2025 Buick Encore GX Engine Problems
- Complaints
- 1about this part
- Share
- 7%of 15 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 1 complaints about the engine of the 2025 Buick Encore GX, 7% of the 15 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.
“Second complete powertrain failure on March 14, 2026 at 13,993 miles, nine days after first repair (complete transmission replacement for bone-dry sealed transmission). Symptoms: sudden loss of power on highway (unable to exceed 20 mph with accelerator fully depressed), hollow sound, noise described as like a rock tumbling around inside. OnStar diagnostics returned No Error Code Found twice (11:14 AM and 11:17 AM) during active failure. Dealer (Loveland Buick GMC) diagnosed battery issue but provided indefinite loaner with no return date. …”
NHTSA complaint #11728488, filed 2026-04Related service bulletins
- 11030340Jun 5, 2025This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the Malfunction Indicator Lamp (MIL) illuminated on Driver…
- 11026017Jun 5, 2025This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
- 11024485May 15, 2025The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the…
- 11020254May 7, 2025This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in…
- 11019725Apr 22, 2025This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the Malfunction…
- 11019503Apr 18, 2025This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California…
- 11017430Apr 2, 2025This service bulletin provides information on normal engine characteristics/noise produced by the LIH or LBP engine.
- 11017256Mar 28, 2025This service bulletin provides a procedure to test and replace, if needed, the pressure sensor and/or the oil pump if the codes noted set due to the debris left in the pump…
- 11017263Mar 25, 2025This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to…
- 11016883Mar 6, 2025This engineering information (EI) closure ends the need for gathering further information from technicians in regard to Check Engine Lamp illuminated on DIC with DTC P219A set.
Engine: other model years
Other parts of the 2025 Buick Encore GX
6 complaintsOther or unknown
3 complaintsTransmission and drivetrain
3 complaintsBack-over prevention (rear camera)
2 complaintsForward collision avoidance
2 complaintsAir bags
1 complaintsBrakes
1 complaintsFuel system
1 complaintsLane departure
1 complaintsSeat belts
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2025 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