2014 Buick Lacrosse electrical system problems
14 owner complaints filed with NHTSA name the electrical system on the 2014 Buick Lacrosse — 22% of all complaints for this model year.
What owners report
“The contact owns a 2014 Buick Lacrosse. The contact stated that after the vehicle was turned off, residual electrical power activated in the vehicle. The power windows and sunroof remained operational, and the instrument panel remained activated. The vehicle was taken to a local dealer, who…”
filed Jul 9, 2026
“Odometer Fraud. The contact purchased a 2014 Buick LaCrosse. The contact stated that while attempting to register the vehicle, it was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 92,864, and at the time of…”
filed Apr 25, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- In the affected vehicles, a wiring splice in the driver's door may corrode and break…Campaign 14V317000 · Jun 12, 2014
Related service bulletins
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
18-NA-180 · Service Bulletin/Repair Instructions · issued Sep 4, 2025
Electrical System problems in other Lacrosse years
| Year | Reports | Share |
|---|---|---|
| 2017 Lacrosse | 11 | 32% |
| 2016 Lacrosse | 2 | 4% |
| 2015 Lacrosse | 9 | 20% |
| 2013 Lacrosse | 53 | 41% |
| 2012 Lacrosse | 61 | 30% |
| 2011 Lacrosse | 32 | 19% |
| 2010 Lacrosse | 46 | 24% |
| 2009 Lacrosse | 31 | 29% |
| 2008 Lacrosse | 84 | 34% |
| 2007 Lacrosse | 75 | 30% |
| 2006 Lacrosse | 83 | 28% |
| 2005 Lacrosse | 80 | 25% |
Other reported problem areas on the 2014 Buick Lacrosse
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.