |
Dimensions
| Length | 5017 mm |
|---|---|
| Width | 1867 mm |
| Height | 1460 mm |
| Wheelbase | 2905 mm |
| Front track | 1599 mm |
| Rear track | 1602 mm |
| Boot space | 405 L |
| Turning circle | 11.6 m |
Mass
| Kerb weight | 1583 kg |
|---|
Consumption & emissions
| Fuel urban | 9.4 L/100km |
|---|---|
| Fuel extra urban | 6.7 L/100km |
| Fuel tank | 59.8 L |
Chassis & brakes
| Front suspension | Independent Type Mcpherson |
|---|---|
| Rear suspension | Independent Multi Link Suspension |
| Front brakes | Ventilated discs, 300 mm |
| Rear brakes | Disc, 288 mm |
| Steering type | Steering Rack And Pinion |
| Power steering | Electric Steering |
| Tire size | 235/50 R18 |
| Wheel rims | 18 |
| Assisting systems | Abs Anti Lock Braking System |
Efficiency ratios
| Weight-to-power | 8.2 kg/Hp, 122.6 Hp/tonne |
|---|---|
| Weight-to-torque | 6.2 kg/Nm, 160.5 Nm/tonne |
Other
| Start Of Production | 2018 |
|---|---|
| End Of Production | 2019 |
Performance
Engine speed (1k/rpm)
! Figures from catalog data; real-world values may differ.
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