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
"Fuel pump broke at 67K"
Anonymous A., FL (2017 Chevrolet Silverado 2500HD LT 6.6-L V8 diesel)
"Multiple issues with exhaust and DEF system. Injectors broke several times and I eneded up raking the entire system out of the truck."
Anonymous A., FL (2017 Chevrolet Silverado 2500HD LT 6.6-L V8 diesel)