low oil

So today i was driving when i noticed this funny raspy sound coming from me mazda. i thought it sounded like it was an exhaust leak at first. i asked my boss to listen and he immediately was like oh my gosh dude have you checked your oil?? upon checking the oil after letting the car sit for an...

Hi folks - I'm a longtime reader but first-time poster to the forum (sorry for leeching). I need some opinions. I just drove my '09 MS-3 60 miles (highway) after a Walmart oil change to discover burning oil smell in the passenger compartment as I neared home. I figured maybe they spilled a...