Engine Oil, Lubricants & Fluids
So I have a 2003 Saab 9-3 2.0t with 123,350 which I bought 7,000 miles ago(8 months ago). I have good gas mileage (26.4mpg) but I want to make sure she continues to runs well. I have no clue when fuel cleaner was added when should I use fuel cleaner?