2019 Buick Encore fuel/propulsion system problems
12 owner complaints filed with NHTSA name the fuel/propulsion system on the 2019 Buick Encore — 14% of all complaints for this model year.
What owners report
“92,000 miles my catalytic convertor went bad, had for 5 years. This resulted in lag when trying to accelerate and pull out in traffic. It cost $3,000 to fix as well as the turbocharger being broke. The blind spot detection to passenger side mirror stays on at all times and should only come on when…”
filed Jul 21, 2026
“My check engine light continues to turn on and the code is related to the wastegate actuator/turbo charger. My car is running rough and doesn't accelerate properly. It sometimes rocks back and forth when I try to accelerate. Which is a KNOWN PROBLEM WITH BUICK. GMC REFUSES TO RECALL THIS WELL…”
filed May 4, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other Encore years
| Year | Reports | Share |
|---|---|---|
| 2020 Encore | 4 | 21% |
| 2018 Encore | 6 | 8% |
| 2017 Encore | 8 | 9% |
| 2016 Encore | 13 | 16% |
| 2015 Encore | 7 | 6% |
| 2014 Encore | 8 | 13% |
| 2013 Encore | 4 | 8% |
Other reported problem areas on the 2019 Buick Encore
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.