The oil type on the 2018 Buick Enclave iS5W-30 for all temperatures. If You happen to live in an area where it gets as low as -20F, then use 0W-30. The oil capacity on the Enclave iS6 US quarts with a filter in case You wanted to know. The main function of engine oil is to lubricate the motor so that it can live for a very long time. Other functions are cleaning, reducing friction, and making sure it doesn't overheat. Overheating can cause a lot of major problems to Your engine. You definitely don't want that to happen. To prevent it, have Your oil changed regularly and top it off when needed.
Pat T.
January 2, 2020
The best oil type for a 2018 Buick Enclave is full synthetic SAE 5W-40. The SUV's 3.6L V6 engine has an oil capacity of 6 quarts with a new filter.
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