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
"Sudden failure of cam shaft position sensor interfering with acceleration. Stephen approximately 23000 miles and 28 months"
Anonymous, NJ (2022 Buick Envision Sport Touring 2.0-L 4 Cyl turbo)
"Fuel pump failed while driving; car just stopped on road. Warranty covered; four day repair time."
Anonymous, NC (2022 Buick Envision Essence 2.0-L 4 Cyl turbo)