If you notice dark, gritty oil on the dipstick or a burnt smell

https://web-wiki.win/index.php/Same_Day_Oil_Change_Greensboro:_Early_Bird_and_Late_Night_Options

If you notice dark, gritty oil on the dipstick or a burnt smell, it might be time for an oil change sooner than scheduled; contaminants and heat degrade oil faster under severe conditions.