2013 Buick Regal electrical system problems
36 owner complaints filed with NHTSA name the electrical system on the 2013 Buick Regal — 40% of all complaints for this model year.
What owners report
“The contact owns a 2013 Buick Regal. The contact stated that while stopped at a stop light and depressing the brake pedal, the hybrid battery would power off as intended; however, when the brake pedal was released, the vehicle would lose automotive power before suddenly independently powering on…”
filed May 8, 2026
“, while driving, doing a steady 25-30 mph my vehicle completed transformed behavior, literally, I could only guess the problem(s)”
filed Apr 30, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- These vehicles may have a condition in which the Generator Control Module (GCM) may not…Campaign 13V173000 · May 6, 2013
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 Regal years
| Year | Reports | Share |
|---|---|---|
| 2018 Regal | 3 | 16% |
| 2017 Regal | 3 | 15% |
| 2016 Regal | 6 | 15% |
| 2015 Regal | 5 | 15% |
| 2014 Regal | 6 | 16% |
| 2012 Regal | 18 | 20% |
| 2011 Regal | 75 | 27% |
| 2004 Regal | 35 | 53% |
| 2003 Regal | 35 | 35% |
| 2002 Regal | 36 | 31% |
| 2001 Regal | 32 | 17% |
| 2000 Regal | 42 | 23% |
Other reported problem areas on the 2013 Buick Regal
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.