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2017 Buick

LaCrosse

Auto (S8), 6 cyl, 3.6 L

Buick LaCrosse: best and worst years
2017 Buick LaCrosse (photo 1 of 3)
PhotoDinkun ChenCC BY-SA 4.0Wikimedia Commons

Overview

Body
Midsize CarsEPA, from EPA, last updated 6/11/2026
Drivetrain
Front-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S8)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
RegularEPA, from EPA, last updated 6/11/2026

Engine & performance

HP
310
Power to weight
0.086 hp/lb
Axle ratio
3.07
Cyl
6EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026
Start-stop system
YesEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
31 mpgEPA, from EPA, last updated 6/11/2026
MPG City
21 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
25 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$2,500EPA, from EPA, last updated 6/11/2026
CO₂
360 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
5/10EPA, from EPA, last updated 6/11/2026
Smog score
6/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
Real-world MPG
31.4 mpg, reported by 2 driversabout 6.4 mpg above the EPA combined estimate
SmartWay certified
No

Dimensions & capacity

Length
198 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Width
73 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Height
57 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Wheelbase
115 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Curb Weight
3,598 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Pass. Vol
102 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
16 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★★
Stability control (ESC)
Standard
Forward-collision warning
Optional
Lane-departure warning
Optional
Recalls
2
Owner complaints
34

Feature availability

Which features come standard, cost extra, or are locked to a pricier trim arrives with the next data phase. Standard equipment shows here today.

Standard

Reported problems NHTSA owner complaints, model year

  • ELECTRICAL SYSTEM26%
  • POWER TRAIN19%
  • ENGINE12%
  • SUSPENSION10%
  • VEHICLE SPEED CONTROL7%
  • AIR BAGS5%

Source: NHTSA owner complaints, 42 total.

Buick LaCrosse: best and worst years

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
6 yr / 70k mi
Roadside assistance
6 yr / 70k mi
Maintenance
1 yr / 12k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.