Sierra SL Extended Cab Pickup 2-Door 8 Sierra SL Extended Cab Pickup 3-Door 8 Sierra SL Standard Cab Pickup 2-Door 8 Sierra SLE Extended Cab Pickup 2-Door 8 Sierra SLE Extended Cab Pickup 3-Door 8 Sierra SLE Standard Cab Pickup 2-Door 8 Sierra SLT Extended Cab Pickup 2-Door 8 Sierra SLT Extended Cab Pickup 3-Door 8 Sierra SLT Standard Cab Pickup 2-Door 8