2015 Buick Lacrosse Other or unknown Problems
- Complaints
- 4about this part
- Share
- 9%of 44 total for the year
- Median mileage
- 45,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the other or unknown of the 2015 Buick Lacrosse, 9% of the 44 complaints for this model year. Where a mileage was given, the median is 45,500 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.
“Radio won't turn on after I start car. However if I turn on radio before starting car and the door is open it will come on. If I leave the radio on and shut car down and leave car, when I return & before start the car, the radio will come on upon start up. Seem like there is a radio control switch in the door area that is tempermental.”
NHTSA complaint #11321746, filed 2020-04, 26,000 miles“Sunroof spontaneously exploded while driving on the highway at approximate speed of 65 MPH. Occurred while driving open area and nothing hit the vehicle. Temperature was approximately 41 degrees at about 7:30pm with no rain, snow, etc. At the time of incident. There was a very loud bang sound with 5 passengers in vehicle at the time. Inside temperature of vehicle set at 72 degrees. Some very small pieces sand like of glass were noticed on center console, front seats. Not sure where else. A new insurance claim has been initiated. …”
NHTSA complaint #11277558, filed 2019-11, 65,000 miles“There have been at least five different occasions when the doors of the car will randomly lock and unlock continously for anywhere from 1-3 minutes. No one would be holding the key or pushing the button. We are sitting in the car when it happens. It has occurred with the car on and off.”
NHTSA complaint #11569462, filed 2024-02Related service bulletins
- 11037555Sep 26, 2026This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- 11037253Sep 4, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11035340Jul 21, 2026PI to help diagnose A/C concern
- 11032947May 19, 2026This document provides the technician with a diagnostic tip if the vehicle stalls and set diagnostic trouble code P0191 and may also set P0172. The diagnostic tip has the…
- 11030974Apr 1, 2026This preliminary information communicates information about how to determine if a wheel and tires size change is available.
- 11030092Mar 9, 2026This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
- 11030091Mar 9, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11027601Jan 8, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11025755Nov 20, 2025This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s…
- 11023091Sep 9, 2025New Vehicle Monitoring Programs Section in IVH
Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2019 | 3 | 43% |
| 2018 | 1 | 8% |
| 2017 | 3 | 8% |
| 2016 | 4 | 8% |
| 2015 | 4 | 9% |
| 2014 | 9 | 14% |
| 2013 | 9 | 7% |
| 2012 | 19 | 9% |
| 2011 | 13 | 8% |
| 2010 | 13 | 7% |
| 2009 | 3 | 3% |
| 2008 | 14 | 6% |
| 2007 | 6 | 2% |
| 2006 | 6 | 2% |
| 2005 | 7 | 2% |
Other parts of the 2015 Buick Lacrosse
12 complaintsElectrical system
9 complaintsAir bags
7 complaintsBrakes
5 complaintsExterior lighting
3 complaintsFuel system
3 complaintsSeat belts
2 complaintsTransmission and drivetrain
2 complaintsVehicle speed control
2 complaintsElectronic stability control
1 complaintsEngine
1 complaintsInterior lighting
1 complaints
← All problems reported for the 2015 Buick Lacrosse
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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