2011 Buick Lacrosse electrical system problems
32 owner complaints filed with NHTSA name the electrical system on the 2011 Buick Lacrosse — 19% of all complaints for this model year.
What owners report
“The contact purchased a 2011 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 143,939 and at the time of registration, it was…”
filed Jul 14, 2026
“I am reporting a serious safety defect involving a 2011 Buick LaCrosse CXL. The vehicle has repeatedly shut off while being driven, creating a dangerous situation. The issue first occurred in January 2026. The vehicle was later towed for repair in February 2026, and I was told the issue had been…”
filed Apr 14, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other Lacrosse years
| Year | Reports | Share |
|---|---|---|
| 2017 Lacrosse | 11 | 32% |
| 2016 Lacrosse | 2 | 4% |
| 2015 Lacrosse | 9 | 20% |
| 2014 Lacrosse | 14 | 22% |
| 2013 Lacrosse | 53 | 41% |
| 2012 Lacrosse | 61 | 30% |
| 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 2011 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.