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Vehicle speed controlPart report

2016 Buick Lacrosse Vehicle speed control Problems

Complaints
6about this part
Share
13%of 48 total for the year
Median mileage
40,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the vehicle speed control of the 2016 Buick Lacrosse, 13% of the 48 complaints for this model year. Where a mileage was given, the median is 40,000 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.

“Adaptive cruise engages antilock brakes in a random manner even when no car is in front of you when the vehicle is in motion at a variety of different speeds. Has happened multiple times for several months.”

NHTSA complaint #11133159, filed 2018-10, 40,000 miles

“From standing stop or while in motion at highway speeds, stomp the accelerator to command immediate acceleration: accelerator sometimes sticks in wide open throttle resulting in unintended sustained acceleration. First counter-measure tried - slap the gear selector handle to neutral position; however, engine remains in wot condition. Second counter-measure - push the engine off switch and coast to a stop. Third counter-measure - stop the accelerator pedal again until it comes un-stuck. …”

NHTSA complaint #11051891, filed 2017-12, 42,500 miles

“The contact owns a 2016 Buick Lacrosse. While driving 3 MPH in a parking light and making a slight turn, the vehicle accelerated forward. The contact stated that the floormat was not in the correct position. There were no warning indicators illuminated. The contact called on star and was informed that the vehicle was performing as designed. The local dealer and manufacturer were not contacted. The vehicle was not diagnosed or repaired. The failure mileage was 13,826.”

NHTSA complaint #11155995, filed 2018-12, 13,826 miles

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 2016 Buick Lacrosse

Steering
12 complaints
Transmission and drivetrain
7 complaints
Air bags
6 complaints
Brakes
4 complaints
Other or unknown
4 complaints
Electrical system
3 complaints
Engine
3 complaints
Forward collision avoidance
3 complaints
Fuel system
3 complaints
Seat belts
2 complaints
Engine cooling
1 complaints
Equipment
1 complaints

← All problems reported for the 2016 Buick Lacrosse

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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