2021 Buick Encore Electrical system Problems
- Complaints
- 1about this part
- Share
- 11%of 9 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the electrical system of the 2021 Buick Encore, 11% of the 9 complaints for this model year.
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.
“Nothing air bags deployed was leaving a parking lot started went to drive off !! Bang 2000 bounds of pressure in my face! My whole body!! It was a rental !! Look into this vechicail !hair burnt! Fried wire smell still on my burnt jacket!! Look into this with great concern as iam reaching out with shock and awe about this whole situation that accured** there is video of accurance in parking lot * think the owner is going to try to cover up what ever he can , saying that for reason's of my own! Please someone's job to investagte right ! Black box data speed which 2 miles a hour was speed .. …”
NHTSA complaint #11557296, filed 2023-11Related service bulletins
- 11019017Apr 10, 2025This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
- 11017595Apr 3, 2025This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
- 11017244Mar 31, 2025The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other…
- 11017207Mar 21, 2025This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414…
- 11017031Mar 12, 2025This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
- 11014230Jan 31, 2025This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
- 11014239Jan 29, 2025This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during…
- 11014222Jan 28, 2025This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
- 11013269Jan 16, 2025This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
- 11013069Jan 9, 2025This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2021 | 1 | 11% |
| 2020 | 4 | 21% |
| 2019 | 10 | 11% |
| 2018 | 9 | 12% |
| 2017 | 4 | 4% |
| 2016 | 9 | 11% |
| 2015 | 30 | 24% |
| 2014 | 13 | 22% |
| 2013 | 8 | 15% |
Other parts of the 2021 Buick Encore
3 complaintsTransmission and drivetrain
3 complaintsBrakes
2 complaintsAir bags
1 complaintsOther or unknown
1 complaints
← All problems reported for the 2021 Buick Encore
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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