VOLUNTARY EMISSIONS SERVICE CAMPAIGN (SC169): DEALER SERVICE MANAGER NOTICE - Kia Motors America, Inc. will be conducting a Voluntary Emissions Service Campaign to inspect and, if necessary, replace the engine oil filler cap on certain 2018 MY Stinger, 2018 MY Cadenza, 2019 MY Sedona, 2019 MY Sorento, and 2019 MY Optima vehicles. The engine oil filler cap may contain a misprint of the SAE Engine Oil Viscosity Number.