If you're nervous about going 10,000 miles or more between oil changes, then do it every six months, when you probably should also have your tires rotated (also explained in your owner's manual). GM says to change your oil at least once a year even if the service indicator warning light doesn't come on.
Click on âFileâ and select âSave Asâ after youâve entered all data into the spreadsheet. Select âCSVâ under the âSave as typeâ dropdown menu. Type a name for your CSV file, then select âSave.â You have now created a CSV file, and commas will automatically be added to the file to separate each field.
Notepad (or any text editor). To create a CSV file with a text editor, first choose your favorite text editor, such as Notepad or vim, and open a new file. Then enter the text data you want the file to contain, separating each field with a comma and each row with a new line. Save this file with the extension .csv.