Quick Specs
Gas Mileage
20 mpg City/29 mpg Hwy
Engine
Gas V6, 3.6L
EPA Class
Midsize Cars
Style Name
AWD Avenir
Drivetrain
All Wheel Drive
Passenger Capacity
5
Passenger Doors
4
Body Style
4dr Car
Transmission
Transmission, 9-speed automatic (Requires (LGX) 3.6L V6 Engine.)
Dimensions
Vehicle
EPA Classification
Midsize Cars
Weight Information
Base Curb Weight (lbs)
3840
Interior Dimensions
Passenger Capacity
5
Front Hip Room (in)
54.80
Front Leg Room (in)
42.00
Second Shoulder Room (in)
56.60
Passenger Volume (ft³)
102.0
Second Head Room (in)
37.20
Front Shoulder Room (in)
57.70
Second Hip Room (in)
55.10
Front Head Room (in)
38.40
Second Leg Room (in)
38.00
Exterior Dimensions
Wheelbase (in)
114.4
Track Width, Rear (in)
63.10
Height, Overall (in)
57.50
Length, Overall (in)
197.50
Min Ground Clearance (in)
- TBD -
Track Width, Front (in)
62.90
Width, Max w/o mirrors (in)
73.50
Liftover Height (in)
NA
Cargo Area Dimensions
Trunk Volume (ft³)
15.00
Fuel Economy
Fuel Tank
Fuel Tank Capacity, Approx (gal)
15.8
Mileage
Fuel Economy Est-Combined (MPG)
23
EPA Fuel Economy Est - City (MPG)
20
EPA Fuel Economy Est - Hwy (MPG)
29
Performance Specs
Engine
Engine Order Code
LGX
SAE Net Torque @ RPM
268 @ 5200
Fuel System
Direct Injection
Engine Type
Gas V6
SAE Net Horsepower @ RPM
310 @ 6800
Displacement
3.6L/- TBD -
Transmission
Clutch Size (in)
NA
Drivetrain
All Wheel Drive
First Gear Ratio (:1)
- TBD -
Sixth Gear Ratio (:1)
- TBD -
Eighth Gear Ratio (:1)
- TBD -
Trans Description Cont.
Automatic
Fourth Gear Ratio (:1)
- TBD -
Final Drive Axle Ratio (:1)
2.90
Trans Order Code
M3G
Second Gear Ratio (:1)
- TBD -
Reverse Ratio (:1)
- TBD -
Ninth Gear Ratio (:1)
- TBD -
Trans Description Cont. Again
NA
Fifth Gear Ratio (:1)
- TBD -
Seventh Gear Ratio (:1)
- TBD -
Trans Type
9
Third Gear Ratio (:1)
- TBD -
Brakes
Brake Type
Pwr
Rear Brake Rotor Diam x Thickness (in)
11.3 x - TBD -
Disc - Rear (Yes or )
Yes
Brake ABS System
4-Wheel
Drum - Rear (Yes or )
NA
Front Brake Rotor Diam x Thickness (in)
12.6 x - TBD -
Disc - Front (Yes or )
Yes
Rear Drum Diam x Width (in)
NA
Steering
Steering Type
Pwr
Turning Diameter - Curb to Curb (ft)
38.0
Steering Ratio (:1), Overall
15.2
Turning Diameter - Wall to Wall (ft)
NA
Lock to Lock Turns (Steering)
2.75
Tires
Front Tire Order Code
RLE
Spare Tire Size
T125/70R17
Front Tire Size
P245/45R19
Rear Tire Order Code
RLE
Rear Tire Size
P245/45R19
Spare Tire Order Code
QCL
Wheels
Front Wheel Size (in)
19 x - TBD -
Spare Wheel Material
Steel
Front Wheel Material
Aluminum
Rear Wheel Size (in)
19 x - TBD -
Rear Wheel Material
Aluminum
Spare Wheel Size (in)
17
Suspension
Suspension Type - Front
MacPherson Strut
Shock Absorber Diameter - Rear (mm)
NA
Suspension Type - Rear (Cont.)
NA
Suspension Type - Rear
Multi-Link
Stabilizer Bar Diameter - Front (in)
- TBD -
Shock Absorber Diameter - Front (mm)
NA
Suspension Type - Front (Cont.)
NA
Stabilizer Bar Diameter - Rear (in)
- TBD -
Safety Features
Safety
Air Bag-Frontal-Driver
Yes
Air Bag-Frontal-Passenger
Yes
Air Bag-Passenger Switch (On/Off)
No
Air Bag-Side Body-Front
Yes
Air Bag-Side Body-Rear
Yes
Air Bag-Side Head-Front
Yes
Air Bag-Side Head-Rear
Yes
Brakes-ABS
Yes
Child Safety Rear Door Locks
No
Daytime Running Lights
Yes
Traction Control
Yes
Night Vision
No
Rollover Protection Bars
No
Fog Lamps
Yes
Parking Aid
Yes
Tire Pressure Monitor
Yes
Back-Up Camera
Yes
Stability Control
Yes
Other Features
Electronic Grade Braking with brake hold
StabiliTrak stability control system with Traction Control
Daytime Running Lamps, LED
Air bags, frontal, driver and right-front passenger head curtain...
Air bag Passenger Sensing System, sensor indicator inflatable...
OnStar and Buick connected services capable; EFFECTIVE WITH...
Buick Connected Access with 10 years of standard connectivity...
Rear Parking Assist, Ultrasonic with audible warning
Rear Vision Camera
Following Distance Indicator
Forward Collision Alert
Lane Keep Assist
Side Blind Zone Alert with Lane Change Alert
Rear Cross-Traffic Alert
Safety belts, 3-point, driver and right-front passenger, height...
Safety belts, 3-point, rear, all seating positions
Safety Alert Seat, driver
Teen Driver Mode
LATCH system (Lower Anchors and Top tethers for CHildren), for...
Trunk latch, safety, manual release
Tire Pressure Monitoring System
Tool kit, road emergency
StabiliTrak stability control system with Traction Control
Daytime Running Lamps, LED
Air bags, frontal, driver and right-front passenger head curtain...
Air bag Passenger Sensing System, sensor indicator inflatable...
OnStar and Buick connected services capable; EFFECTIVE WITH...
Buick Connected Access with 10 years of standard connectivity...
Rear Parking Assist, Ultrasonic with audible warning
Rear Vision Camera
Following Distance Indicator
Forward Collision Alert
Lane Keep Assist
Side Blind Zone Alert with Lane Change Alert
Rear Cross-Traffic Alert
Safety belts, 3-point, driver and right-front passenger, height...
Safety belts, 3-point, rear, all seating positions
Safety Alert Seat, driver
Teen Driver Mode
LATCH system (Lower Anchors and Top tethers for CHildren), for...
Trunk latch, safety, manual release
Tire Pressure Monitoring System
Tool kit, road emergency
Warranty
Warranty
Basic Miles/km
50,000
Basic Years
4
Corrosion Miles/km
Unlimited
Corrosion Years
6
Drivetrain Miles/km
70,000
Drivetrain Years
6
Hybrid/Electric Components Miles/km
100,000
Hybrid/Electric Components Years
8
Maintenance Miles/km
24,000
Maintenance Note
2 Visits
Maintenance Years
2
Roadside Assistance Miles/km
70,000
Roadside Assistance Years
6
Other Specs
Cooling System
Total Cooling System Capacity (qts)
7.6
Electrical
Cold Cranking Amps @ 0° F (Primary)
512
Maximum Alternator Capacity (amps)
150
Trailering
Dead Weight Hitch - Max Trailer Wt. (lbs)
1000
Wt Distributing Hitch - Max Tongue Wt. (lbs)
100
Dead Weight Hitch - Max Tongue Wt. (lbs)
100
Wt Distributing Hitch - Max Trailer Wt. (lbs)
1000
Looking for other models of the Buick Lacrosse?
Read reviews & get prices
Compare the 2018 Buick Lacrosse against the competition
Compare All Cars
