2019 Buick Encore engine and engine cooling problems
This is a safety-related system. If you notice symptoms, stop driving and have it inspected.
What owners report
“The contact owns a 2019 Buick Encore. The contact stated that while driving at various speeds, the vehicle hesitated upon depressing the accelerator pedal. Additionally, the vehicle hesitated to start after multiple attempts. The vehicle was taken to the independent mechanic where it was purchased, and the mechanic replaced the oxygen sensor. Despite the repair, the failure recurred intermittently. The contact stated that the check engine warning light illuminated, and the vehicle was taken to a…”
NHTSA complaint · filed 10/19/2026
“The contact owns a 2019 Buick Encore. The contact stated that the flex pipe was cracked, causing the contact to become ill from the fumes. The contact stated that there was an abnormal odor occasionally coming from the engine. No warning light was illuminated. The contact expressed concerns about the safety of driving the vehicle with the fumes entering the vehicle from the flex pipe. The vehicle was taken to an independent mechanic to be diagnosed, and the contact was informed that the flex pip…”
NHTSA complaint · filed 09/17/2026
“The contact owns a 2019 Buick Encore. The contact stated that while driving at various speeds, the check engine warning light remained illuminated, with the odor of burning oil inside the cabin of the vehicle, before the vehicle stalled. The vehicle was taken to a dealer who diagnosed the vehicle and determined that the valve cover, intake manifold, and oxygen sensors were faulty and needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The failur…”
NHTSA complaint · filed 02/18/2026
“The contact owns a 2019 Buick Encore. While driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to a private mechanic, who diagnosed the vehicle with a blown turbo charger caused by low oil pressure. The contact stated that the turbo charger was previously replaced due to the same failure. The contact stated there was a recall for the for 2017-2018 Buick Encore for the same issue; however, the 2019 model year was not included. The vehicle was not re…”
NHTSA complaint · filed 01/26/2026
“The contact owns a 2019 Buick Encore. The contact stated that while her daughter was driving approximately 55 MPH, the vehicle was shaking and jerking abnormally. The contact stated her daughter reported there were several unknown warning lights illuminated on the instrument cluster. The driver exited the highway and pulled over and turned off the vehicle. The contact had the vehicle towed to a dealer. The dealer diagnosed the vehicle and determined that there was coolant intrusion into the cyli…”
NHTSA complaint · filed 07/21/2025
“The contact owns a 2019 Buick Encore. The contact stated that while attempting to accelerate from a stoplight, the engine revved up before accelerating. While the vehicle was accelerating, the check engine warning light illuminated. The vehicle was taken to a certified mechanic, who diagnosed that the wastegate for the turbocharger was stuck, causing the turbocharger to fail. The contact was informed that the turbocharger needed to be replaced. The vehicle was not repaired. The contact became aw…”
NHTSA complaint · filed 03/25/2025
“The contact owns a 2019 Buick Encore. The contact stated while driving 65 MPH on the highway, the vehicle started to lose motive power, started jerking back and forth, and there was white smoke coming from the tailpipe. The contact attempted to depress the accelerator pedal; however, the vehicle failed to respond as needed. The check engine warning light was illuminated. The contact merged to the side of the road before driving to the residence. The vehicle was driven to an independent mechanic …”
NHTSA complaint · filed 02/07/2025
Unverified owner reports from NHTSA's public complaint database.
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- How common are 2019 Buick Encore engine and engine cooling problems?
- 7 owners reported engine and engine cooling issues to NHTSA for the 2019 Buick Encore. Counts scale with how many were sold.
- Is there a recall for 2019 Buick Encore engine and engine cooling problems?
- No matching recall is on file. Check your VIN at nhtsa.gov/recalls for the latest.