THIS BULLETIN PROVIDES THE PROCEDURE TO REPLACE THE AIR CLEANER BOX AND/OR THE EVAPORATIVE CANISTER OF SOME 2016 MY KIA OPTIMA (JFA) 2.0L TURBO (ULEV - 50 STATE EMISSIONS) AND THE 2.4 L GDI (SULEV VEHICLES - CALIFORNIA EMISSIONS), PRODUCED FROM JOB #1 THROUGH JANUARY 15, 2016. SOME OF THESE VEHICLES WERE BUILT WITH THE WRONG AIR CLEANER AND/OR EVAPORATIVE CANISTER. KIA IS RECALLING THESE VEHICLES TO CORRECT THE MISBUILD BY INSTALLING THE PROPER COMPONENTS, AS ORIGINALLY INTENDED. PRIOR TO PERFORMING THE PROCEDURE, REFER TO THE TABLE IN THE BULLETIN TO IDENTIFY WHICH COMPONENTS REQUIRE REPLACEMENT BY ENGINE TYPE.