Fuel System/Emissions
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
What Owners Say
"Check engine light on, failure was the fuel filling tube. Sourced and replaced."
Anonymous, ON (2016 Buick Encore None 1.4-L 4 Cyl turbo)
"BUICK RECALLED THIS UNIT TO REPLACE THE STICKING WASTEGATE ACTUATOR LINKAGE. IT WAS DONE FOR FREE BUT CAUSED THE CAR TO RUN UNDRIVEABLY ROUGH"
Anonymous A., (2016 Buick Encore None 1.4-L 4 Cyl turbo)