Hyundai Elantra: Change to "winter weight" oil if necessary - Winter driving - Driving your vehicle - Hyundai Elantra HD 2006Ц2010 Owners ManualHyundai Elantra: Change to "winter weight" oil if necessary

In some climates it is recommended that a lower viscosity "winter weight" oil be used during cold weather. See Section 9 for recommendations. If you aren't sure what weight oil you should use, consult an authorized Hyundai dealer.