2020 Buick Encore GX Engine cooling Problems
- Complaints
- 2about this part
- Share
- 3%of 70 total for the year
- Median mileage
- 63,110miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine cooling of the 2020 Buick Encore GX, 3% of the 70 complaints for this model year. Where a mileage was given, the median is 63,110 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 2020 Buick Encore GX. The contact stated that while driving at an undisclosed speed, the vehicle began to shake with abnormal sounds coming from the engine compartment. The check engine warning light was illuminated. The vehicle was taken to the dealer, where it was diagnosed and it was determined that the turbocharger had failed and needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and referred the contact to the dealer for further assistance. The approximate failure mileage was 51,220.”
NHTSA complaint #11695087, filed 2025-10, 51,220 miles“The contact’s mother-in-law owns a 2014 Jeep Cherokee. The contact stated while his mother-in-law was driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the dealer where it was diagnosed that the PCV valve needed to be replaced. The vehicle was not repaired. The contact stated that on another occasion while his mother-in-law was driving, the vehicle started sputtering, overheating, and lost motive power. The vehicle remained at the location. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. …”
NHTSA complaint #11492911, filed 2022-11, 75,000 milesEngine cooling: other model years
Other parts of the 2020 Buick Encore GX
21 complaintsOther or unknown
19 complaintsTransmission and drivetrain
18 complaintsElectrical system
16 complaintsEngine
14 complaintsVehicle speed control
6 complaintsFuel system
4 complaintsSteering
4 complaintsAir bags
3 complaintsForward collision avoidance
2 complaintsBack-over prevention (rear camera)
1 complaintsExterior lighting
1 complaints
← All problems reported for the 2020 Buick Encore GX
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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