2014 Buick Encore Fuel system Problems
- Complaints
- 8about this part
- Share
- 13%of 60 total for the year
- Median mileage
- 85,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 8 complaints about the fuel system of the 2014 Buick Encore, 13% of the 60 complaints for this model year. Where a mileage was given, the median is 85,000 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.
“Cracked valve cover first occurrence was august of 2017. This was replaced under warranty. Second occurrence happened january 6,2019. This occurrence caused multiple failures and cost me $727 to have repaired. Symptoms were noticeable off shift points due to lack of power and too much air to turbo . Also a surviving of the engine when going up steep hills . This is a known issue as both times the dealer knew what the problem was and had parts on hand to fix . I took video of both times for my records.”
NHTSA complaint #11170906, filed 2019-01, 85,000 miles“Camshaft cover failed pcv system had cover replaced at 50,000 miles under power train warranty engine light comes vehicle stalls at stop light this happened again at 80,000 miles this time because of causing to much vacum had to replace intake manifold gasket so it is my thought maybe Buick should put this camshaft cover with pcv system on recall same part failed again.”
NHTSA complaint #11252563, filed 2019-08, 83,000 miles“Service engine light (po420 code) came on and vehicle begin to vibrate at start up especially. Temp gauge showed overheating with no signs of overheating. Thermostat housing replaced. Service engine light came on again after repair. Mechanic shop replaced converter that was faulty (po420 code) a week later. Service engine light came on (po 420 code) (171 code) mechanic shop replaced catalytic converter, r&r front. , left shop that day engine light came on again. Replace catalytic sensor, next day service engine light came on again. …”
NHTSA complaint #11361178, filed 2020-09, 130,000 miles“The Buick Encore has 15,000 miles on it, the last 2,000 miles or so the engine hesitates any speeds. It does not stall but it keeps hesitating. The car has been taken to the dealership twice, the problem has not been fixed”
NHTSA complaint #10779505, filed 2015-10, 13,500 miles“On March 18 , 2025 I purchased a 2014 Buick Encore with an implied warranty, the vehicle had 128,644 miles on the odometer. At the time of purchase the check light was not on and the vehicle had no visible or audible mechanical issues. Not 14 days after purchase there was a strong odor of burning oil due to an oil leak dripping into the splash shield. A certified mechanic advised me that the problem was a very common issue with the 2014 Buick Encore and the oil cooler associated with the turbo charger needed to be replaced. …”
NHTSA complaint #11664894, filed 2025-06Related service bulletins
- 11007095Aug 7, 2024This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles…
- 11004727Jun 29, 2024This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- 11004761Jun 28, 2024This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or…
- 10253061Mar 4, 2024This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel…
- 10250505Feb 7, 2024This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
- 10241417Aug 1, 2023This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- 10234144Mar 20, 2023This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
Fuel system: other model years
Other parts of the 2014 Buick Encore
25 complaintsElectrical system
13 complaintsTransmission and drivetrain
9 complaintsOther or unknown
6 complaintsAir bags
5 complaintsBrakes
5 complaintsEngine cooling
3 complaintsLane departure
3 complaintsSeat belts
3 complaintsExterior lighting
2 complaintsSteering
2 complaintsVehicle speed control
2 complaints
← All problems reported for the 2014 Buick Encore
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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