You won’t hurt your engine by adding oil when it’s hot, but you’ll increase your own risk of getting burned by dripped or splattered oil, and of breathing in acrid smoke. You’ll also get a less accurate reading of your engine’s true oil levels when it’s hot. The bottom line: If necessary, you can change … Continue reading How Long To Let Engine Cool Before Adding Oil (Check Oil Hot or Cold?) Can You Change Your Oil When Your Car Is Hot?