Engine ModelGM L20
Displacement (L)4.8
Displacement (CC)4800.0
Displacement (CI)292.91397165471
Other Engine InfoIRON,Vehicles equipped with L20 "Flexible Fuel" 4.8L engine are not calibrated to run on Ethanol.
Fuel Type - PrimaryGasoline
Fuel Type - SecondaryEthanol (E85)
Engine Number of Cylinders8
Fuel Delivery / Fuel Injection TypeSequential Fuel Injection (SFI)