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Vehicle speed controlPart report

2018 Buick Lacrosse Vehicle speed control Problems

Complaints
2about this part
Share
17%of 12 total for the year
Median mileage
26,600miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the vehicle speed control of the 2018 Buick Lacrosse, 17% of the 12 complaints for this model year. Where a mileage was given, the median is 26,600 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“When I tried to stop at the traffic light, the car suddenly accelerated and went forward. At that time, the car brake was engaged. On the same day; When I tried to go forward at the traffic light, the car suddenly accelerated. The dealer service center said, We cannot find any issue with the transmission.”

NHTSA complaint #11448073, filed 2022-01

Related service bulletins

Vehicle speed control: other model years

YearComplaintsShare of year
2018217%
2017411%
2016613%
201525%
201435%
201322%
2012126%
201195%
2010179%
200998%
2008104%
200710%
200631%
2005113%

Other parts of the 2018 Buick Lacrosse

Electrical system
5 complaints
Engine
4 complaints
Fuel system
3 complaints
Transmission and drivetrain
3 complaints
Brakes
1 complaints
Other or unknown
1 complaints

← All problems reported for the 2018 Buick Lacrosse

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology