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Engine coolingPart report

2019 Buick Encore Engine cooling Problems

Complaints
7about this part
Share
8%of 88 total for the year
Median mileage
63,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 7 complaints about the engine cooling of the 2019 Buick Encore, 8% of the 88 complaints for this model year. Where a mileage was given, the median is 63,500 miles.

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.

“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. …”

NHTSA complaint #11650579, filed 2025-03, 68,000 miles

“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 failure mileage was 63,360”

NHTSA complaint #11718695, filed 2026-02, 63,360 miles

“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 second independent mechanic. …”

NHTSA complaint #11772066, filed 2026-10, 30,000 miles

“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 where it was diagnosed with turbocharger failure. …”

NHTSA complaint #11641383, filed 2025-02, 123,000 miles

“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 pipe was cracked in half and needed to be replaced. The vehicle was repaired. …”

NHTSA complaint #11765102, filed 2026-09, 60,000 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
2022113%
201978%
201834%
201778%
201634%
201532%
201435%
201324%

Other parts of the 2019 Buick Encore

Engine
33 complaints
Fuel system
12 complaints
Other or unknown
12 complaints
Air bags
11 complaints
Electrical system
10 complaints
Transmission and drivetrain
10 complaints
Brakes
7 complaints
Vehicle speed control
7 complaints
Exterior lighting
5 complaints
Suspension
4 complaints
Forward collision avoidance
3 complaints
Tires
3 complaints

← All problems reported for the 2019 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