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
"warranty covered the sensor in the exhaust system, common problem they had the upgraded part in stock"
Anonymous A., BC (2022 Chevrolet Colorado Z71 2.8-L 4 Cyl diesel)
"Engine light came on after truck started to idle erratically. Code indicated $5 cylinder misfire. Plug and coil had to be replaced."
Anonymous A., NY (2022 Chevrolet Colorado Z71 3.6-L V6)