Jiffy Lube® is one of the largest providers of preventive maintenance and light duty repair in North America.At Jiffy Lube®, we’re experts at keeping your vehicle running smoothly. Here are some tips and advice on how to keep your life running smoothly, at least when getting from point A to points B, C, D and E is involved. Got a big holiday trip scheduled? Read on. Want to save money at the pump? Ditto.